229 games / 229 parties
2025.07.15
Titled Tue 15th Jul Late
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15302 | Brancaleoni, M (2185) | Obregon Rivero, J (2462) | 0-1 | |
1. Nf3 Nf6 2. c4 g6 3. b4 Bg7 4. Bb2 O-O 5. e3 c6 6. Be2 d6 7. O-O a5 8. b5 a4 9. Na3 e5 10. d3 Nbd7 11. bxc6 bxc6 12. Rb1 Re8 13. h3 e4 14. dxe4 Nxe4 15. Bxg7 Kxg7 16. Qd4+ Qf6 17. Rfc1 Ndc5 18. Rb6 Bd7 19. Kf1 Rab8 20. Rbb1 Kg8 21. Qxf6 Nxf6 22. Nd2 Bf5 23. Rxb8 Rxb8 24. Ke1 Rb2 25. Ra1 Nfe4 26. Nxe4 Bxe4 27. f3 Bd3 28. Bxd3 Nxd3+ 29. Kf1 Rf2+ 30. Kg1 Rd2 31. Kf1 Kf8 32. Nb1 Rf2+ 33. Kg1 Rc2 34. Na3 Rc3 35. Nb1 Rc1+ 36. Kh2 a3 37. Kg3 Nb4 38. Kf2 Nc2 39. Nxa3 Rxa1 40. Nxc2 Rxa2 0-1 |
2025.07.01
Titled Tue 1st Jul Late
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32798 | Dobrocmyslov, A (2260) | Obregon Rivero, J (2477) | 0-1 | |
1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O c5 5. d4 cxd4 6. Nxd4 O-O 7. Nb3 Nc6 8. c4 d6 9. Nc3 Qb6 10. Be3 Qa6 11. c5 d5 12. Nxd5 Nxd5 13. Qxd5 Rd8 14. Qe4 Bxb2 15. Rad1 Rxd1 16. Rxd1 Qxe2 17. Bf3 Qa6 18. Rd2 Bf5 19. Qh4 Qxa2 20. Nd4 Nxd4 21. Bxd4 Qa1+ 22. Rd1 Qa3 23. Bxb7 Rd8 24. Qxe7 Rxd4 25. Qe8+ Kg7 26. Qe5+ Kh6 27. Rxd4 Qa1+ 28. Kg2 Bxd4 29. Qf4+ Kg7 30. c6 Be5 31. Qc4 Bc7 32. Ba6 Qe5 33. f3 Be6 34. Qe2 Qxe2+ 35. Bxe2 a5 36. Bb5 Bb3 37. f4 a4 38. Kf3 a3 0-1 |
2025.07.01
Titled Tue 1st Jul Late
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33042 | Obregon Rivero, J (2477) | Hadzovic, A (2354) | 1-0 | |
1. e4 e5 2. Nf3 Nc6 3. d3 Bc5 4. Nbd2 d6 5. c3 f5 6. Qc2 Nf6 7. h3 O-O 8. Be2 fxe4 9. dxe4 Qe8 10. g4 Kh8 11. Nc4 d5 12. exd5 Nxd5 13. Ne3 Nf4 14. Ng5 g6 15. Ne4 Bxe3 16. Bxe3 Ng2+ 17. Kd2 Nxe3 18. fxe3 Be6 19. Raf1 Bd5 20. Kc1 Qe7 21. h4 Rxf1+ 22. Rxf1 Rf8 23. Rxf8+ Qxf8 24. g5 Qf5 25. Nf6 Qxc2+ 26. Kxc2 Bf7 27. Bf3 Nd8 28. a3 Kg7 29. Kd3 h6 30. Ke4 hxg5 31. hxg5 Ne6 32. Kxe5 Nxg5 33. Bxb7 Ne6 34. b4 Kf8 35. Bd5 Ke7 36. Bxe6 Bxe6 37. Ne4 Bc8 38. Ng5 Bd7 39. e4 Bc8 40. c4 Ba6 41. b5 Bb7 42. Kf4 Kd6 43. Ke3 Kc5 44. Kd3 Bc8 45. Kc3 Bd7 46. e5 Bf5 47. a4 c6 48. bxc6 Kxc6 49. a5 Kc5 50. Kb3 1-0 |
2025.07.01
Titled Tue 1st Jul Late
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33189 | Obregon Rivero, J (2477) | Sabuk, P (2321) | 1-0 | |
1. Nf3 d5 2. g3 Nf6 3. Bg2 c5 4. O-O e6 5. d4 cxd4 6. Nxd4 e5 7. Nb3 Be6 8. c4 Nc6 9. cxd5 Bxd5 10. Nc3 Bxg2 11. Qxd8+ Rxd8 12. Kxg2 Bb4 13. Bg5 Bxc3 14. bxc3 Kd7 15. Bxf6 gxf6 16. Rfd1+ Kc7 17. Kf3 Ne7 18. Ke4 Rhg8 19. h3 b6 20. Rd3 Nc8 21. Rad1 Nd6+ 22. Ke3 f5 23. Rd5 Kc6 24. Kf3 f6 25. c4 Nf7 26. Rxd8 Nxd8 27. e4 fxe4+ 28. Kxe4 Nf7 29. Kf5 Nd6+ 30. Kxf6 Nxc4 31. Kf7 Rg5 32. g4 e4 33. Nd4+ Kb7 34. Nf5 Rg6 35. Rd4 Ne5+ 36. Kf8 Rf6+ 37. Kg8 h5 38. Rxe4 hxg4 39. hxg4 Nxg4 40. Rxg4 Rxf5 41. f4 Ra5 42. Rg2 Rf5 43. Rf2 Kc6 44. Kg7 Kd5 45. Kg6 Rf8 46. f5 b5 47. f6 a6 48. f7 Kc4 49. Kg7 Rc8 50. Rc2+ Kb4 51. Rxc8 Ka3 1-0 |
2025.07.01
Titled Tue 1st Jul Late
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33371 | Baturin-Vinogradov, Miroslav (2046) | Obregon Rivero, J (2477) | 1-0 | |
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. Be2 g6 8. O-O Bg7 9. Be3 O-O 10. Qd2 Qc7 11. Bh6 Rb8 12. Bxg7 Kxg7 13. b3 Qa5 14. Rad1 Be6 15. Qe3 d5 16. exd5 cxd5 17. Na4 Rfc8 18. Bd3 Qc7 19. Rfe1 Kg8 20. Qg3 Qxg3 21. hxg3 Kf8 22. a3 Bf5 23. Bxf5 gxf5 24. Re2 e6 25. f3 Rc7 26. Kf2 Rbc8 27. Rdd2 h5 28. Nb2 Kg7 29. Nd3 Rh8 30. Ne5 h4 31. gxh4 Rxh4 32. Re1 Ne8 33. c4 Nf6 34. cxd5 Nxd5 35. Nc4 Rh8 36. Ne3 Nf6 37. Nc4 Rb8 38. Rd3 Nd5 39. Ne3 Nf4 40. Rd4 Ng6 41. b4 Rc3 42. Ra1 Ne5 43. Ke2 Kf6 44. Rd6 f4 45. Nd5+ Kf5 46. Nxc3 Rc8 47. Rc1 Nc4 48. Ne4 Ke5 49. Rd3 1-0 |
2025.07.01
Titled Tue 1st Jul Late
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33460 | Eswaran, Ashritha (2236) | Obregon Rivero, J (2477) | 1-0 | |
1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. e5 dxe5 5. Nxe5 Nbd7 6. d4 cxd4 7. Qxd4 e6 8. Bf4 a6 9. O-O-O Be7 10. g4 Nxe5 11. Qxe5 Qb6 12. g5 Nh5 13. Be3 Qc6 14. Be2 Nf6 15. gxf6 Bxf6 16. Qd6 Qxd6 17. Rxd6 O-O 18. Rhd1 Be5 19. Rd8 Bc7 20. Rxf8+ Kxf8 21. Bc5+ Ke8 22. Bf3 Bxh2 23. Bb6 Bd7 24. Kb1 Rc8 25. Rh1 Be5 26. Rxh7 g6 27. Be3 Bc6 28. Ne4 Rd8 29. Kc1 Bd4 30. Bg5 Rd5 31. Bf6 1-0 |
2025.05.20
Titled Tue 20th May Late
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81029 | Leenhouts, K (2476) | Obregon Rivero, J (2476) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Kh1 Nxd4 10. Bxd4 Bd7 11. f3 Bc6 12. Qd2 a5 13. Rad1 Nd7 14. Bxg7 Kxg7 15. Nd5 Bxd5 16. Qxd5 Qb6 17. Qd4+ Kg8 18. Qxb6 Nxb6 19. Rd4 Rfc8 20. c3 Rc5 21. Rfd1 Rac8 22. Kg1 Kf8 23. Kf2 Nd7 24. Ke3 b5 25. a4 bxa4 26. Rxa4 Nb6 27. Rad4 a4 28. R1d2 a3 29. bxa3 Rxc3+ 30. R2d3 Nc4+ 31. Kf2 Nxa3 32. Rxc3 Rxc3 33. Ra4 Nc2 34. h4 h6 35. g4 g5 36. hxg5 hxg5 37. Ra5 Nd4 38. Bd1 Rd3 39. Be2 Rc3 40. Bd1 f6 41. Ra2 Rc1 42. Rd2 Ne6 43. Bb3 Nc5 44. Bd5 Rc3 45. Rb2 Nd3+ 0-1 |
2025.05.20
Titled Tue 20th May Late
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81290 | Sarana, A (2686) | Obregon Rivero, J (2476) | 0-1 | |
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be2 d6 6. Be3 Nc6 7. d5 Ne5 8. f4 Neg4 9. Bd2 Nh6 10. Nf3 c6 11. O-O b5 12. dxc6 b4 13. Nd5 Nxe4 14. Be1 e6 15. Nxb4 Qb6+ 16. Kh1 Ng4 17. Nd3 Ne3 18. Qa4 Nxf1 19. Bxf1 a5 20. Rb1 Ra6 21. Nc1 Qxc6 22. Qxc6 Rxc6 23. Bxa5 Ba6 24. b3 d5 25. cxd5 exd5 26. Ne2 Bxe2 27. Bxe2 Rc2 28. Bb5 Rxa2 29. Bb4 Nc3 30. Bxc3 Bxc3 31. Bc6 d4 32. Bb5 Rfa8 33. Kg1 Ra1 34. Rxa1 Rxa1+ 35. Kf2 Kf8 36. Bc4 f6 37. g4 Ke7 38. g5 Ra2+ 39. Kf1 fxg5 40. fxg5 Kd6 41. h4 Kc5 42. Ne5 Rh2 43. Nf3 Rb2 44. Ne5 Rb1+ 45. Kg2 Kb4 46. Nd3+ Ka3 47. Bg8 Rd1 48. Nf2 Rd2 49. Bxh7 d3 50. Bxg6 Bd4 51. Bxd3 Bxf2 52. Kf3 Bxh4 53. Bc4 Bxg5 54. Ke4 Be7 55. Ke5 Bb4 56. Ke4 Kb2 57. Bg8 Kc3 58. Ke3 Bc5+ 59. Ke4 Bd4 60. Bc4 Rd1 61. Kd5 Re1 62. Kd6 Re5 63. Bd5 Rg5 64. Bc4 Be5+ 65. Kd5 Bg3+ 66. Ke4 Kb4 67. Kd4 Be5+ 68. Kd5 Bc3+ 69. Kd6 Ka5 70. Kc6 Be5 71. Kd5 Bg3+ 72. Kc6 Kb4 73. Kd7 Rg6 74. Bf7 Rd6+ 75. Ke7 Kc5 76. Be6 Kd4 77. Kf6 Bh4+ 78. Kf5 Rb6 79. Bc4 Rc6 80. Kg4 Bd8 81. Kf5 Rf6+ 82. Kg5 Ke5 83. Kg4 Rf4+ 84. Kg3 Bh4+ 85. Kg2 Kd4 86. Kh3 Ke3 87. Kg2 Be1 88. Bd5 Rg4+ 89. Kh3 Rg5 90. Bc6 Kf4 91. Bd7 Bg3 92. Be6 Rh5+ 93. Kg2 Rh2+ 94. Kg1 Ke3 95. Bd5 Bd6 96. Bc4 Kf3 97. Bd5+ Kg3 98. Kf1 Bb4 99. Bc4 Rf2+ 100. Kg1 Bc5 101. Kh1 Rg2 102. Bf1 Rg1# 0-1 |
2025.05.20
Titled Tue 20th May Late
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81358 | Obregon Rivero, J (2476) | Galchenko, Matvey (2442) | 1-0 | |
1. Nf3 c5 2. g3 g6 3. c3 Bg7 4. d4 b6 5. Bg2 Bb7 6. O-O Nf6 7. Re1 O-O 8. Nbd2 cxd4 9. Nxd4 Bxg2 10. Kxg2 d5 11. Qa4 e5 12. N4b3 Qc7 13. e4 Qb7 14. exd5 Qxd5+ 15. Kg1 Nbd7 16. Ne4 Nxe4 17. Qxe4 Qxe4 18. Rxe4 f5 19. Re1 e4 20. Bf4 h6 21. Rad1 Rf7 22. Rd5 g5 23. Be3 Ne5 24. Red1 Nd3 25. Rd2 Re8 26. f4 gxf4 27. gxf4 h5 28. Rg2 Ne1 29. Rg3 h4 30. Rg6 Kh7 31. Rgd6 Rg8 32. Kf1 Nf3 33. h3 Bh6 34. Rd7 Rgg7 35. Rxf7 Rxf7 36. Nd4 Nxd4 37. cxd4 Kg6 38. Rd6+ Kh5 39. d5 Bf8 40. Rd8 Kg6 41. Bd4 Bc5 42. Be5 a5 43. d6 a4 44. d7 Be7 45. Rg8+ Kh5 46. Re8 1-0 |
2025.05.20
Titled Tue 20th May Late
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81539 | Obregon Rivero, J (2476) | Carlsen, M (2837) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. O-O O-O 9. Be3 Be6 10. a4 Nbd7 11. a5 Rc8 12. Qd2 Qc7 13. Rfd1 h6 14. f3 Rfd8 15. Bf1 Qb8 16. Nd5 Bxd5 17. exd5 e4 18. f4 Ng4 19. c4 Nxe3 20. Qxe3 Bf6 21. Rab1 Re8 22. Nd4 Bxd4 23. Rxd4 b6 24. axb6 Qxb6 25. b4 a5 26. b5 a4 27. Kf2 Nc5 28. Be2 Ra8 29. Rb2 a3 30. Ra2 Ra4 31. g3 Rea8 32. h4 Qa7 33. Kg2 Rb4 34. f5 Rb3 35. Qf4 Rb2 36. Rd2 Rxd2 37. Qxd2 Qa4 38. f6 Qb3 39. fxg7 e3 40. Qd4 Qxa2 41. Qg4 Qb2 0-1 |
2025.05.20
Titled Tue 20th May Late
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81669 | Pranesh, M (2576) | Obregon Rivero, J (2476) | 1-0 | |
1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 h6 5. Bh4 O-O 6. e4 d6 7. Bd3 c5 8. dxc5 dxc5 9. e5 Ng4 10. Qe2 Nc6 11. e6 Bxe6 12. Bxg6 Bxb2 13. Rb1 Nd4 14. Nxd4 Qxd4 15. O-O Qe5 16. Qxe5 Bxe5 17. Be4 Bxh2+ 18. Kh1 Bf4 19. Nf3 Bd6 20. Rxb7 a5 21. Bxe7 Bxe7 22. Rxe7 Rab8 23. a3 Bc4 24. Bd3 Bxd3 25. cxd3 Rb3 26. d4 cxd4 27. Nxd4 Rxa3 28. Nf5 Kh7 29. f3 Nf6 30. Rc1 Nd5 31. Rd7 Ne3 32. Nd6 Kg6 33. Rc6 f6 34. Rcc7 Rg8 35. Nc8 Kg5 36. Rd4 Ra1+ 37. Kh2 Ra2 38. Kh3 Rxg2 39. Ne7 Rg1 40. Nxg8 Rh1+ 41. Kg3 Nf5+ 42. Kg2 Nxd4 43. Kxh1 Nxf3 44. Ra7 f5 45. Rxa5 h5 46. Ne7 Nh4 47. Nd5 f4 48. Ne3+ Kg6 49. Ng2 Nf5 50. Nxf4+ Kg5 1-0 |
2025.05.20
Titled Tue 20th May Late
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81744 | Obregon Rivero, J (2476) | Wartiovaara, Oliver (2323) | 1-0 | |
1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. d3 e5 7. h3 Nc6 8. Bg5 h6 9. Be3 Re8 10. Qd2 Kh7 11. g4 Nd7 12. h4 Nc5 13. h5 g5 14. Bxg5 hxg5 15. Nxg5+ Kg8 16. h6 Bf6 17. h7+ Kg7 18. Nge4 Nxe4 19. Nxe4 Kh8 20. O-O-O Bxg4 21. Bh3 Bxh3 22. Rxh3 1-0 |
2025.05.20
Titled Tue 20th May Late
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81939 | Obregon Rivero, J (2476) | Materia, Marco (2489) | 0-1 | |
1. Nf3 d5 2. g3 Nf6 3. Bg2 g6 4. c4 c6 5. Qa4 dxc4 6. Qxc4 Bg7 7. O-O O-O 8. d3 Nbd7 9. Qh4 e5 10. Nc3 Qe7 11. Bg5 Qd6 12. Rfd1 Re8 13. Nd2 Qf8 14. Rab1 a5 15. a3 h6 16. Be3 Nc5 17. Bxh6 Bxh6 18. Qxf6 Bg7 19. Qh4 f5 20. b4 axb4 21. axb4 Ne6 22. Qc4 Kh7 23. b5 Nd4 24. bxc6 bxc6 25. Bxc6 Be6 26. Bd5 Rac8 27. Bxe6 Rxe6 28. Qa2 Rxc3 29. e3 Rc2 30. Qd5 Rd6 31. Qg2 Ne2+ 32. Kf1 Nc3 33. Rbc1 Rxc1 34. Rxc1 Rxd3 35. Nf3 e4 36. Ng5+ Kg8 37. Qh3 Qf6 38. Qh7+ Kf8 39. Qh4 Ke8 40. Kg2 Rd2 41. Ra1 Nd1 42. Ra8+ Kd7 43. Ra7+ Kc8 44. Qh7 Qxg5 45. Qg8+ Qd8 46. Qc4+ Kb8 47. Qa6 Nxe3+ 48. Kh3 Qh8# 0-1 |
2025.05.20
Titled Tue 20th May Late
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82028 | Eminov, O (2239) | Obregon Rivero, J (2476) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. c4 Nf6 5. Nc3 g6 6. d4 cxd4 7. Nxd4 Bg7 8. O-O O-O 9. f3 Nc6 10. Bxc6 bxc6 11. Be3 c5 12. Nde2 Bc6 13. Qd2 Nd7 14. Bh6 a5 15. Bxg7 Kxg7 16. f4 a4 17. Rad1 Qb6 18. f5 Rab8 19. Rb1 Qb4 20. b3 axb3 21. axb3 Qa3 22. fxg6 hxg6 23. Qg5 f6 24. Qg3 Ne5 25. Nf4 Rxb3 26. Rxb3 Qxb3 27. Ne6+ Kf7 28. Nxf8 Kxf8 29. Qh3 Qxc4 30. Qh8+ Kf7 31. Qh7+ Ke8 32. Qh8+ Kd7 33. Nd5 Qxe4 34. Nb6+ Kc7 35. Na8+ Bxa8 36. Rf2 Ng4 0-1 |
2025.05.20
Titled Tue 20th May Late
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82181 | Tologontegin, S (2313) | Obregon Rivero, J (2476) | 0-1 | |
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. h3 d6 6. Nf3 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 c6 10. Nxe5 Re8 11. f4 Nh5 12. Kf2 f6 13. g4 fxg5 14. gxh5 gxf4 15. Nd3 Bxc3 16. bxc3 Rxe4 17. Kf3 Rxc4 18. hxg6 hxg6 19. Rg1 Bf5 20. Ne5 Rxc3+ 21. Kxf4 Kg7 22. Rd1 Na6 23. Rd6 Rf8 24. Nxg6 Bxg6+ 25. Ke5 Rc5+ 26. Kd4 Rf4+ 27. Ke3 Re4+ 28. Kf3 Rc3+ 29. Bd3 Rxd3+ 30. Rxd3 Re6 31. Rd7+ Kf6 32. Rxb7 Nc5 33. Rxa7 Nd3 34. a4 Bh5+ 35. Kg3 Re3+ 36. Kh2 Nf4 37. Rg3 Re2+ 38. Kh1 Bg6 39. a5 Ra2 40. Kg1 Ne2+ 41. Kf2 Nxg3+ 42. Kxg3 Ra3+ 43. Kg4 Bf5+ 44. Kf4 Ra4+ 45. Ke3 Bxh3 46. Kd3 Bg2 47. Kc3 Ke6 48. Kb3 Ra1 49. a6 Kd6 50. Ra8 Kc5 51. Ra7 Bd5+ 52. Kb2 Ra5 53. Kb1 Kb6 54. Ra8 Rxa6 0-1 |
2025.05.20
Titled Tue 20th May Late
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82286 | Obregon Rivero, J (2476) | Deac, Bogdan-Daniel (2668) | 1-0 | |
1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 b6 7. Bb2 Bb7 8. e3 c5 9. Nc3 Qc8 10. Qe2 Rd8 11. d3 Nc6 12. Ne1 d4 13. Nd1 dxe3 14. fxe3 Qd7 15. Nc3 Ne5 16. Rd1 Bxg2 17. Nxg2 Ng6 18. Nf4 Qc6 19. Nh5 Nxh5 20. Qxh5 f6 21. d4 cxd4 22. exd4 Rd7 23. d5 Bc5+ 24. Kg2 exd5 25. Nxd5 Re8 26. Qf3 Rd6 27. Rfe1 Ne5 28. Bxe5 fxe5 29. Rf1 h6 30. Qe4 Bd4 31. a4 a6 32. Rfe1 Rde6 33. Rc1 Qd6 34. Rf1 Kh8 35. Rf7 Rf8 36. Rcf1 Ree8 37. Ne7 Rxf7 38. Rxf7 Qe6 39. Ng6+ Kg8 40. Rf3 Rd8 41. h4 Re8 42. h5 Qd6 43. Qf5 Rd8 44. Qf7+ Kh7 45. Nf8+ Kh8 46. Ne6 Rg8 47. Nf8 e4 48. Ng6+ Kh7 49. Rf4 Bc5 50. Qf5 Qd2+ 51. Kh3 1-0 |
2025.05.13
Titled Tue 13th May Late
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87827 | Obregon Rivero, J (2476) | Smieszek, W (2141) | 1-0 | |
1. Nf3 Nf6 2. c4 c5 3. g3 Nc6 4. Bg2 g6 5. Nc3 Bg7 6. d3 O-O 7. h3 d5 8. cxd5 Nxd5 9. Bd2 b6 10. O-O Bb7 11. Rc1 Nd4 12. Nxd4 Nxc3 13. bxc3 Bxg2 14. Kxg2 cxd4 15. Qb3 Rc8 16. c4 Rc5 17. a4 Qd7 18. f3 Re5 19. Rf2 Qe6 20. Re1 h5 21. Bf4 Rc5 22. Qb4 g5 23. Bd2 h4 24. g4 Qd6 25. Rh1 Rfc8 26. Qb3 a6 27. Bb4 Qg3+ 28. Kf1 Re5 29. Bd2 b5 30. Rg2 bxc4 31. Qb7 Qxg2+ 32. Kxg2 Rxe2+ 33. Kf1 Rxd2 34. Qxc8+ Kh7 1-0 |
2025.05.13
Titled Tue 13th May Late
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88124 | Khenkin, I (2499) | Obregon Rivero, J (2476) | 1/2-1/2 | |
1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O c5 5. c3 O-O 6. d4 Qc7 7. dxc5 Qxc5 8. Nfd2 d6 9. Nb3 Qh5 10. e4 Bg4 11. f3 Bd7 12. Be3 Nc6 13. Na3 g5 14. Qd2 g4 15. f4 Rac8 16. Rad1 Rfd8 17. Rfe1 a5 18. Bb6 Re8 19. Qf2 Be6 20. Be3 a4 21. Nc1 Qa5 22. Nc2 Nd7 23. a3 Nc5 24. Nb4 Nb3 25. Ncd3 Nxb4 26. Nxb4 Qb5 27. Nd5 Nc5 28. Nb4 Bb3 29. Rd2 Red8 30. Qe2 Qxe2 31. Rexe2 Bc4 32. Re1 Nb3 33. Rdd1 e6 34. Bb6 Rd7 35. e5 d5 36. Bd4 Nxd4 37. cxd4 Bf8 38. Rc1 Rdc7 39. Rc3 Bb3 40. Rec1 Rxc3 41. Rxc3 Rxc3 42. bxc3 Bc4 43. Kf2 h5 44. Bf1 Bxf1 45. Kxf1 b5 46. Ke2 Kh7 47. Kd3 Kg6 48. Ke3 h4 49. Nc2 h3 50. Nb4 Kf5 51. Nc2 Kg6 52. Nb4 Be7 53. Nc2 f6 54. Nb4 fxe5 55. fxe5 Bg5+ 56. Ke2 Bc1 57. Nc2 Kf5 58. Kd3 Kg5 59. Ke2 Kg6 60. Kd1 Bb2 61. Kd2 Kf5 62. Kd3 Bc1 63. Ke2 Ke4 64. Kd1 Bg5 65. Ke2 Bh6 66. Nb4 Be3 67. Nc2 Bg1 68. Nb4 Bxh2 69. Kf2 Bxg3+ 70. Kxg3 Ke3 71. Nc6 Kd2 72. Nd8 Kxc3 73. Nxe6 b4 74. Nf4 bxa3 75. e6 a2 76. Ne2+ Kb2 77. e7 a1=Q 78. e8=Q Qa3+ 79. Kxg4 Qd3 80. Nf4 Qxd4 81. Qe2+ Kb3 82. Qf3+ Kc4 83. Qxh3 Kb4 84. Qf1 Qg7+ 85. Kf3 Qc3+ 86. Kg4 Qc4 87. Qb1+ Ka5 88. Qb8 a3 89. Qa7+ Kb4 90. Qb6+ Kc3 91. Kf5 a2 92. Qa5+ Kb2 93. Qd2+ Ka3 94. Qa5+ Kb2 95. Qd2+ Ka3 96. Qa5+ Kb2 1/2-1/2 |
2025.05.13
Titled Tue 13th May Late
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88193 | Obregon Rivero, J (2476) | Barseghyan, Armen Ar. (2348) | 1-0 | |
1. Nf3 Nf6 2. c4 c5 3. g3 g6 4. Nc3 Bg7 5. Bg2 O-O 6. d3 Nc6 7. h3 d6 8. Bg5 Rb8 9. Qd2 Re8 10. Bh6 Bh8 11. O-O a6 12. a4 Bd7 13. e4 Nd4 14. Nxd4 cxd4 15. Ne2 e5 16. b4 a5 17. b5 Bc8 18. Bg5 Qc7 19. Bxf6 Bxf6 20. f4 Bg7 21. f5 f6 22. h4 b6 23. Bh3 Rb7 24. Kh2 Qc5 25. Rf2 Rf7 26. Raf1 Qa3 27. Qd1 Bd7 28. Ng1 Ree7 29. Kg2 Re8 30. fxg6 hxg6 31. Bxd7 Rxd7 32. h5 gxh5 33. Qxh5 Rf7 34. Qd1 Re6 35. Nf3 Kf8 36. Ng5 Ree7 37. Nxf7 Rxf7 38. Rh1 Kg8 39. Rh3 Kf8 40. g4 Kg8 41. g5 fxg5 42. Rxf7 Kxf7 43. Qh5+ Ke6 44. Qe8+ 1-0 |
2025.05.13
Titled Tue 13th May Late
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88396 | Zahedifar, Anahita (2143) | Obregon Rivero, J (2476) | 0-1 | |
1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O c5 6. Nc3 Nc6 7. d4 cxd4 8. Nxd4 Qb6 9. Nc2 d6 10. b3 Be6 11. e4 Rfc8 12. Rb1 a6 13. a4 Qd8 14. Nd5 Nd7 15. f4 Rab8 16. f5 Bxd5 17. exd5 Nce5 18. fxg6 hxg6 19. Nd4 Nc5 20. Bg5 Qd7 21. Kh1 Rc7 22. Be3 Qg4 23. Qd2 Rbc8 24. Bg1 Bf6 25. Rf4 Bg5 26. Rbf1 Qh5 27. Qc3 Bxf4 28. Rxf4 Qd1 29. Rf1 Qd3 30. Qc2 Qxc2 31. Nxc2 Nxb3 32. Ne3 Nd2 33. Rd1 Ndxc4 34. Nf1 Nb2 35. Rb1 Nxa4 36. Bh3 Ra8 37. Ne3 b5 38. Nd1 f5 39. Ra1 Rac8 40. Bd4 Rc1 0-1 |
2025.05.13
Titled Tue 13th May Late
|
||||
88600 | Obregon Rivero, J (2476) | Martinez Alcantara, Jose Eduardo (2611) | 0-1 | |
1. Nf3 c5 2. c4 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nc3 d6 6. d3 e6 7. O-O Nge7 8. Rb1 O-O 9. a3 h6 10. Bd2 b6 11. b4 Bb7 12. Qa4 Qd7 13. Rfc1 Rad8 14. b5 Nd4 15. Nxd4 cxd4 16. Na2 Bxg2 17. Kxg2 f5 18. Nb4 Rc8 19. Qb3 Kh7 20. a4 g5 21. f3 g4 22. Ra1 gxf3+ 23. exf3 h5 24. a5 Ng6 25. axb6 axb6 26. Nc6 f4 27. Ra7 Rc7 28. Rxc7 Qxc7 29. Ra1 Qf7 30. Ra7 Qf5 31. Nxd4 Qf6 32. gxf4 Nh4+ 33. Kh3 Kg8 34. Ne2 Nxf3 35. Bc3 Qf5+ 36. Kg3 Qg4+ 37. Kf2 e5 38. c5+ Kh8 39. cxd6 Nh4 40. Qd5 Ng6 41. Ke1 Qxe2+ 42. Kxe2 Nxf4+ 43. Kd2 Nxd5 44. Bb2 Rd8 45. d7 Kg8 46. Ba3 Kf7 47. Rb7 Ke6 48. d4 Rxd7 49. Rxd7 Kxd7 50. dxe5 Bxe5 51. h3 Nf4 52. Ke3 Nxh3 53. Ke4 Bd6 54. Bc1 Nf2+ 55. Kf5 Nd3 56. Be3 Bc5 57. Bd2 Nf2 58. Be1 h4 59. Bd2 h3 60. Bf4 Bd6 0-1 |
2025.05.13
Titled Tue 13th May Late
|
||||
88654 | Obregon Rivero, J (2476) | Annaberdiyev, B (2208) | 1-0 | |
1. Nf3 c5 2. g3 Nc6 3. Bg2 g6 4. O-O Bg7 5. c3 e5 6. d3 Nge7 7. a3 a5 8. a4 O-O 9. e4 d6 10. Na3 h6 11. Nc4 f5 12. Nfd2 f4 13. g4 g5 14. f3 Kh7 15. b3 Ng6 16. Bb2 Nh4 17. h3 Be6 18. Re1 Rc8 19. Qe2 Qe7 20. Rad1 Rcd8 21. Nb6 Qf7 22. Ndc4 Bf6 23. Bh1 Qg7 24. Nd5 Bxd5 25. exd5 Ne7 26. Nxa5 Nxd5 27. Qe4+ Kh8 28. Qxd5 b6 29. Nc4 Be7 30. Nxb6 Rb8 31. Nd7 1-0 |
2025.05.13
Titled Tue 13th May Late
|
||||
88860 | Bortnyk, Olexandr (2601) | Obregon Rivero, J (2476) | 1-0 | |
1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. Bg5 h6 5. Bh4 Bg7 6. e5 Nfd7 7. f4 g5 8. fxg5 dxe5 9. dxe5 Bxe5 10. Nf3 hxg5 11. Bxg5 Bf6 12. Qd2 Bxg5 13. Qxg5 e6 14. Qg3 Nf6 15. Bb5+ c6 16. Bd3 Nbd7 17. O-O-O Qa5 18. Rhe1 Rg8 19. Qh4 Rxg2 20. Ne5 Nxe5 21. Qxf6 Nxd3+ 22. Kb1 Qg5 23. Qh8+ Qg8 24. Qd4 Bd7 25. Rxd3 O-O-O 26. Qxa7 e5 27. Red1 Kc7 28. Ne4 Qg6 29. Nc5 1-0 |
2025.05.13
Titled Tue 13th May Late
|
||||
89054 | Obregon Rivero, J (2476) | Boci, Mateu (2268) | 1-0 | |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 a6 7. O-O b5 8. Bb3 Bc5 9. Bg5 f6 10. Bh4 Nge7 11. Rc1 d6 12. Ne2 O-O 13. Ned4 Nxd4 14. Nxd4 Ng6 15. Nxe6 Bxe6 16. Bxe6+ Kh8 17. Bg3 Qe7 18. Bf5 Rfe8 19. a3 a5 20. Qd3 Ne5 21. Qxb5 Reb8 22. Qe2 Rb3 23. Bxe5 fxe5 24. Qh5 g6 25. Bxg6 Rxb2 26. Rc3 Rf8 27. Bf5 Qf7 28. Qh6 Rfb8 29. Bxh7 Qxh7 30. Qf6+ Qg7 31. Rh3+ Kg8 32. Rg3 Qxg3 33. hxg3 Rf8 34. Qg6+ Kh8 35. Kh2 Bxf2 36. Qxd6 Rf7 37. Qxe5+ Kg8 38. Qg5+ Kf8 39. Qd8+ Kg7 40. Kh3 a4 41. Kg4 Rb5 42. Rxf2 Rxf2 43. Qd7+ Kf6 44. Qxb5 Ra2 45. Qc6+ Ke7 46. Qc5+ Kd8 47. Qd5+ Ke7 48. Qxa2 Kd7 49. Qd5+ Kc7 50. Qc4+ Kb6 51. Qxa4 Kc5 52. Qb4+ Kc6 53. Kf5 Kd7 54. e5 Ke8 55. e6 Kd8 56. Qd6+ Kc8 57. Qd7+ Kb8 58. e7 Ka8 59. e8=Q# 1-0 |
2025.05.13
Titled Tue 13th May Late
|
||||
89119 | Leitao, R (2596) | Obregon Rivero, J (2476) | 1/2-1/2 | |
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. Kb1 Be7 10. Nxc6 Bxc6 11. f3 Qc7 12. h4 h6 13. Be3 h5 14. Bd3 d5 15. exd5 Nxd5 16. Nxd5 Bxd5 17. Bf4 Qb6 18. Be5 O-O 19. Bd4 Qc7 20. Rhe1 Rfd8 21. Be5 Qb6 22. Qf4 Rac8 23. Qg3 f6 24. Qg6 fxe5 25. Qh7+ Kf8 26. Qh8+ Kf7 27. Qxh5+ Kf8 28. Qh8+ Kf7 29. Qh5+ Kf8 30. Qh8+ Kf7 31. Qh5+ 1/2-1/2 |
2025.05.13
Titled Tue 13th May Late
|
||||
89311 | Obregon Rivero, J (2476) | Gelman, A (2403) | 0-1 | |
1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Be2 O-O 7. O-O Re8 8. Re1 Bf8 9. Bf1 c6 10. Bf4 Nbd7 11. Qd2 Ne5 12. Rad1 Qb6 13. b3 Bg4 14. Be2 Bd7 15. Bg3 Rad8 16. Kh1 h6 17. f3 Be7 18. Bf2 Qc7 19. Bg1 b5 20. Bf1 a5 21. a4 b4 22. Nce2 d5 23. exd5 Nxd5 24. Qc1 Ng6 25. Ng3 Nc3 26. Rd3 Bg5 27. Qa1 Nf4 28. Rxc3 bxc3 29. Qxc3 Rxe1 30. Qxe1 Nd5 31. Ne4 Bf4 32. c4 Nb4 33. Qh4 c5 34. Ne2 Be5 35. f4 Bd4 36. Nxd4 cxd4 37. Bxd4 Bf5 38. Nf6+ gxf6 39. Qxf6 Rxd4 40. Qxd4 Qe7 41. Qf2 Nd3 42. Bxd3 Bxd3 43. h3 Kh7 44. Kh2 Be4 45. Qe3 f5 46. g4 Qd7 47. gxf5 Bxf5 48. Qc3 Qd6 49. Kg3 Qc5 50. Kf3 Bxh3 51. Qf6 Qc7 52. f5 Qg7 53. Qe5 Qxe5 54. f6 Qf5+ 55. Kg3 Qg4+ 56. Kf2 Qg2+ 57. Ke3 Qf1 58. c5 Qxf6 59. Kd3 Qc6 60. Kc4 Bg2 61. b4 Bd5+ 62. Kd4 Qxa4 63. Kxd5 axb4 64. c6 Qxc6+ 65. Kxc6 b3 66. Kc5 b2 67. Kc4 b1=Q 68. Kc3 Qf5 69. Kd2 h5 70. Ke3 h4 0-1 |
2025.05.13
Titled Tue 13th May Late
|
||||
89361 | Denishev, M (2111) | Obregon Rivero, J (2476) | 0-1 | |
1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 c5 6. d5 d6 7. e4 a6 8. Nge2 b5 9. cxb5 a5 10. a4 Bb7 11. O-O e6 12. Nf4 e5 13. Nd3 Nbd7 14. b3 Nb6 15. Nb2 Nfd7 16. Nc4 Nxc4 17. bxc4 Nb6 18. Qd3 f5 19. Bb2 Bc8 20. f4 exf4 21. gxf4 fxe4 22. Bxe4 Qh4 23. Kh1 Bh3 24. Rf3 Bg4 25. Rg3 Rxf4 26. Rag1 Bd4 27. Bxg6 Bxg1 28. Kxg1 Raf8 29. Ne4 Rf1+ 30. Qxf1 Rxf1+ 31. Kxf1 hxg6 32. Rxg4 Qh3+ 33. Kg1 Qxg4+ 0-1 |
2025.05.06
Titled Tue 6th May Early
|
||||
93751 | Ejsymont, Blanka (1907) | Obregon Rivero, J (2476) | 0-1 | |
1. e4 d6 2. d4 c6 3. Nc3 Qc7 4. Be3 e5 5. Qd2 Nf6 6. O-O-O Be7 7. f3 b5 8. g4 Nbd7 9. h4 Nb6 10. h5 Nfd7 11. g5 Nc4 12. Bxc4 bxc4 13. dxe5 dxe5 14. Nge2 Rb8 15. Kb1 Qb7 16. b3 g6 17. hxg6 fxg6 18. f4 cxb3 19. cxb3 Qb4 20. f5 gxf5 21. exf5 Nc5 22. Qb2 Bxf5+ 23. Ka1 O-O 24. Ng3 Bg6 25. Nh5 Qa5 26. Bxc5 Qxc5 27. Rd7 Rf2 28. Rd2 Rxd2 29. Qxd2 Qd4 30. Qb2 Bxg5 31. Rg1 Bd2 32. Nf6+ Kf7 33. Rf1 Kg7 34. Nce4 Be3 35. Qxd4 Bxd4+ 36. Kb1 Rf8 37. Re1 Rxf6 0-1 |
2025.05.06
Titled Tue 6th May Early
|
||||
93990 | Obregon Rivero, J (2476) | Bryant, T (2066) | 1-0 | |
1. b3 e5 2. g3 Nc6 3. Bg2 d5 4. d3 Nf6 5. h3 Be6 6. e3 Bd6 7. Ne2 h5 8. Bb2 Qd7 9. a3 O-O-O 10. Nd2 h4 11. g4 Nxg4 12. hxg4 Bxg4 13. Bxd5 h3 14. c4 Ne7 15. Bf3 Be6 16. Qc2 Ng6 17. c5 Be7 18. c6 Qxd3 19. cxb7+ Kb8 20. Qxd3 Rxd3 21. Be4 Rd7 22. Bxg6 fxg6 23. Bxe5 Bf6 24. Bxf6 gxf6 25. Nf4 Bf5 26. e4 g5 27. exf5 gxf4 28. O-O-O h2 29. Nf3 Rdh7 30. Rd4 Kxb7 31. Rxf4 Rh3 32. Kd2 Rg8 33. Rxh2 Rd8+ 34. Ke3 Rxh2 35. Nxh2 Rd5 36. Nf3 Kc6 37. Ra4 a5 38. Re4 Rb5 39. Nd4+ 1-0 |
2025.05.06
Titled Tue 6th May Early
|
||||
94185 | Obregon Rivero, J (2476) | Gutierrez Olivares, D (2354) | 0-1 | |
1. b3 Nf6 2. h3 d6 3. g3 Nbd7 4. e3 e5 5. d3 Be7 6. Ne2 O-O 7. Bb2 a5 8. a3 a4 9. b4 c5 10. b5 Qa5+ 11. Nbc3 d5 12. d4 Ne4 13. dxe5 Nxe5 14. Qxd5 Nf3+ 15. Kd1 Rd8 16. Qxd8+ Qxd8+ 17. Kc1 Qd2+ 18. Kb1 Qe1+ 19. Bc1 Nxc3+ 20. Nxc3 Qxc3 21. Bd3 Bf6 22. Ra2 Be6 0-1 |
2025.04.19
LXX Mexican Open 2025
|
||||
113946 | Obregon Rivero, J (2485) | Duarte Barahona (2256) | 1-0 | |
1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Be2 O-O 6. Be3 e5 7. d5 c6 8. h3 Na6 9. Nf3 Nc5 10. Nd2 a5 11. O-O Nfd7 12. Nb3 Qe7 13. Nxc5 Nxc5 14. Qd2 cxd5 15. Nxd5 Qd8 16. Nc3 Ne6 17. Rad1 Qh4 18. Qxd6 Ra6 19. Qa3 f5 20. f3 f4 21. Bf2 Qg5 22. h4 Qh5 23. c5 Nd4 24. Rxd4 exd4 25. Bxa6 dxc3 26. Bc4+ Kh8 27. bxc3 g5 28. hxg5 Qxg5 29. Bd4 Bh3 30. Rf2 Rd8 31. Bd5 Re8 32. Qxa5 Qg3 33. Qb5 Re7 34. Qb6 Rd7 35. c6 bxc6 36. Qb8+ 1-0 |
2025.04.18
LXX Mexican Open 2025
|
||||
113899 | Obregon Rivero, J (2485) | Lopez Raygoza, Luis Alberto (2243) | 1/2-1/2 | |
1. c4 e6 2. Nf3 d5 3. e3 Nf6 4. Nc3 a6 5. b3 Bd6 6. Bb2 O-O 7. d4 b6 8. Bd3 Bb7 9. Qe2 Ne4 10. Bxe4 dxe4 11. Nd2 f5 12. O-O-O Nd7 13. f3 exf3 14. gxf3 e5 15. Rhg1 exd4 16. exd4 Qe7 17. Qg2 Rae8 18. Kb1 Rf6 19. Qh3 Qf7 20. d5 Bc8 21. Rg2 Rg6 22. Ne2 Nf8 23. f4 Rxg2 24. Qxg2 Ng6 25. Rf1 Qe7 26. Rf2 Qe3 27. Bd4 Qd3+ 1/2-1/2 |
2025.04.18
LXX Mexican Open 2025
|
||||
113921 | Figueredo Losada, L (2302) | Obregon Rivero, J (2485) | 1/2-1/2 | |
1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d3 Nf6 6. d4 Be7 7. Bd3 Bg4 8. h3 Bh5 9. O-O O-O 10. Re1 Re8 11. c3 Bf8 12. Rxe8 Qxe8 13. Nbd2 Nbd7 14. Qe2 Bg6 15. Qxe8 Rxe8 16. Bxg6 hxg6 17. Kf1 d5 18. Nb3 Bd6 19. Bd2 b6 20. Re1 Rxe1+ 21. Kxe1 c6 22. Ke2 Ne8 23. Nc1 f6 24. Nd3 Kf7 25. Ke1 Kf8 1/2-1/2 |
2025.04.17
LXX Mexican Open 2025
|
||||
113851 | Obregon Rivero, J (2485) | Garcia Guerrero, I (2285) | 1-0 | |
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 d5 9. exd5 exd5 10. Bd3 O-O 11. O-O d4 12. Ne2 Bg4 13. b4 Qb6 14. Bb2 Rad8 15. Qd2 Bxe2 16. Bxe2 Rfe8 17. Rfe1 Ne4 18. Qf4 Nc3 19. Bc4 Rf8 20. h4 Na4 21. Bc1 Rd7 22. Qg4 Rd6 23. Bf4 Rg6 24. Qd7 Qd8 25. Qxb7 Qxh4 26. Qxf7+ Rxf7 27. Re8# 1-0 |
2025.04.17
LXX Mexican Open 2025
|
||||
113873 | Fernandez Hernandez, A (2305) | Obregon Rivero, J (2485) | 1/2-1/2 | |
1. d4 d6 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. c4 c5 7. Nc3 cxd4 8. Nxd4 Qb6 9. Nc2 Nc6 10. b3 Be6 11. e4 a6 12. Nd5 Qd8 13. Bb2 Nxd5 14. Bxg7 Ne3 15. Nxe3 Kxg7 16. Qd2 Qa5 17. Qxa5 Nxa5 18. Nd5 Nc6 19. f4 a5 20. Rad1 Bxd5 21. exd5 Nb4 22. Rd2 Rfc8 23. Re1 Kf8 24. Bf1 Na6 25. Rb1 Rab8 26. Kf2 Nc7 27. Rc1 Rd8 28. c5 Ne8 29. c6 bxc6 30. Rxc6 Nf6 31. Ke3 Nd7 32. Ra6 Ra8 33. Rxa8 Rxa8 34. Bb5 Nc5 35. Bc6 Rb8 36. Rc2 Rb4 37. Rc4 Rxc4 38. bxc4 h6 39. Bb5 Kg7 40. Be8 Kf6 41. Kd4 Kg7 42. Ke3 Kf8 43. Bb5 f5 44. Bc6 Kf7 45. Bb5 Kf6 46. Be8 g5 47. Bh5 g4 48. Be8 Kg7 49. a3 Kf6 50. Bh5 Kg7 51. Be8 Kh7 52. Bh5 Kg7 53. Be8 Kf6 54. Bh5 Ne4 55. Be8 Nc3 56. Kd3 Ne4 57. Ke3 Nc5 1/2-1/2 |
2025.04.16
LXX Mexican Open 2025
|
||||
113802 | Obregon Rivero, J (2485) | Avila Rodriguez, Joshua Ad (2257) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. Ba4 Nf6 5. O-O g6 6. Re1 Bg7 7. c3 O-O 8. d4 Nb6 9. Bc2 Bg4 10. Nbd2 e5 11. dxe5 dxe5 12. h3 Bxf3 13. Qxf3 Bh6 14. Rd1 Qe7 15. b3 Rfd8 16. Qe2 Qe6 17. Ba3 Rac8 18. Nf1 Nbd7 19. Ne3 Bxe3 20. Qxe3 b6 21. Qe2 Kg7 22. Bc1 h6 23. Bd3 Nf8 24. Be3 g5 25. f3 Nh5 26. Bc4 Qf6 27. a4 Ng6 28. a5 Nhf4 29. Qf1 Rxd1 30. Rxd1 Rd8 31. Kh2 Qe7 32. g3 Ne6 33. Rd5 Nc7 34. Rxd8 Qxd8 35. b4 cxb4 36. cxb4 Qd6 37. b5 Ne6 38. Bxe6 Qxe6 39. axb6 axb6 40. Qf2 Qc4 41. Qb2 Qc7 42. Kg2 Ne7 43. h4 f6 44. h5 Nc8 45. Qa2 Nd6 46. Qd5 Qc2+ 47. Kh3 Qc8+ 48. Kh2 Qc2+ 49. Kh3 Qc8+ 50. g4 Qc7 51. Qc6 Qxc6 52. bxc6 Nc8 53. Bd2 Kf7 54. Bb4 Ke6 55. Kg2 Na7 56. c7 Nc8 57. Kf1 Kd7 58. Bf8 Kxc7 59. Bxh6 Kd7 60. Bf8 Ke8 61. Ba3 Kf7 62. h6 Kg6 63. Bf8 Na7 64. Be7 Nc6 65. Bf8 Nd4 66. Kf2 b5 67. Be7 Nc6 68. h7 Kxh7 69. Bxf6 Kg6 70. Bh8 b4 71. Ke3 Kf7 72. Kd3 Ke6 73. Bg7 Nd4 74. Bf8 b3 75. Ba3 Nxf3 76. Bc1 Kf6 77. Kc3 Nh2 78. Kxb3 Nxg4 79. Kc4 Nf2 80. Kd5 g4 81. Be3 g3 82. Bb6 Ng4 83. Bd8+ Kg6 84. Ke6 g2 85. Bb6 Kg5 0-1 |
2025.04.16
LXX Mexican Open 2025
|
||||
113832 | Arribas Robaina, M (2171) | Obregon Rivero, J (2485) | 1/2-1/2 | |
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Na5 6. O-O d6 7. c3 Nxb3 8. axb3 Bb7 9. Re1 g6 10. d4 Bg7 11. Bg5 f6 12. Bh4 Nh6 13. Nbd2 O-O 14. dxe5 dxe5 15. b4 Nf7 16. Qc2 Qe7 17. Nb3 Nd8 18. Nfd2 Ne6 19. f3 Bh6 20. Bf2 Rad8 21. Rad1 Rfe8 22. Na5 Ba8 23. Ndb3 Rxd1 24. Rxd1 Rd8 25. Nc5 Rd6 26. Nxe6 Qxe6 27. Bc5 Rd7 28. Rd3 Kf7 29. Kf2 f5 30. Be3 Bf8 31. exf5 gxf5 32. Rxd7+ Qxd7 33. Nb3 Kf6 34. Nc5 Qc6 35. Qd1 Bd6 36. Qb3 Bxc5 37. Bxc5 Qd7 38. Qg8 Qd2+ 39. Kg3 Qf4+ 40. Kf2 Qd2+ 41. Kg3 Qf4+ 42. Kf2 1/2-1/2 |
2025.04.15
LXX Mexican Open 2025
|
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113779 | Gongora Montes, B (2139) | Obregon Rivero, J (2485) | 0-1 | |
1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 d5 5. e3 O-O 6. Bd3 c5 7. c3 b6 8. O-O Nc6 9. Re1 cxd4 10. exd4 Qc7 11. Nf1 h6 12. Bh4 Nh5 13. Ne3 Rd8 14. Bb5 Bf6 15. Bxf6 exf6 16. Bxc6 Qxc6 17. Nh4 Ng7 18. Ng4 Bxg4 19. Qxg4 Re8 20. Nf3 Re4 21. Qh3 h5 22. Nd2 Rxe1+ 23. Rxe1 Qa4 24. Qd3 Qxa2 25. Qb5 Rd8 26. Re7 Nf5 27. Rc7 Nd6 28. Qb4 Qa1+ 29. Nf1 Qe1 30. f3 Nf5 31. Qb5 h4 32. Rxa7 Ng3 33. Re7 Qxe7 34. hxg3 hxg3 35. Nxg3 Qe1+ 36. Nf1 Re8 37. Qxb6 Re2 38. Qb8+ Kg7 39. Qg3 Qc1 40. f4 Rxb2 41. Qf3 Qe1 42. Qe3 Re2 43. Qf3 Rc2 0-1 |
2025.04.14
LXX Mexican Open 2025
|
||||
113756 | Obregon Rivero, J (2485) | Navarro, Roman N (1968) | 1-0 | |
1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. d4 b6 7. cxd5 exd5 8. Nc3 Bb7 9. Bf4 c5 10. Rc1 Nc6 11. dxc5 bxc5 12. Ne5 Nxe5 13. Bxe5 Rc8 14. Qb3 Bc6 15. Bxf6 Bxf6 16. Nxd5 Bxd5 17. Bxd5 Rb8 18. Qf3 Rxb2 19. Rxc5 Qe7 20. Ra5 Rxe2 21. Rxa7 Qxa7 22. Qxe2 Rd8 23. Qf3 Qa5 24. Bb3 Qc3 25. Qb7 Rf8 26. Rd1 Bd4 27. Qe4 Bb6 28. Rd7 Qc8 29. Rb7 Bc7 30. Qc6 Be5 31. Rxf7 Qxc6 32. Rf6+ Kh8 33. Rxf8# 1-0 |
2025.04.08
Titled Tue 8th Apr Early
|
||||
123572 | Akkara, Omer (2132) | Obregon Rivero, J (2485) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Bd7 5. e5 dxe5 6. Nxe5 Nc6 7. Nxd7 Qxd7 8. O-O e6 9. d3 Be7 10. h3 O-O 11. Bf4 Rad8 12. Nd2 h6 13. Qc2 Bd6 14. Bxd6 Qxd6 15. Ne4 Qe7 16. Bf3 Nd5 17. Ng3 Ne5 18. Bxd5 Rxd5 19. Rad1 Rfd8 20. d4 cxd4 21. cxd4 Rxd4 22. Rxd4 Rxd4 23. Re1 Rd5 24. Qc3 Nc6 25. Re4 Qc5 26. Rc4 Rd1+ 27. Nf1 Qd5 28. Rg4 Nd4 29. Kh2 f5 30. Ne3 Qd6+ 31. Rg3 f4 32. Nxd1 fxg3+ 33. Qxg3 Qxg3+ 34. Kxg3 Kf7 35. Kf4 Ke7 36. Ke3 Nf5+ 37. Ke4 Nd6+ 38. Kd3 e5 39. Ne3 Ke6 40. f3 b6 41. b3 h5 42. a4 h4 43. Ng4 Kf5 44. Nf2 Kf4 45. Ke2 e4 46. Ng4 exf3+ 47. gxf3 Nf5 48. Nf2 Nd4+ 49. Kf1 Nxb3 50. Nd3+ Kxf3 51. Ne5+ Kg3 52. Nc6 Nc5 53. Nxa7 Nxa4 54. Nc6 Kxh3 55. Ne5 g5 56. Kg1 g4 57. Kh1 g3 58. Kg1 Nc5 59. Nc4 b5 60. Nd2 b4 61. Nf3 b3 62. Nd2 b2 63. Kh1 Kg4 64. Nb1 Ne4 65. Kg1 Kf3 66. Kh1 Ke3 67. Kg2 Kd3 68. Kh3 Kc2 69. Na3+ Kc1 70. Kxh4 g2 71. Kg4 g1=Q+ 72. Kf4 Qf2+ 73. Kxe4 b1=Q+ 74. Nxb1 Kxb1 75. Kd3 Qc2+ 76. Kd4 Kb2 77. Ke5 Qc4 78. Kd6 Kc3 79. Ke5 Qd4+ 80. Ke6 Qc5 81. Kf6 Kd4 82. Ke6 Qe5+ 83. Kd7 Qf6 84. Kc8 Qe7 85. Kb8 Kc5 86. Ka8 Kb6 87. Kb8 Qd8# 0-1 |
2025.04.08
Titled Tue 8th Apr Early
|
||||
123706 | Obregon Rivero, J (2485) | Asish Panda (1911) | 0-1 | |
1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. Qd2 Be7 9. Bd3 b5 10. dxc5 Bxc5 11. Bxc5 Nxc5 12. O-O-O Qa5 13. Kb1 b4 14. Ne2 Bd7 15. h4 h5 16. Rh3 g6 17. Nfd4 Nxd4 18. Nxd4 Bb5 19. Nb3 Nxb3 20. axb3 Bxd3 21. Rxd3 Qb6 22. f5 gxf5 23. Qg5 Qc5 24. c3 a5 25. Qf6 Rg8 26. g3 a4 27. bxa4 Rxa4 28. cxb4 Qa7 29. Rc1 Ra1+ 30. Kc2 Qa4+ 31. Kd2 Qxb4+ 32. Rcc3 d4 33. Ke2 Qxb2+ 34. Kf3 Rf1# 0-1 |
2025.04.08
Titled Tue 8th Apr Early
|
||||
123929 | Paramzina, A (2133) | Obregon Rivero, J (2485) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f3 Be7 10. h4 h6 11. Be3 h5 12. Kb1 Ne5 13. f4 Neg4 14. Bg1 b5 15. a3 Qc7 16. Rh3 Rb8 17. Re1 a5 18. Ndxb5 Qb7 19. a4 O-O 20. e5 dxe5 21. fxe5 Nd5 22. Nxd5 exd5 23. Rb3 Bb4 24. c3 Be7 25. Rd1 Bxh4 26. Bd4 Rfe8 27. Qf4 Qc6 28. Bd3 Qh6 29. Qf3 Nxe5 30. Bxe5 Rxe5 31. Nd6 Qxd6 32. Rxb8+ Qxb8 33. Rh1 Qd8 0-1 |
2025.04.08
Titled Tue 8th Apr Early
|
||||
124174 | Obregon Rivero, J (2485) | Kurchenko, Egor (2130) | 0-1 | |
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O d6 6. c3 a5 7. Re1 O-O 8. h3 h6 9. Nbd2 a4 10. Bb5 Bd7 11. Bxa4 Rxa4 12. Qxa4 Nb4 13. Qd1 Nxd3 14. Rf1 Nh5 15. Nb3 Ndf4 16. Nxc5 dxc5 17. Nxe5 Qg5 18. Ng4 Rd8 19. Qf3 f5 20. exf5 Bc6 21. Qe3 Bxg2 22. Qe6+ Kh8 23. Qg6 Qh4 0-1 |
2025.04.08
Titled Tue 8th Apr Early
|
||||
124490 | Kshatriya, Nitin Vekhande (2133) | Obregon Rivero, J (2485) | 1-0 | |
1. e4 d6 2. d4 c6 3. Nf3 Qc7 4. Nc3 Nd7 5. a4 h6 6. h3 e5 7. Be3 Ngf6 8. Bc4 Be7 9. O-O Nf8 10. Bb3 g5 11. Qe2 g4 12. hxg4 Bxg4 13. dxe5 dxe5 14. Qc4 Ne6 15. Nh2 Rg8 16. Ne2 h5 17. Ng3 h4 18. Nxg4 Rxg4 19. Nf5 O-O-O 20. f3 Rgg8 21. Bxa7 Nh5 22. Qxe6+ fxe6 23. Bxe6+ Rd7 24. Rad1 Nf6 25. Nxe7+ Kd8 26. Nxg8 Nd5 27. Bxd7 Kxd7 28. exd5 b6 29. dxc6+ Kxc6 30. Rfe1 Qxa7 31. Nf6 Qxa4 32. Rxe5 Qxc2 33. Re6+ Kb7 34. Rde1 h3 35. gxh3 Qxb2 36. Ng4 Qc3 37. R6e3 Qc5 38. Kg2 b5 39. h4 Kb6 40. Re6+ Kb7 41. R6e5 Qc2+ 42. R1e2 Qc4 43. h5 b4 44. h6 Qd3 45. h7 1-0 |
2025.04.08
Titled Tue 8th Apr Early
|
||||
124596 | Obregon Rivero, J (2485) | Shevchenko, Yaroslav (2137) | 1-0 | |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 e6 7. O-O Nf6 8. Qe2 Be7 9. Rd1 e5 10. Be3 O-O 11. Rac1 Be6 12. b4 Bxc4 13. Qxc4 Qc8 14. Qb3 Qe6 15. Qa4 a6 16. Bg5 b5 17. Qa3 a5 18. Nxb5 axb4 19. Qd3 Rac8 20. Bxf6 Bxf6 21. Nxd6 Rfd8 22. Qa6 Nb8 23. Qxc8 1-0 |
2025.04.08
Titled Tue 8th Apr Early
|
||||
124880 | Sharipov, Davron (2246) | Obregon Rivero, J (2485) | 0-1 | |
1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 c5 6. Nf3 cxd4 7. Nxd4 Nc6 8. O-O Qb6 9. Nb3 d6 10. Be3 Qa6 11. Nd5 Nxd5 12. cxd5 Ne5 13. Bd4 Bd7 14. f4 Nc4 15. Bxg7 Kxg7 16. Qd4+ Kg8 17. Kh1 Rac8 18. Rfc1 Nb6 19. e4 Rxc1+ 20. Nxc1 Rc8 21. Nb3 Qa4 22. Qf2 Qb4 23. Nd4 Nc4 24. b3 Qc3 25. Re1 Nb2 26. Ne2 Qd2 27. Rf1 Rc2 28. Kg1 Qxe2 29. Qxe2 Rxe2 30. Rf2 Rxf2 31. Kxf2 Nd3+ 32. Ke3 Nc1 33. Kd4 Nxa2 34. b4 Nxb4 35. Bf1 a5 36. e5 f6 37. e6 Ba4 38. Bc4 Kg7 39. g4 g5 40. Ke4 gxf4 41. Kxf4 b5 42. Be2 Nxd5+ 43. Kg3 b4 44. h4 b3 45. g5 fxg5 46. hxg5 b2 47. Bd3 Nc3 48. Kh4 b1=Q 49. Bxb1 Nxb1 50. Kh5 Bd1+ 51. Kh4 a4 52. Kg3 a3 53. g6 hxg6 54. Kf4 Kf6 55. Kg3 Kxe6 56. Kh4 Kf5 57. Kh3 a2 58. Kh2 a1=N 59. Kg3 e5 60. Kh4 Bf3 61. Kg3 Bb7 62. Kf2 Bc8 63. Ke3 Nb3 64. Ke2 Na3 65. Kd1 Nc5 66. Kd2 Nb5 67. Ke3 Nd7 68. Kf2 Nb8 69. Kg3 Nc7 70. Kh4 Ne6 0-1 |
2025.04.08
Titled Tue 8th Apr Early
|
||||
125029 | Obregon Rivero, J (2485) | Kandil, Ahmed (2289) | 1-0 | |
1. e4 c6 2. Nc3 d5 3. Nf3 g6 4. d4 dxe4 5. Nxe4 Bg7 6. h3 Nf6 7. Nxf6+ exf6 8. Bc4 O-O 9. O-O a5 10. a4 Na6 11. Bf4 Nc7 12. Bxc7 Qxc7 13. Re1 Rd8 14. Qe2 Bf8 15. Rad1 Bf5 16. c3 Qd7 17. Nh2 Re8 18. Qf3 Bc2 19. Rc1 Bxa4 20. Ng4 Bg7 21. Nxf6+ Bxf6 22. Qxf6 b5 23. Ba2 b4 24. cxb4 axb4 25. Bc4 Rxe1+ 26. Rxe1 Re8 27. Qxf7+ Qxf7 28. Rxe8+ Kg7 29. Bxf7 Kxf7 30. Rb8 Bb5 31. d5 Ke7 32. dxc6 Bxc6 33. Rxb4 Kd6 34. Rb3 Ke5 35. Rc3 Bd5 36. h4 h5 37. g3 Be4 38. Rc1 Bf5 39. b4 Kd4 40. b5 Be4 41. b6 Kd3 42. Rc7 Ke2 43. b7 Kf3 44. b8=Q Kg4 45. Rc4 Kh3 46. Rxe4 g5 47. hxg5 h4 48. Rxh4# 1-0 |
2025.04.08
Titled Tue 8th Apr Early
|
||||
125225 | Tologontegin, S (2358) | Obregon Rivero, J (2485) | 1-0 | |
1. a3 Nf6 2. Nf3 g6 3. b4 Bg7 4. Bb2 O-O 5. d4 a5 6. b5 a4 7. c4 c6 8. e3 cxb5 9. cxb5 d5 10. Nc3 Qa5 11. Bd3 Bg4 12. O-O Nbd7 13. h3 Bxf3 14. Qxf3 Nb6 15. Rfc1 Rac8 16. Rc2 e6 17. Rac1 Nc4 18. Bxc4 Rxc4 19. e4 Nxe4 20. Nxd5 Rxc2 21. Ne7+ Kh8 22. Rxc2 Qe1+ 23. Kh2 Nd2 24. Qc3 Bh6 25. d5+ f6 26. Qxf6+ Rxf6 27. Bxf6+ 1-0 |
2025.04.08
Titled Tue 8th Apr Early
|
||||
125433 | Obregon Rivero, J (2485) | Asensio Ramos, E (2216) | 1-0 | |
1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Bd6 5. b3 O-O 6. Bb2 b6 7. d4 Bb7 8. Nbd2 Qe7 9. a4 Nc6 10. c3 e5 11. e3 e4 12. Ne1 Ba6 13. c4 Nb4 14. Nc2 Nd3 15. Bc3 c5 16. dxc5 Be5 17. Bxe5 Nxe5 18. Nb4 bxc5 19. Nxa6 Qd6 20. Nxc5 Qxc5 21. cxd5 Qxd5 22. Nxe4 Qe6 23. Nxf6+ Qxf6 24. Bxa8 Rxa8 25. f4 Ng6 26. Qf3 Rb8 27. e4 h5 28. e5 Qb6+ 29. Kh1 h4 30. Rae1 h3 31. f5 Nf8 32. g4 Qd4 33. Qxh3 Nd7 34. e6 Ne5 35. exf7+ Kxf7 36. g5 Rc8 37. g6+ Kg8 38. Qh7+ Kf8 39. Qh8+ Ke7 40. Qxg7+ Kd6 41. Rd1 Nd3 42. Qxd4+ 1-0 |
2025.04.08
Titled Tue 8th Apr Early
|
||||
125673 | Kavyev, Ruslan (2279) | Obregon Rivero, J (2485) | 0-1 | |
1. d4 Nf6 2. Bf4 g6 3. Nc3 d5 4. e3 a6 5. h4 c5 6. h5 cxd4 7. exd4 Nxh5 8. Rxh5 gxh5 9. Qxh5 Be6 10. O-O-O Qd7 11. Nf3 Nc6 12. Be2 h6 13. Na4 Bg4 14. Qh4 Qf5 15. Be3 Nb4 16. Rd2 Rc8 17. Nc3 e6 18. a3 Nc6 19. Qg3 Bxf3 20. Bxf3 Na5 21. Re2 Be7 22. Qg7 Bf6 23. Qg3 Kf8 24. Bg4 Qg6 25. Qd6+ Kg7 26. Bf3 Nc4 27. Qf4 Nxa3 28. g4 b5 29. Rd2 Nxc2 30. Rxc2 b4 31. Bd2 bxc3 32. bxc3 Bg5 33. Qe5+ Bf6 34. Qd6 Qd3 35. Bd1 Rhd8 36. Qb6 Qb5 37. Qa5 Qxa5 38. c4 Qc7 39. c5 Qh2 40. f4 Qh1 41. f5 Bxd4 42. g5 hxg5 43. Bxg5 Rxc5 44. f6+ Kg6 45. Bd2 Rxc2+ 46. Kxc2 Be5 47. Kd3 Kxf6 48. Ke2 Qe4+ 49. Be3 Qf5 50. Ke1 Qe4 51. Be2 Qxe3 52. Kf1 d4 53. Kg2 Bg3 54. Kh1 Rh8+ 55. Kg2 Qf2# 0-1 |
2025.04.01
Titled Tue 1st Apr Early
|
||||
130124 | Montano Vicente, Guadalupe (1970) | Obregon Rivero, J (2485) | 0-1 | |
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. h3 d6 6. Be3 a5 7. Qd2 Nc6 8. d5 Nb4 9. Nf3 e6 10. Be2 exd5 11. exd5 Re8 12. O-O Bf5 13. Rac1 Ne4 14. Nxe4 Bxe4 15. Rfe1 Nxa2 16. Ra1 Bxf3 17. Bxf3 Nb4 18. Rad1 b6 19. Bh6 Bxh6 20. Qxh6 Qf6 21. Rxe8+ Rxe8 22. Rb1 Nd3 23. b3 Nf4 0-1 |
2025.04.01
Titled Tue 1st Apr Early
|
||||
130390 | Obregon Rivero, J (2485) | Duarte Cramer, Lily Jeanette (1836) | 1-0 | |
1. Nf3 d5 2. b3 Bf5 3. Bb2 e6 4. e3 Bd6 5. Bxg7 Nf6 6. Bxh8 Nc6 7. a3 Qe7 8. Bb5 O-O-O 9. Bxf6 Qxf6 10. d4 Qg6 11. Nh4 Qg5 12. Nxf5 exf5 13. g3 h5 14. Bxc6 bxc6 15. Qe2 Re8 16. Nd2 f4 17. gxf4 Bxf4 18. O-O-O Bd6 19. Qa6+ Kb8 20. Qxc6 Bxa3+ 21. Kb1 Re6 22. Qa4 Be7 23. Nf3 Qf6 24. Ne5 Qxf2 25. Nc6+ Kb7 26. Nxe7 Rxe7 27. Qb4+ Ka8 28. Qxe7 h4 29. Qxc7 h3 30. Rhg1 Qe2 31. Qc8# 1-0 |
2025.04.01
Titled Tue 1st Apr Early
|
||||
130822 | Obregon Rivero, J (2485) | Tang, Terrence (2068) | 1-0 | |
1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. e3 O-O 5. d4 d5 6. Be2 c5 7. O-O cxd4 8. Nxd4 Nc6 9. c4 Nxd4 10. Bxd4 Be6 11. c5 Qc7 12. Nc3 Rfd8 13. Rc1 Ne4 14. Bxg7 Kxg7 15. Nxe4 dxe4 16. Qc2 Qc6 17. b4 a6 18. Rfd1 Rd5 19. Rxd5 Qxd5 20. a4 Rd8 21. b5 axb5 22. axb5 Ra8 23. h3 f6 24. Bc4 Qxc4 25. Qxc4 Bxc4 26. Rxc4 f5 27. g4 Kf6 28. c6 bxc6 29. Rxc6+ Ke5 30. gxf5 gxf5 31. b6 Rb8 32. Rh6 e6 33. Rxh7 Rxb6 34. Kg2 Kf6 35. Rc7 Rb8 36. Rc1 Rg8+ 37. Kh2 f4 38. Rg1 Rc8 39. exf4 Kf5 40. Rg4 Rc2 41. Kg3 Rc3+ 42. Kg2 Rc2 43. Rg3 Kxf4 44. h4 Rc5 45. Rg6 Rh5 46. Kh3 e3 47. fxe3+ Kf5 48. Rg8 e5 49. Kg3 Rh7 50. Rg4 Rh5 51. Ra4 Rh7 52. e4+ Kf6 53. Ra6+ Kf7 54. Ra7+ Kg6 55. Rxh7 Kxh7 56. Kg4 Kg6 57. h5+ Kf6 58. Kh4 Kg7 59. Kg5 Kh7 60. Kf5 Kh6 61. Kxe5 Kxh5 62. Kf6 1-0 |
2025.04.01
Titled Tue 1st Apr Early
|
||||
131002 | Smieszek, W (2147) | Obregon Rivero, J (2485) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 Ng4 7. Bb5 Nxe3 8. fxe3 Bd7 9. Bxc6 bxc6 10. O-O e6 11. e5 Be7 12. Qf3 O-O 13. Nxc6 Bxc6 14. Qxc6 dxe5 15. Rfb1 Qd2 16. Qe4 Bc5 17. Re1 Qd6 18. Rad1 Qc7 19. Na4 Be7 20. c4 Rad8 21. Nc3 f5 22. Qf3 Qxc4 23. Qb7 Bc5 24. Rd7 Rxd7 25. Qxd7 h6 26. h3 f4 27. Nd1 Qxa2 28. Kh1 Qd5 29. Qxd5 exd5 30. exf4 Rxf4 31. Kh2 Bd4 32. Nc3 Bxc3 33. bxc3 e4 34. Ra1 e3 35. Kg3 Re4 36. Kf3 e2 37. Re1 Kf7 38. c4 Ke6 39. g4 g5 40. h4 Kd6 41. hxg5 hxg5 42. cxd5 Kxd5 43. Kf2 Kd4 44. Ra1 e1=Q+ 45. Rxe1 Rxe1 46. Kxe1 Ke3 0-1 |
2025.04.01
Titled Tue 1st Apr Early
|
||||
131170 | Obregon Rivero, J (2485) | Novik, Ma (2398) | 1-0 | |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 Nf6 7. e5 dxe5 8. Qxd8+ Nxd8 9. Nb5 Rb8 10. Nxe5 e6 11. Bf4 Bb4+ 12. Kf1 a6 13. Nd3 axb5 14. Bxb5+ Bd7 15. Bxd7+ Kxd7 16. Bxb8 Nc6 17. Ne5+ Nxe5 18. Bxe5 Rc8 19. a3 Be7 20. Rd1+ Ke8 21. Ke2 Nd5 22. Rc1 Rd8 23. Bxg7 Bg5 24. Rcd1 Rc8 25. h4 Bf4 26. g3 Bd6 27. Rc1 Rd8 28. Rhd1 f6 29. Rxd5 exd5 30. Bxf6 Rd7 31. Rc8+ Kf7 32. Bd4 Be7 33. Rh8 Kg6 34. Rg8+ Kf5 35. Rg7 Ke4 36. Bf6 Bxf6 37. Rxd7 1-0 |
2025.04.01
Titled Tue 1st Apr Early
|
||||
131480 | Ambartsumova, K (2405) | Obregon Rivero, J (2485) | 1-0 | |
1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. g3 c5 5. Bg2 cxd4 6. Nxd4 O-O 7. Nc3 Nc6 8. Nc2 d6 9. O-O Qb6 10. b3 Be6 11. Bb2 Bxc4 12. Rb1 Be6 13. Qd2 Rfd8 14. e4 Qa5 15. Ne3 Rac8 16. Rfd1 Ng4 17. Nxg4 Bxg4 18. f3 Be6 19. Rbc1 Nb4 20. a3 Nc6 21. b4 Qb6+ 22. Kh1 Ne5 23. Qe2 Nc4 24. Nd5 Bxd5 25. Bxg7 Kxg7 26. exd5 Qe3 27. Qd3 Qxd3 28. Rxd3 Nb6 29. Re1 Rc7 30. f4 Rdc8 31. Bh3 f5 32. Bg2 Kf7 33. Rde3 Nc4 34. R3e2 Nb6 35. h3 Rd7 36. g4 Rc3 37. Re3 Rxe3 38. Rxe3 Rc7 39. Rg3 Rc1+ 40. Kh2 Rc2 41. gxf5 Nxd5 42. fxg6+ hxg6 43. Rf3 b6 44. f5 g5 45. Kg3 Nf4 46. Bf1 Kf6 47. h4 Nh5+ 48. Kg4 Ng7 49. hxg5+ Kf7 50. f6 exf6 51. Rxf6+ Ke7 52. Bd3 Rc3 53. Bg6 Ne6 54. Rf7+ Kd8 55. Kf5 Nd4+ 56. Kf6 Nc6 57. Rh7 Rf3+ 58. Ke6 Nd4+ 59. Kxd6 Rd3 60. Rh8# 1-0 |
2025.04.01
Titled Tue 1st Apr Early
|
||||
131652 | Obregon Rivero, J (2485) | Purtseladze, M (2261) | 1-0 | |
1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Bc4 Na6 7. O-O Nc7 8. Re1+ Be6 9. c3 Bd6 10. Nd4 Qd7 11. Nxe6 fxe6 12. Qb3 O-O-O 13. Bxe6 Nxe6 14. Qxe6 Qxe6 15. Rxe6 Be5 16. Re7 Rd3 17. Rxg7 Bf4 18. g3 Bh6 19. Rf7 Re8 20. Kf1 Bxd2 21. Bxd2 Rxd2 22. Re1 Rxe1+ 23. Kxe1 Rxb2 24. Rxh7 Rxa2 25. h4 a5 26. h5 a4 27. h6 Ra1+ 28. Kd2 Rh1 29. Kc2 Rh2 30. Kb1 a3 31. f4 f5 32. c4 b5 33. cxb5 cxb5 34. Ra7 Rxh6 35. Rxa3 Kc7 36. Re3 Kc6 37. Kc2 Rh3 38. Kc3 Rh1 39. Re6+ Kc7 40. Re5 Rg1 41. Re3 Rg2 42. Kb4 Kb6 43. Re6+ Kc7 44. Rg6 Rb2+ 45. Kc5 b4 46. Rg7+ Kd8 47. Kd6 Ke8 48. Ke6 Kf8 49. Rb7 Rg2 50. Rxb4 Rxg3 51. Kf6 Ra3 52. Rb8# 1-0 |
2025.04.01
Titled Tue 1st Apr Early
|
||||
131813 | Manvelyan, Mikayel (2176) | Obregon Rivero, J (2485) | 1-0 | |
1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Nf6 6. Nc3 g6 7. O-O Bg7 8. d4 cxd4 9. Nxd4 O-O 10. f3 Rc8 11. b3 d5 12. exd5 Nxd5 13. Nxd5 e6 14. Bh6 exd5 15. Bxg7 Kxg7 16. c5 Na6 17. Rc1 Nxc5 18. Re1 b6 19. Qd2 Re8 20. h4 Rxe1+ 21. Rxe1 h6 22. Qe3 Qd6 23. h5 a5 24. hxg6 fxg6 25. a3 Kh7 26. b4 axb4 27. axb4 Na6 28. Qd3 Nxb4 29. Qd2 Ra7 30. Re6 Qc5 31. Qe3 Nc6 32. Rxc6 Qf8 33. Qe6 Rf7 34. Qxg6+ Kh8 35. Ne6 1-0 |
2025.03.25
Titled Tue 25th Mar Late
|
||||
137883 | Obregon Rivero, J (2485) | Brancaleoni, M (2180) | 1/2-1/2 | |
1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Bc4 Bd6 7. Qe2+ Qe7 8. Qxe7+ Kxe7 9. O-O Be6 10. Re1 Kd7 11. Bf1 Re8 12. Nd4 Bc5 13. Nxe6 Rxe6 14. Rd1 Kc7 15. d4 Bd6 16. Bc4 Re7 17. a4 Nd7 18. a5 Nf8 19. c3 Rae8 20. Bd2 Ne6 21. g3 Ng5 22. Kg2 Ne4 23. Be1 f5 24. f3 Nf6 25. Bf2 h5 26. Re1 a6 27. Rxe7+ Rxe7 28. Re1 Kd7 29. Rxe7+ Kxe7 30. Bd3 g6 31. b4 Nd5 32. Be1 Ke6 33. Bc4 f4 34. Kf2 fxg3+ 35. hxg3 Be7 36. Bb3 Kf5 37. Bc2+ Ke6 38. Bb3 Kf5 39. Bd2 Bg5 40. f4 Be7 41. Kf3 Ke6 42. c4 Nxb4 43. c5+ Nd5 44. Ke4 f5+ 45. Kd3 h4 46. gxh4 Bxh4 47. Ke2 Bf6 48. Kd3 Bh4 49. Ke2 Bf6 50. Kd3 Bh4 1/2-1/2 |
2025.03.25
Titled Tue 25th Mar Late
|
||||
138071 | Aukhatov, Roman (2167) | Obregon Rivero, J (2485) | 0-1 | |
1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. d4 d6 6. Be2 c5 7. O-O cxd4 8. Nxd4 Nc6 9. Be3 Nxd4 10. Bxd4 a5 11. Qd3 Bd7 12. f4 Bc6 13. Qe3 Nd7 14. e5 dxe5 15. fxe5 e6 16. Bf3 a4 17. Bxc6 bxc6 18. Rad1 Qa5 19. c5 Rab8 20. Ne4 Nxe5 21. Nf6+ Bxf6 22. Rxf6 Ng4 23. Qf4 e5 24. Qxg4 exd4 25. Qxd4 Rb4 26. Qe5 Qb5 27. Rfd6 Rc4 28. Rd8 Qxc5+ 29. Qxc5 Rxc5 30. Rxf8+ Kxf8 31. Rd4 Rc2 32. Rxa4 Rxb2 33. Rc4 Rb6 34. h4 h5 35. Kf2 Ke7 36. Ke3 Ra6 37. a4 Kd6 38. g3 c5 39. Ke4 Rb6 40. Kd3 Rb3+ 41. Rc3 Rb1 42. Rc4 Rg1 0-1 |
2025.03.25
Titled Tue 25th Mar Late
|
||||
138243 | Obregon Rivero, J (2485) | Naranjo Moreno, A (2269) | 1-0 | |
1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. e3 O-O 5. d4 d6 6. Be2 c5 7. O-O cxd4 8. Nxd4 d5 9. c4 e5 10. Nf3 e4 11. Nd4 dxc4 12. Bxc4 Ng4 13. h3 Ne5 14. Nd2 Qh4 15. Qc2 Nxc4 16. bxc4 Re8 17. Nb5 Bxh3 18. gxh3 Qxh3 19. Rfd1 Be5 20. Bxe5 Rxe5 21. Nxe4 Nc6 22. Ng3 Rh5 23. Nxh5 Ne5 24. Nd4 Qxh5 25. Qe4 Ng4 26. Nf3 Qh3 27. Rd2 Nf6 28. Qf4 Nh5 29. Qxf7+ Kh8 30. Qxh7+ Kxh7 31. Ng5+ 1-0 |
2025.03.25
Titled Tue 25th Mar Late
|
||||
138405 | Obregon Rivero, J (2485) | Sitbon, Itay (2195) | 1-0 | |
1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. e3 O-O 5. d4 d5 6. Be2 b6 7. O-O Bb7 8. c4 Nbd7 9. Nc3 dxc4 10. bxc4 c5 11. d5 Ne4 12. Qc2 Nxc3 13. Bxc3 Bxc3 14. Qxc3 f5 15. Ng5 Qb8 16. f4 Qd6 17. e4 fxe4 18. Nxe4 Qc7 19. Bg4 Nf6 20. Be6+ Kg7 21. g4 Bc8 22. g5 Bxe6 23. dxe6 Qc6 24. gxf6+ exf6 25. Rae1 Qxe6 26. f5 Qc6 27. fxg6 hxg6 28. Nxf6 1-0 |
2025.03.25
Titled Tue 25th Mar Late
|
||||
138673 | Degenbaev, Aziz (2289) | Obregon Rivero, J (2485) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Nf6 6. Nc3 g6 7. d4 cxd4 8. Nxd4 Bg7 9. f3 O-O 10. O-O Rc8 11. b3 a6 12. Na4 Qc7 13. Be3 Nbd7 14. Qd2 Rab8 15. Rac1 Nc5 16. Nc3 e6 17. Rfd1 Rd8 18. Qf2 Qa5 19. Qh4 Ne8 20. Kh1 Rdc8 21. Qf2 b5 22. cxb5 axb5 23. Qe2 b4 24. Nb1 e5 25. Nc2 Qxa2 26. Nd2 Nxb3 27. Nxb3 Qxb3 28. h3 Qc4 29. Qd2 b3 30. Nb4 Qe6 31. Rxc8 Rxc8 32. Nd5 Nc7 33. Nxc7 Rxc7 34. Qb4 Bf8 35. Bh6 Qc4 36. Qb8 Rc8 0-1 |
2025.03.25
Titled Tue 25th Mar Late
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138914 | Obregon Rivero, J (2485) | Ibrahimli, Murad (2421) | 1/2-1/2 | |
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 Nbd7 6. Nf3 O-O 7. Be3 e5 8. d5 Ng4 9. Bg5 f6 10. Bh4 a5 11. Nd2 Nh6 12. f3 Nc5 13. Qc2 Bd7 14. b3 Nf7 15. Bf2 b6 16. Rb1 f5 17. O-O Bh6 18. a3 fxe4 19. Ndxe4 Bf5 20. b4 axb4 21. axb4 Nxe4 22. Nxe4 Ra3 23. Ra1 Qa8 24. Qb2 Rxa1 25. Rxa1 Qb7 26. Qa2 Rb8 27. Qa6 Kg7 28. Qxb7 Rxb7 29. Ra8 Bf4 30. g3 Bc1 31. Kg2 h5 32. b5 Bb2 33. Be3 Bd4 34. Bd2 Bb2 35. h4 Bd4 36. Bd3 Bb2 37. Kf1 Bd4 38. Ke2 Bb2 39. Ng5 Nxg5 40. Bxg5 Bd4 41. Be4 Kf7 42. Bd8 Bc5 43. Bg5 Bd4 44. Be3 Bc3 45. Bf2 Bb4 46. Kd3 Kg7 47. Kc2 Ba5 48. Kd1 Bb4 49. Be1 Bc5 50. Ke2 Kf7 51. Kd3 Bd4 52. f4 Bc5 53. fxe5 dxe5 54. Bc3 Bd6 55. Bd2 Bc5 56. Be3 Bd6 57. Bg5 Kg7 58. Ke3 Bc5+ 59. Kf3 Kf7 60. Be3 Bd6 61. Bg5 Bc5 62. Bd8 Bd6 63. Bg5 Bc5 1/2-1/2 |
2025.03.25
Titled Tue 25th Mar Late
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139092 | Le, Quang Liem (2739) | Obregon Rivero, J (2485) | 1-0 | |
1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. d4 d6 6. Be2 c5 7. O-O cxd4 8. Nxd4 Nc6 9. Be3 Nxd4 10. Bxd4 a5 11. Qd3 Bd7 12. c5 dxc5 13. Bxc5 Bc6 14. Qe3 Qc8 15. Rac1 Qe6 16. f3 Nd7 17. Ba3 Rfd8 18. Rfd1 Ne5 19. Qb6 Rxd1+ 20. Rxd1 Nd7 21. Qe3 Ne5 22. Qc5 Bf6 23. Kf1 Nd7 24. Qe3 Kg7 25. h3 g5 26. Nd5 Bxd5 27. Rxd5 h6 28. Bb5 Nb6 29. Rd1 Nc4 30. Bxc4 Qxc4+ 31. Qe2 Rc8 32. Qxc4 Rxc4 33. Ke2 b5 34. b3 Rc7 35. Kd3 Be5 36. Bc1 a4 37. Bd2 e6 38. Rc1 Rd7+ 39. Ke2 Bd4 40. bxa4 bxa4 41. Rc4 a3 42. Bc1 Be5 43. Ra4 Rc7 44. Kd1 Bb2 45. Bd2 Kf6 46. Ra5 Rc4 47. Ra7 Rd4 48. Ke2 Rd8 49. Rb7 Rc8 50. Rb5 Rd8 51. Be3 Rc8 52. Bc5 Rc7 53. Kd3 Rd7+ 54. Kc2 Rc7 55. Kb3 Rd7 56. Bxa3 Bxa3 57. Kxa3 Rd2 58. Rb2 Rd1 59. Kb4 Ke5 60. a4 Ra1 61. a5 f5 62. exf5 exf5 63. Rb3 Kf4 64. Ra3 Rb1+ 65. Ka4 Rb2 66. a6 Rb8 67. a7 Ra8 68. Kb5 Kg3 69. Ra2 h5 70. Kb6 h4 71. Kb7 Rg8 72. a8=Q Rxa8 73. Kxa8 g4 74. fxg4 fxg4 75. hxg4 Kxg4 76. Kb7 Kg3 77. Kc6 1-0 |
2025.03.25
Titled Tue 25th Mar Late
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139140 | Antonio, R (2363) | Obregon Rivero, J (2485) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 Bd7 5. Bd3 Nc6 6. Bc2 e5 7. d4 Be7 8. d5 Nb8 9. a4 O-O 10. O-O Ne8 11. Nfd2 Bg5 12. Na3 Qe7 13. Ndc4 Bxc1 14. Rxc1 Bc8 15. b4 Nd7 16. a5 cxb4 17. cxb4 Ndf6 18. Qe2 g6 19. Kh2 Bd7 20. Bd3 Nh5 21. g3 Neg7 22. Ne3 f5 23. exf5 gxf5 24. Rc7 e4 25. Bb5 Rad8 26. Rxb7 f4 27. Ng4 Bxb5 28. Rxe7 Bxe2 29. Nh6+ Kh8 30. Re1 fxg3+ 31. fxg3 Rf2+ 32. Kg1 Rdf8 33. Nf7+ R2xf7 34. Rxf7 Rxf7 35. Rxe2 Nxg3 36. Re3 N7f5 37. Rb3 Ne2+ 38. Kh2 Nfd4 39. Re3 Rf2+ 40. Kh1 Nf3 0-1 |
2025.03.25
Titled Tue 25th Mar Late
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139320 | Obregon Rivero, J (2485) | Salinas Herrera, P (2463) | 0-1 | |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 d6 5. Nf3 a6 6. Bc4 Nc6 7. O-O Nf6 8. Bf4 e5 9. Bg5 Be6 10. Bxe6 fxe6 11. Qb3 Qd7 12. Bxf6 gxf6 13. Na4 Rd8 14. Rfd1 Qf7 15. Nb6 Rg8 16. g3 f5 17. exf5 Qxf5 18. Nc4 Be7 19. Qxb7 Qxf3 20. Nd2 Qd5 21. Nb3 Qb5 22. Qc7 Rd7 23. Qc8+ Rd8 24. Qxe6 Rg7 25. Rd5 Qe2 26. Rad1 Qg4 27. Qh6 Rf7 28. Qc1 Nb4 29. R5d2 Rc8 30. Qb1 Qf5 31. Qa1 Bg5 32. Re2 Rc2 33. Nd4 Qg4 34. Rxc2 Nxc2 35. Nxc2 Qe2 36. f4 Qxc2 37. fxg5 Rf2 0-1 |
2025.03.25
Titled Tue 25th Mar Late
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139486 | Postny, E (2538) | Obregon Rivero, J (2485) | 1/2-1/2 | |
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f3 g6 7. Be3 Bg7 8. Qd2 O-O 9. O-O-O d5 10. Nxc6 bxc6 11. e5 Nd7 12. f4 e6 13. Na4 f6 14. exf6 Qxf6 15. g3 e5 16. fxe5 Nxe5 17. Bd4 Qf5 18. Be2 Qh3 19. Qc3 Re8 20. Nc5 Bf5 21. Rhe1 Qxh2 22. Ba6 Bh6+ 23. Kb1 Nf3 24. Rh1 Qxc2+ 25. Qxc2 Bxc2+ 26. Kxc2 Nxd4+ 27. Rxd4 Be3 28. Kd3 Bxd4 29. Kxd4 Rab8 30. Bb7 Re2 31. b3 Rd2+ 32. Kc3 Rxa2 33. Bxc6 Rc8 34. Bxd5+ Kg7 35. b4 Ra3+ 36. Bb3 a5 37. Kb2 axb4 38. Ne6+ Kf6 39. Nf4 Rxb3+ 40. Kxb3 Rc3+ 41. Kxb4 Rxg3 42. Rf1 Rg4 43. Kc3 g5 44. Nd5+ Ke5 45. Ne3 Rg3 46. Kd2 h5 47. Nc4+ Ke4 48. Re1+ Kd4 49. Nd6 Rg2+ 50. Re2 Rxe2+ 51. Kxe2 Ke5 52. Nf7+ Kf5 53. Nxg5 Kxg5 54. Kf3 h4 55. Kg2 h3+ 56. Kh2 Kh4 57. Kh1 Kg3 58. Kg1 h2+ 59. Kh1 Kh3 1/2-1/2 |
2025.03.25
Titled Tue 25th Mar Late
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139561 | Kovalchuk, Al RUS (2304) | Obregon Rivero, J (2485) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. Nb3 Be7 10. Bxf6 gxf6 11. f4 Qc7 12. f5 b5 13. Kb1 Ne5 14. a3 Rc8 15. Nd4 h5 16. Be2 h4 17. g4 Qb6 18. Rhf1 b4 19. axb4 Qxb4 20. h3 Rb8 21. b3 a5 22. Na2 Qa3 23. Qc1 Qc5 24. Ka1 Bf8 25. Qb2 Bh6 26. fxe6 fxe6 27. Rxf6 Bg7 28. g5 Bxf6 29. gxf6 Kf7 30. Rf1 Rbg8 31. Nc1 Rg3 32. Bd3 Rxh3 33. Nde2 Rg8 34. Nf4 Rh2 35. Be2 Rg5 36. Bh5+ Rxh5 37. Nxh5 Rxc2 0-1 |
2025.01.21
Titled Tue 21st Jan Early
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204316 | Obregon Rivero, J (2485) | Von Naso, L (2207) | 1-0 | |
1. Nf3 f5 2. d4 Nf6 3. c4 g6 4. Nc3 Bg7 5. h4 O-O 6. e3 d6 7. Be2 Nc6 8. d5 Ne5 9. Nxe5 dxe5 10. h5 g5 11. h6 Bh8 12. Qb3 e6 13. dxe6 c6 14. c5 Qe7 15. e4 f4 16. Bc4 Re8 17. f3 Bxe6 18. Bxe6+ Qxe6 19. Qxb7 g4 20. Qb3 Qxb3 21. axb3 g3 22. Bd2 Nd7 23. b4 Bf6 24. Ra6 Rec8 25. Ke2 Kf7 26. Rha1 Ke6 27. Rxa7 Rxa7 28. Rxa7 Rb8 29. Na4 Rg8 30. Rc7 Rg6 31. Rxc6+ Ke7 32. Nb6 Nxb6 33. cxb6 Rg8 34. b5 Rb8 35. Bb4+ Kf7 36. Bd6 Rb7 37. Rc7+ Rxc7 38. bxc7 Ke6 39. c8=Q+ 1-0 |
2025.01.21
Titled Tue 21st Jan Early
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204814 | Melaa, Sondre (2329) | Obregon Rivero, J (2485) | 0-1 | |
1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. e3 O-O 5. Be2 d6 6. h3 b6 7. O-O Bb7 8. Bh2 Nbd7 9. Nfd2 e5 10. c4 Re8 11. Nc3 Nf8 12. Qc2 exd4 13. exd4 Ne6 14. Qd3 d5 15. Bf3 dxc4 16. Qxc4 c6 17. Be5 b5 18. Qd3 a6 19. Rad1 Qb6 20. Nde4 Nxe4 21. Nxe4 Rad8 22. Qc3 b4 23. Qe3 Nxd4 24. Bxg7 Kxg7 25. Qf4 c5 26. Ng5 Re7 27. Bxb7 Ne2+ 28. Kh1 Nxf4 29. Rxd8 Qxd8 30. g3 Ne6 31. Ne4 Qd4 32. Re1 Ng5 33. f3 0-1 |
2025.01.21
Titled Tue 21st Jan Early
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205371 | Obregon Rivero, J (2485) | Maksimovic, Bojan (2505) | 1/2-1/2 | |
1. e4 g6 2. d4 Nf6 3. Nc3 d5 4. Bd3 dxe4 5. Nxe4 Bg7 6. Nf3 O-O 7. O-O b6 8. Re1 Bb7 9. Nxf6+ exf6 10. c3 Nd7 11. Be4 Bxe4 12. Rxe4 c5 13. Bf4 f5 14. Re2 Re8 15. d5 Rxe2 16. Qxe2 Nf6 17. c4 Ne4 18. Rd1 Qd7 19. Nd2 Re8 20. Nxe4 Rxe4 21. Be3 Bd4 22. Qd3 Bxb2 23. f3 Re8 24. Bf2 Be5 25. g3 h5 26. Kg2 f4 27. Re1 fxg3 28. Bxg3 Bd4 29. Rxe8+ Qxe8 30. Qe4 Qxe4 31. fxe4 Kf8 32. Bb8 a6 33. Kf3 b5 34. cxb5 axb5 35. e5 g5 36. h3 Ke7 37. Ke4 Bg1 38. Ba7 g4 39. hxg4 hxg4 40. Kf4 Bh2+ 41. Kxg4 Bxe5 42. Bxc5+ Bd6 43. Bd4 Bh2 44. Kf5 Kd6 45. Ke4 f5+ 46. Kxf5 Kxd5 47. Bb2 Kc4 48. Ke4 Bd6 49. Ke3 Bb4 50. Ke2 Bc3 51. Bc1 Bd4 52. Kd2 Be5 53. Kc2 Bd6 54. Bb2 Bc5 55. Bc1 Bb6 56. Bb2 Ba7 57. Bc1 Bd4 58. Bb2 Be3 59. Bc1 Bxc1 60. Kxc1 Kb4 61. Kb2 Ka4 62. a3 Ka5 63. Kb3 Ka6 64. Kb4 Kb6 65. a4 bxa4 66. Kxa4 1/2-1/2 |
2025.01.21
Titled Tue 21st Jan Early
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205675 | Obregon Rivero, J (2485) | Theodorou, Nikolas (2612) | 0-1 | |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 a6 6. Bc4 e6 7. O-O Nge7 8. Bg5 f6 9. Be3 b5 10. Bb3 Ng6 11. Nd2 Bb4 12. f4 O-O 13. Qh5 Qe8 14. Kh1 Na5 15. Bc2 Bb7 16. Rf3 Ne7 17. Qh4 Ng6 18. Qh5 Rf7 19. Rh3 Nf8 20. a4 Rc8 21. axb5 Re7 22. bxa6 Bxa6 23. Rxa5 g6 24. Rg5 fxg5 25. Qxg5 Bxc3 26. bxc3 Rxc3 27. Bd1 Rc1 28. Qg4 Qc8 29. Nb3 Rb1 30. Nd2 Ra1 31. Nb3 Ra3 32. Bd4 Qc4 33. Rf3 Rxb3 34. Bxb3 Qxd4 35. h3 Qxe4 36. Qg5 Rf7 37. Kh2 Bb7 38. Qg3 Qf5 39. Rf2 Qf6 40. Qe3 Kg7 41. Qb6 Bd5 42. Bxd5 exd5 43. Qc5 d4 44. Qd5 Ne6 45. f5 gxf5 46. Rf3 f4 0-1 |
2025.01.21
Titled Tue 21st Jan Early
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206181 | Przybylski, Bartosz (2090) | Obregon Rivero, J (2485) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd3 a6 8. Nxc6 bxc6 9. Qg3 h6 10. Be3 Qa5 11. Bd3 Rb8 12. O-O-O Rxb2 13. Kxb2 Qb4+ 14. Kc1 Qxc3 15. Kb1 e5 16. Bc1 Qb4+ 17. Bb2 Be6 18. a3 Qa5 19. f4 Nh5 20. Qe1 Qxe1 21. Rhxe1 Nxf4 22. Bxa6 Nxg2 23. Rg1 Nf4 24. a4 Be7 25. Bb7 Kd7 26. Bxe5 Rb8 27. Bxf4 Rxb7+ 28. Kc1 g5 29. Bxd6 Bxd6 30. e5 Bd5 31. exd6 Rb4 32. Rgf1 Rxa4 33. Rf6 Rh4 34. Re1 Be6 35. Re2 Kxd6 36. Kd2 c5 37. c3 c4 38. Ke3 Ke5 39. Ref2 Re4+ 40. Kd2 Rh4 41. R6f3 Kd6 42. Kc1 Re4 43. Kd2 Rg4 44. Rf6 Rh4 45. R6f3 Ke7 46. Re3 Rg4 47. Rh3 Rh4 48. Rxh4 gxh4 49. Ke3 h3 50. Kd4 Kf8 51. Rf4 Kg7 52. Ke5 Kg6 53. Rf6+ Kg5 54. Rf3 h5 55. Rg3+ Bg4 56. Kd4 f5 57. Kxc4 f4 58. Rg1 f3 59. Kd4 Kf4 60. Rf1 Bc8 61. Rf2 Ba6 62. c4 Bb7 63. c5 Bc6 64. Rb2 Ba8 65. Rb8 Be4 66. Rf8+ Bf5 67. Ra8 f2 68. Ra1 Kf3 69. c6 Kg2 70. Ra2 Kg1 71. Ra1+ f1=Q 72. Rxf1+ Kxf1 73. Ke5 Bc8 74. Kf6 Kg2 75. Kg5 Kxh2 76. Kxh5 Kg2 77. Kh4 h2 78. Kg5 h1=Q 79. Kf6 Qh7 0-1 |
2025.01.21
Titled Tue 21st Jan Early
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206467 | Taher, Yoseph Theolifus (2439) | Obregon Rivero, J (2485) | 1-0 | |
1. d4 Nf6 2. Nc3 d5 3. Bf4 a6 4. e3 c5 5. dxc5 Qa5 6. Qd2 e6 7. Bd6 Bxd6 8. cxd6 O-O 9. O-O-O Rd8 10. Kb1 Rxd6 11. Nf3 Nc6 12. g4 Nxg4 13. Rg1 Nf6 14. e4 d4 15. e5 Nxe5 16. Qg5 Ne8 17. Ne4 Rd5 18. Nf6+ Kf8 19. Nxd5 Ng6 20. Bc4 exd5 21. Bb3 Be6 22. h4 h6 23. Qg3 Qc7 24. Qg2 Nf4 25. Qf1 d3 26. cxd3 Rd8 27. Nd4 Qe5 28. Nxe6+ Qxe6 29. Ka1 Qf6 30. d4 b5 31. f3 Nd6 32. Qe1 Nc4 33. Qb4+ Kg8 34. Qc5 Qxh4 35. Qc7 Qf6 36. Rg4 g5 37. Rgg1 Qd6 38. Qb7 Qb6 39. Qe7 Qd6 40. Qe1 a5 41. Bxc4 bxc4 42. Qxa5 Nd3 43. Rd2 Rb8 44. Rh1 Qc6 45. Qc3 Ra8 46. Rxd3 Qa4 47. a3 cxd3 48. Qxd3 Qc6 49. f4 Qg6 50. Qf3 Qe4 51. Qh5 1-0 |
2025.01.21
Titled Tue 21st Jan Early
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206679 | Obregon Rivero, J (2485) | Fedotov, Nikita2 (2311) | 1-0 | |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 a6 7. O-O Nf6 8. Bf4 e6 9. Qe2 Be7 10. Rfd1 Qc7 11. Rac1 O-O 12. a3 Nd7 13. Ba2 Qb8 14. h3 Nde5 15. Nd2 b5 16. Bg3 Qa7 17. Kh2 Bb7 18. f4 Nd4 19. Qf1 Nd7 20. Bf2 e5 21. Nd5 Bd8 22. Nf3 Nxf3+ 23. gxf3 Qb8 24. Qg2 Nf6 25. Rg1 g6 26. Ne3 exf4 27. Nf5 d5 28. Bd4 dxe4 29. Qg5 Bd5 30. Bxf6 1-0 |
2025.01.21
Titled Tue 21st Jan Early
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207204 | Slaby, Je (2464) | Obregon Rivero, J (2485) | 1-0 | |
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 Nf6 8. Bg5 e6 9. O-O-O Be7 10. Qd3 h6 11. Bd2 a6 12. Nd4 Bd7 13. f4 Qc7 14. f5 e5 15. Nde2 Rc8 16. Kb1 b5 17. Ng3 b4 18. Nd5 Nxd5 19. exd5 Bb5 20. Qe4 a5 21. Rc1 Qc4 22. b3 Qxe4 23. Nxe4 Bd7 24. g4 O-O 25. h3 f6 26. Kb2 Rb8 27. Ra1 Bc8 28. Rhd1 Rb5 29. c4 bxc3+ 30. Nxc3 Rb8 31. Be3 Bd7 32. Rac1 a4 33. Ne4 Rb7 34. Rc3 h5 35. Rdc1 hxg4 36. hxg4 axb3 37. axb3 Rfb8 38. Nd2 g6 39. fxg6 Kg7 40. Rc7 Bd8 41. Rxb7 Rxb7 42. Ne4 Be7 43. Ra1 Bxg4 44. Ra6 Rd7 45. b4 Bf3 46. Nc3 f5 47. b5 f4 48. Bg1 e4 49. b6 Rd8 50. Ra7 Kf8 51. g7+ Kf7 52. Rc7 e3 53. b7 Rb8 54. g8=Q+ Kxg8 55. Rc8+ Kf7 56. Rxb8 Bf6 57. Rc8 e2 58. Bf2 Bd4 59. Be1 Bxd5 60. b8=Q f3 61. Rf8+ Kg6 62. Qe8+ Kg5 63. Rg8+ Bxg8 64. Qxg8+ Kf4 65. Qf7+ Ke3 66. Kc2 d5 67. Qf5 Bxc3 68. Qd3+ Kf4 69. Bxc3 Kg3 70. Be1+ Kg2 71. Qe3 d4 72. Qf2+ 1-0 |
2025.01.21
Titled Tue 21st Jan Early
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207526 | Obregon Rivero, J (2485) | Zakrzewski, Mare (2288) | 1-0 | |
1. Nf3 Nc6 2. d4 d5 3. g3 Bg4 4. Bg2 Nf6 5. c4 e6 6. O-O Bxf3 7. Bxf3 h5 8. Nc3 h4 9. cxd5 Nxd5 10. Nxd5 exd5 11. g4 Qd7 12. h3 O-O-O 13. e3 Kb8 14. Kg2 f5 15. Bd2 f4 16. Rc1 fxe3 17. Bxe3 Be7 18. Qb3 Rhf8 19. Rc3 Bf6 20. Rd1 Ka8 21. Rc5 Ne7 22. Bf4 c6 23. Ra5 Ng6 24. Bh2 Be7 25. Qb6 a6 26. Rc1 Nf4+ 27. Kf1 g5 28. Rxc6 Qxc6 29. Rxa6+ Kb8 30. Qa7+ Kc7 31. Rxc6+ Kxc6 32. Qa4+ Kc7 33. Qc2+ Kb8 34. Qh7 Bd6 35. Bxf4 Bxf4 36. Qd3 Rf6 37. Qb3 Rfd6 38. a3 R8d7 39. Kg2 Kc8 40. Qb5 Kd8 41. b4 Ke7 42. a4 Ke6 43. Qe2+ Kf7 44. Qb5 Ke6 45. a5 Rc7 46. Qe2+ Kf7 47. Qd3 Kg7 48. b5 Rc4 49. b6 Ra4 50. Qf5 Rxa5 51. Qc8 Rf6 52. Bxd5 Rf7 53. Bxf7 Kxf7 54. Qxb7+ Ke6 55. Qc6+ Ke7 56. b7 Ra1 57. Qc8 Rb1 58. Qc5+ Kf7 59. Qd5+ Ke7 60. Qe4+ Kd6 61. d5 Kc5 62. Qe6 Rb6 63. Qe7+ Kxd5 64. Qd7+ Kc5 65. Qc8+ Kb5 66. Kf3 Ka5 67. Ke4 Rb5 68. Kd3 Rb3+ 69. Kc4 Rb4+ 70. Kd5 Rb5+ 71. Ke6 Rb6+ 72. Kd7 Kb5 73. Ke7 Kb4 74. Kf7 Kb5 75. Qd7+ Ka6 76. Qa4+ Kxb7 77. Ke7 Rc6 78. Qb5+ Kc7 79. Qa4 Bd6+ 80. Ke8 Bf4 81. Qa7+ Kd6 82. Qe7+ Kd5 83. Qd7+ Rd6 84. Qb5+ Ke6 85. Qc4+ Kf6 86. Qc3+ Ke6 87. Qb3+ Ke5 88. Qb2+ Ke4 89. Ke7 Kf3 90. Qb3+ Kxf2 91. Qc3 Kg2 92. Qb3 Rd2 93. Kf6 Rf2 94. Kg6 Rf3 95. Qc2+ Kg3 96. Qd1 Rf2 97. Qg1+ Rg2 98. Qe1+ Kxh3 99. Qh1+ Kg3 100. Kh5 Rh2 101. Qe1+ Kf3 102. Kg6 h3 103. Kf5 Re2 104. Qh1+ Kg3 105. Qg1+ Rg2 106. Qe1+ Rf2 107. Qg1+ Kf3 108. Qh1+ Kg3 109. Qg1+ Rg2 110. Qe1+ Kf3 111. Qf1+ Kg3 112. Qd3+ Kh2 113. Qf1 Rd2 114. Ke4 Kg3 115. Qg1+ Kh4 116. Kf5 1-0 |
2025.01.21
Titled Tue 21st Jan Early
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207590 | Novoselov, R (2261) | Obregon Rivero, J (2485) | 1-0 | |
1. e4 c5 2. Nc3 e6 3. Nge2 Nc6 4. g3 g6 5. Bg2 Bg7 6. O-O Nge7 7. d3 O-O 8. Be3 Nd4 9. f4 d5 10. e5 Nxe2+ 11. Nxe2 b6 12. d4 Ba6 13. dxc5 bxc5 14. Bxc5 Qc7 15. Bxe7 Qxe7 16. Rf2 Bxe2 17. Rxe2 Rab8 18. c3 Rfc8 19. Qd3 a5 20. Rd1 Bf8 21. g4 Rb6 22. f5 Rcb8 23. Rdd2 Qg5 24. Qf3 Bc5+ 25. Kh1 Rxb2 26. Rxb2 Rxb2 27. Rxb2 Qc1+ 28. Bf1 Qxb2 29. fxe6 fxe6 30. Qf6 Qb6 31. a4 Bf8 32. Bb5 Bg7 33. Qe7 h5 34. gxh5 gxh5 35. Qe8+ Bf8 36. Qg6+ Kh8 37. Qxh5+ Kg7 38. Qg5+ Kh7 39. Bd3+ Kh8 40. Qh5+ 1-0 |
2025.01.21
Titled Tue 21st Jan Early
|
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207912 | Dudkina, Uliana (2005) | Obregon Rivero, J (2485) | 0-1 | |
1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 c5 6. d5 d6 7. O-O b5 8. cxb5 a6 9. Nc3 axb5 10. Nxb5 Qa5 11. Nc3 Nbd7 12. Re1 Ng4 13. Bd2 Ba6 14. a4 Rfb8 15. Qc2 Qb6 16. Rab1 Qb3 17. Qc1 Nge5 18. Nxe5 Nxe5 19. Be4 Nc4 20. Bc2 Qb7 21. e4 Nxd2 22. Qxd2 Qb4 23. Kg2 Rb7 24. f4 Bd4 25. e5 Rab8 26. exd6 exd6 27. Re4 Bc4 28. Qd1 f5 29. Re6 Qa5 30. Qe1 Qd8 31. Kh3 Kf7 32. Qd2 Bxd5 33. Nxd5 Kxe6 34. Nc3 Kf7 35. Re1 Rxb2 36. Qd3 d5 37. Nb5 Bf6 38. Rd1 c4 39. Qe2 Kg7 40. Qg2 d4 41. Rd2 d3 42. Bd1 c3 43. Rxb2 cxb2 44. Na3 b1=Q 45. Nxb1 Rxb1 46. Qd2 Rb2 47. Qc1 h5 48. Bf3 d2 49. Qd1 Qd3 50. Be2 Qc2 0-1 |
2024.12.31
Titled Tue 31st Dec Late
|
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234456 | Obregon Rivero, J (2496) | Padalka, A (2093) | 1-0 | |
1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 c5 6. d4 d6 7. Nc3 Nc6 8. d5 Na5 9. Nd2 e6 10. e4 exd5 11. cxd5 Rb8 12. a3 b5 13. b4 Nd7 14. Qc2 Nc4 15. Nxc4 bxc4 16. b5 Ne5 17. a4 Nd3 18. Bd2 f5 19. Qa2 fxe4 20. Qxc4 Bf5 21. Bxe4 Ne5 22. Qe2 Bxe4 23. Nxe4 Nf3+ 24. Kg2 Nxd2 25. Qxd2 Bxa1 26. Rxa1 Qe7 27. Re1 Rbe8 28. f4 Rd8 29. Ng5 Qf6 30. Ne6 Rde8 31. Nxf8 Rxe1 32. Qxe1 Kxf8 33. Qe6 Qxe6 34. dxe6 Ke7 35. a5 Kxe6 36. b6 axb6 37. a6 1-0 |
2024.12.31
Titled Tue 31st Dec Late
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234657 | Ponce Cano, Adrian (2197) | Obregon Rivero, J (2496) | 1-0 | |
1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Bd7 5. Qc2 Nc6 6. d4 cxd4 7. cxd4 Nb4 8. Qb3 Qb6 9. Nc3 e6 10. Be3 d5 11. exd5 Nfxd5 12. O-O Bd6 13. Ne4 Be7 14. Nc5 Bc6 15. Ne5 Bxc5 16. dxc5 Qc7 17. Nc4 O-O 18. a3 Nxe3 19. Nxe3 Nd5 20. Rac1 Nf4 21. Bb5 a6 22. Bxc6 Ne2+ 23. Kh1 Nxc1 24. Rxc1 Qxc6 25. h3 Rac8 26. Rc4 Rfd8 27. Qc3 Qd7 28. Rg4 g6 29. Rh4 Qd2 30. Qf6 Rxc5 31. Ng4 h5 32. Nh6+ Kh7 33. Nxf7 Rf8 34. Qe7 Kg8 35. Nd6 Qc1+ 36. Kh2 Re5 37. Ne4 1-0 |
2024.12.31
Titled Tue 31st Dec Late
|
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234861 | Obregon Rivero, J (2496) | Nersissian, G (2035) | 1-0 | |
1. Nf3 d5 2. g3 Nf6 3. Bg2 b6 4. O-O Bb7 5. c4 e6 6. d4 Be7 7. Nc3 O-O 8. Nd2 Nbd7 9. e4 dxe4 10. Ndxe4 Nxe4 11. Nxe4 Rb8 12. Qa4 Nf6 13. Nxf6+ Bxf6 14. Qxa7 Bxg2 15. Kxg2 Qxd4 16. Qxc7 Rfc8 17. Qf4 Qxc4 18. Qf3 Qc6 19. Qxc6 Rxc6 20. Bf4 Rbc8 21. Rab1 Rc2 22. b4 Rxa2 23. Rfc1 Rcc2 24. Rxc2 Rxc2 25. Be3 b5 26. Bc5 h5 27. Rd1 Rb2 28. Rd3 Kh7 29. Ra3 g5 30. Ra5 Bc3 31. Rxb5 Kg6 32. h3 g4 33. h4 f5 34. Rb8 e5 35. Rb6+ Kf7 36. Rh6 f4 37. gxf4 exf4 38. Rxh5 Ke6 39. Rg5 g3 40. h5 gxf2 41. h6 f3+ 42. Kf1 Bd2 43. h7 1-0 |
2024.12.31
Titled Tue 31st Dec Late
|
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234988 | Ferreira, VitorH (2128) | Obregon Rivero, J (2496) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f3 Be7 10. Kb1 Qc7 11. g4 h5 12. gxh5 Nxh5 13. Bxe7 Nxe7 14. f4 O-O-O 15. Be2 Kb8 16. Qe3 d5 17. e5 g6 18. Bg4 Rc8 19. Rd2 Ka8 20. Nf3 Qc5 21. Qxc5 Rxc5 22. Ng5 Be8 23. Ne2 Rc7 24. Bxh5 Rxh5 25. Ng3 Rh4 26. Ne2 Nf5 27. Nf3 Rh3 28. Ng5 Rh4 29. Nf3 Rh5 30. Rdd1 Bb5 31. Ned4 Nxd4 32. Nxd4 Bd7 33. Rdg1 Rc8 34. Rg5 Rh4 35. Ne2 Bb5 36. Nd4 Rxf4 37. Nxb5 axb5 38. b3 Rh8 39. Kb2 b4 40. Rg3 Rh5 41. Re3 Rff5 42. Rd1 Rxh2 43. Rc1 Kb8 44. Rd3 Rxe5 45. Rd4 Re4 46. Rd3 g5 47. Rf1 f5 48. Rh3 Rxh3 0-1 |
2024.12.31
Titled Tue 31st Dec Late
|
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235137 | Xiong, Jeffery (2636) | Obregon Rivero, J (2496) | 1/2-1/2 | |
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be2 d6 6. Be3 Nc6 7. d5 Ne5 8. f4 Neg4 9. Bd2 Nh6 10. h3 e6 11. Bf3 exd5 12. cxd5 Re8 13. Nge2 c6 14. dxc6 bxc6 15. O-O d5 16. e5 Nd7 17. Nd4 Bb7 18. Rc1 f6 19. e6 Nf8 20. Re1 c5 21. Nxd5 Bxd5 22. e7 Qd7 23. exf8=Q+ Bxf8 24. Bxd5+ Qxd5 25. Qb3 Rxe1+ 26. Bxe1 Rd8 27. Ne6 Qxb3 28. axb3 Rd3 29. Nxf8 Kxf8 30. Rxc5 Rxb3 31. Bc3 Rb7 32. Bxf6 Nf5 33. g4 Nd6 34. Bd4 Ne4 35. Ra5 Rd7 36. Bxa7 Rd2 37. Rb5 Ng3 38. Be3 Rc2 39. b4 Ne2+ 40. Kh1 Ng3+ 41. Kg1 Ne2+ 42. Kf1 Ng3+ 43. Kg1 1/2-1/2 |
2024.12.31
Titled Tue 31st Dec Late
|
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235268 | Obregon Rivero, J (2496) | Oro, Faustino (2433) | 0-1 | |
1. Nf3 d5 2. b3 Nf6 3. Bb2 e6 4. e3 Be7 5. d4 O-O 6. Bd3 c5 7. O-O b6 8. Qe2 Bb7 9. Nbd2 Nbd7 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Bxe4 13. Qxe4 Nf6 14. Qe2 cxd4 15. Nxd4 Qc7 16. c4 Rad8 17. Rad1 h6 18. Nb5 Qb7 19. Rxd8 Rxd8 20. Rd1 Rf8 21. h3 a6 22. Nd6 Qc6 23. Bxf6 Bxf6 24. Ne4 Be5 25. a4 Qc7 26. Nd2 Bh2+ 27. Kf1 Bf4 28. Nf3 Bd6 29. Qe4 Qe7 30. Rd3 Bc5 31. g3 Qf6 32. Qe5 Qe7 33. Qe4 Qf6 34. Qe5 Qg6 35. Ke2 h5 36. h4 Qg4 37. Qc3 a5 38. Qe5 f6 39. Qc3 e5 40. Ke1 e4 41. Nh2 Qh3 42. Rd7 Qxh2 43. Qd2 Qg1+ 0-1 |
2024.12.31
Titled Tue 31st Dec Late
|
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235466 | Muniz, Francisco Allysson da S. (2096) | Obregon Rivero, J (2496) | 1-0 | |
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. f3 d6 6. Be3 c6 7. Qd2 a6 8. a4 a5 9. Rc1 Na6 10. Bd3 e5 11. d5 Nh5 12. Nge2 f5 13. dxc6 bxc6 14. Bg5 Bf6 15. Bxf6 Qxf6 16. Bb1 Nc5 17. Rd1 Rd8 18. O-O Ba6 19. Ba2 f4 20. b3 Rab8 21. Rb1 g5 22. g4 Ng7 23. Kg2 Nge6 24. Nd1 Rb4 25. Nf2 Nf8 26. Nc1 Ng6 27. Nfd3 Nh4+ 28. Kh1 Nxd3 29. Nxd3 c5 30. Nxb4 axb4 31. Qd5+ Qf7 32. Rf2 Qxd5 33. cxd5 Kf7 34. Rd1 Ke7 35. Bb1 Ra8 36. Bd3 Bc8 37. Bb5 Ra5 38. Bc6 Ba6 39. Rc1 Kd8 40. h3 Kc7 41. Kh2 Kb6 42. Kh1 Bc8 43. Kh2 Ra7 44. Kh1 Ka5 45. Bb5 Rc7 46. Rcf1 h5 47. Rc2 hxg4 48. hxg4 Rh7 49. Kg1 Kb6 50. Rh2 Rh6 51. Kf2 Rh7 52. Rfh1 Bd7 53. Bxd7 Rxd7 54. Rxh4 gxh4 55. Rxh4 c4 56. bxc4 b3 57. Ke2 Kc5 58. Kd3 Kb4 59. Rh1 Ra7 60. g5 Rxa4 61. g6 Ra7 62. Rh7 Ra8 63. Rb7+ Ka3 64. Kc3 Ka2 65. Rxb3 Rg8 66. Rb6 Rxg6 67. c5 Rg3 68. Kc2 Ka3 69. cxd6 Rg7 70. Kc3 Ka4 71. Kc4 1-0 |
2024.12.31
Titled Tue 31st Dec Late
|
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235564 | Obregon Rivero, J (2496) | Estrada Nieto, J (2199) | 1-0 | |
1. Nf3 d5 2. b3 Nf6 3. Bb2 Bf5 4. e3 e6 5. d4 h6 6. Bd3 Nbd7 7. O-O Bd6 8. c4 c6 9. Nc3 Bxd3 10. Qxd3 O-O 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 Nf6 14. Qe2 a5 15. a4 Be7 16. Rad1 Qb6 17. Rd3 Rfd8 18. Rfd1 Qa6 19. Kf1 b5 20. Ne5 bxa4 21. bxa4 Rab8 22. Bc3 Nd7 23. d5 cxd5 24. cxd5 exd5 25. Nxd7 Rxd7 26. Bxg7 Bg5 27. Be5 Re8 28. f4 Rde7 29. h4 Bf6 30. Rg3+ Kh8 31. Qxa6 Re6 32. Qxa5 Bxe5 33. fxe5 Rxe5 34. Qc3 Kh7 35. Qd3+ f5 36. Qd4 h5 37. Rg5 Kh6 38. Qf4 Re4 39. Qxf5 R4e6 40. Rxh5+ Kg7 41. Rh7+ 1-0 |
2024.12.31
Titled Tue 31st Dec Late
|
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235619 | Obregon Rivero, J (2496) | Haraguchi, Diego Sashaki (2058) | 1-0 | |
1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. O-O e6 5. d3 Be7 6. Nbd2 d5 7. e4 dxe4 8. Ng5 Nbd7 9. Ngxe4 Qc8 10. Re1 O-O 11. Qe2 Nxe4 12. dxe4 e5 13. Nc4 f6 14. Ne3 Qe8 15. Nd5 Bd6 16. Rd1 Rd8 17. a4 a5 18. Be3 Kh8 19. b3 Nc5 20. Rd2 Ne6 21. Rad1 Qf7 22. Nxb6 Nd4 23. Bxd4 exd4 24. Rxd4 Qe7 25. Nc4 Bb4 26. Rxd8 Rxd8 27. Rxd8+ Qxd8 28. e5 Bxg2 29. Kxg2 fxe5 30. Qxe5 h6 31. Qe4 Qf6 32. h4 Bc5 33. Qa8+ Kh7 34. Qf3 Qe6 35. Nxa5 1-0 |
2024.12.31
Titled Tue 31st Dec Late
|
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235779 | Pham Le Thao Nguyen (2384) | Obregon Rivero, J (2496) | 0-1 | |
1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 O-O 5. h3 d6 6. c4 Nfd7 7. Nc3 e5 8. Bg5 f6 9. Bh4 Nc6 10. Be2 Ne7 11. g4 Kh8 12. Qc2 b6 13. Rg1 Bb7 14. O-O-O Qe8 15. dxe5 dxe5 16. Nd2 Nc5 17. f4 exf4 18. exf4 Nc6 19. Bf2 Nb4 20. Qb1 Rd8 21. Bxc5 bxc5 22. a3 f5 23. Rge1 Nc6 24. Bf3 Qf7 25. g5 Ba8 26. Bd5 Qd7 27. Nf3 Nd4 28. Nxd4 cxd4 29. Bxa8 Rxa8 30. Nd5 c6 31. Nb4 Qd6 32. Nd3 Rae8 33. Qc2 Re4 34. h4 Rfe8 35. Qh2 Qe6 36. h5 Qxc4+ 37. Kd2 Rxe1 38. Rxe1 Rxe1 39. Nxe1 gxh5 40. Qxh5 Qe6 41. Nd3 c5 42. Nxc5 Qe3+ 43. Kd1 Qg1+ 44. Kd2 Qe3+ 45. Kd1 d3 46. Nb3 Bxb2 47. Nd2 Bc3 48. Nc4 Qe1# 0-1 |
2024.12.31
Titled Tue 31st Dec Late
|
||||
235821 | Obregon Rivero, J (2496) | Yoo, Christopher Woojin (2588) | 1-0 | |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 a6 7. O-O d6 8. Bf4 Nf6 9. Qe2 Be7 10. Rfd1 Qc7 11. Rac1 O-O 12. a3 b5 13. Ba2 Nh5 14. Be3 Qd7 15. e5 f5 16. Nd5 Bd8 17. exd6 Nf6 18. Ne7+ Nxe7 19. dxe7 Qxe7 20. Bc5 Qe8 21. Bxf8 Kxf8 22. Ng5 e5 23. Rxc8 Rxc8 24. Ne6+ Ke7 25. Qxe5 1-0 |
2024.12.18
34th Carlos Torre Mem
|
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246999 | Otero Acosta, D (2351) | Obregon Rivero, J (2496) | 1/2-1/2 | |
1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bg5 h6 6. Bh4 O-O 7. e3 b6 8. Rc1 Bb7 9. Bxf6 Bxf6 10. cxd5 exd5 11. g3 c6 12. Bg2 Nd7 13. O-O a5 14. Re1 Re8 15. Re2 Be7 16. a3 Bd6 17. Na4 1/2-1/2 |
2024.12.17
34th Carlos Torre Mem
|
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246961 | Hidalgo Diaz, Daniel (2405) | Obregon Rivero, J (2496) | 1/2-1/2 | |
1. d4 Nf6 2. Nf3 c5 3. e3 g6 4. Be2 Bg7 5. O-O b6 6. b3 O-O 7. Bb2 Bb7 8. c4 cxd4 9. Nxd4 Nc6 10. Nxc6 dxc6 11. Nc3 Ne4 12. Qc2 Nxc3 13. Bxc3 c5 14. Rfd1 Qc7 15. Bxg7 Kxg7 16. Qc3+ f6 17. Rd2 Rad8 18. Rad1 Bc6 19. Rxd8 Rxd8 20. Rxd8 Qxd8 21. Qd3 Qa8 22. f3 Qb8 23. g3 Kf7 24. Qc3 Qd6 25. Kf2 Qd7 26. Kg2 Qf5 27. e4 Qd7 28. Bd3 Qd6 29. Kf2 Ke8 30. Be2 Qe6 31. Bf1 Kd8 32. Qd2+ Kc7 33. Qh6 Qf7 34. Bh3 e5 35. Qd2 Qe7 36. Qh6 a6 37. a4 Qf7 38. Qd2 Qe7 39. Qh6 Be8 40. Qd2 Bf7 41. Qh6 Bg8 42. Qd2 g5 43. Ke1 Bf7 44. Bf5 h6 45. Kd1 Qd8 46. Qxd8+ Kxd8 47. Kc2 Kc7 48. Kc3 Bh5 49. g4 Bf7 50. Kd3 h5 51. Kc3 h4 52. Kd3 Be8 53. Be6 Bc6 54. Bd5 Bd7 55. Kc3 Bc8 56. Kd3 Kd6 57. Kc3 Bd7 58. Bb7 a5 59. Bd5 1/2-1/2 |
2024.12.17
34th Carlos Torre Mem
|
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246978 | Obregon Rivero, J (2496) | Cori, J (2595) | 0-1 | |
1. Nf3 d5 2. g3 Bg4 3. Bg2 c6 4. d4 Nf6 5. Nbd2 Nbd7 6. h3 Bh5 7. c4 e6 8. g4 Bg6 9. Nh4 Bd6 10. Nxg6 hxg6 11. e3 g5 12. cxd5 exd5 13. a3 Nf8 14. b4 Ng6 15. Nf3 Ne4 16. Nd2 Nxd2 17. Bxd2 Nh4 18. Bf1 Qf6 19. Bc3 Kf8 20. Qe2 Rh6 21. Kd1 Kg8 22. Kc2 Qe7 23. Qd2 a5 24. Bd3 b6 25. bxa5 bxa5 26. a4 c5 27. dxc5 Bxc5 28. Bb5 Rd6 29. Qd3 d4 30. exd4 Bb4 31. Bb2 Rc8+ 32. Kb3 Nf3 33. d5 Nd2+ 34. Ka2 Rcd8 35. Rhe1 Qb7 36. Re5 f6 37. Re2 Rxd5 38. Bc4 Qf7 39. Rae1 Rxd3 40. Re8+ Bf8 0-1 |
2024.12.16
34th Carlos Torre Mem
|
||||
246926 | Obregon Rivero, J (2496) | Garcia de Dios, Jose Antonio (2213) | 1-0 | |
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Nf3 b6 8. Bb5+ Bd7 9. Bd3 Ba4 10. O-O c4 11. Be2 Na6 12. g3 Nc7 13. Nh4 Qd7 14. f4 O-O-O 15. f5 exf5 16. Nxf5 Nxf5 17. Rxf5 Qxf5 18. Bg4 Qxg4 19. Qxg4+ Ne6 20. Bg5 Rd7 21. Rf1 h6 22. Bc1 Re8 23. Rf2 Kc7 24. Kg2 Kc8 25. Qh5 Nd8 26. h4 Rde7 27. Kh2 Re6 28. Qg4 g5 29. hxg5 hxg5 30. Bxg5 Rh8+ 31. Kg2 Rg8 32. Qh4 Nc6 33. Rxf7 Bxc2 34. Qh3 Be4+ 35. Kg1 Re8 36. Be7 Nd8 37. Rg7 1-0 |
2024.12.16
34th Carlos Torre Mem
|
||||
246942 | Obregon Rivero, J (2496) | Martinez Duany, L (2449) | 1/2-1/2 | |
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. c3 Be7 6. O-O O-O 7. Re1 Re8 8. Nbd2 Bf8 9. Nf1 a6 10. Ba4 b5 11. Bc2 g6 12. Ng3 Bg7 13. a3 a5 14. d4 a4 15. h3 Bd7 16. Bg5 h6 17. Be3 Na5 18. Qc1 Kh7 19. Nd2 Qc8 20. Kh2 c5 21. dxe5 dxe5 22. f4 Qc7 23. Rf1 Be6 24. fxe5 Nd7 25. Kh1 Nc4 26. Bg1 Bxe5 27. Ne2 Ndb6 28. Nf3 Bg7 29. Nf4 Rad8 30. Nxe6 Rxe6 31. Rb1 Rd7 32. b3 axb3 33. Rxb3 Qc6 34. Qf4 Rf6 35. Qg4 Rxf3 36. Rxf3 Nd2 37. e5 Nxf3 38. Qxf3 Qxf3 39. gxf3 Nc4 40. Rxb5 Nxa3 41. Rb2 Nc4 42. e6 Re7 43. Ra2 fxe6 44. Be4 Rd7 45. Rg2 Nd2 46. Bxg6+ Kh8 47. Bxc5 Nxf3 48. Bc2 Ne1 49. Re2 Nxc2 50. Rxc2 Rd3 51. Kg2 Rxc3 52. Rxc3 Bxc3 1/2-1/2 |
2024.12.15
34th Carlos Torre Mem
|
||||
246907 | Gutierrez Delgado, Y (2311) | Obregon Rivero, J (2496) | 1/2-1/2 | |
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Qb6 7. Nb3 Bd7 8. Be2 e6 9. Bf4 Ne5 10. Qd2 a6 11. O-O-O Qc7 12. Bg3 b5 13. f4 Nc4 14. Qd4 e5 15. fxe5 dxe5 16. Nd5 Nxd5 17. exd5 Bd6 18. Qc3 Rc8 19. Bxc4 b4 20. Qd3 Qxc4 21. Qxc4 Rxc4 22. Nd2 Rc8 23. Ne4 Bb8 24. Bf2 Bf5 25. Rhe1 Rc4 26. Rd4 exd4 27. Nd6+ Kd7 28. Nxc4 Bf4+ 29. Kb1 d3 30. Nb6+ Kd6 31. cxd3 Bxd3+ 32. Ka1 a5 33. Bd4 Bb5 34. g3 Bh6 35. a4 bxa3 36. bxa3 Re8 37. Rxe8 Bxe8 38. Kb2 f5 39. Kc3 Bb5 40. a4 Ba6 41. h4 g6 42. Nc4+ Kxd5 43. Nxa5 Bf8 44. Nb3 Be2 45. a5 Bf1 46. Bb6 Bd6 47. Bf2 Bc4 48. Nd2 Be2 49. Kb3 h6 50. Kc3 Be5+ 51. Kb4 Ba6 52. Nb3 Bd6+ 53. Kc3 g5 54. hxg5 hxg5 55. Be3 g4 56. Bf2 Be5+ 57. Kc2 Bd6 58. Kc3 Bc7 59. Be1 Be5+ 60. Kb4 Bd6+ 61. Kc3 Ke4 62. Nd2+ Ke3 63. Nc4+ Bxc4 64. Kxc4 Bb8 65. a6 Kf3 66. Bb4 f4 67. gxf4 g3 68. Bc5 Kxf4 69. Kd5 g2 70. Kc6 Kf3 71. Bg1 Ke2 72. Kb7 Kf1 73. Bb6 Bg3 74. a7 Bf2 75. a8=Q g1=Q 76. Qa1+ Kg2 77. Qxg1+ Kf3 1/2-1/2 |
2024.12.14
34th Carlos Torre Mem
|
||||
246873 | Griffith, Kyron (2397) | Obregon Rivero, J (2496) | 1/2-1/2 | |
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 Bg7 11. g3 f5 12. exf5 Bxf5 13. Bg2 Rc8 14. c3 Ne7 15. Nc2 Nxd5 16. Bxd5 O-O 17. Ne3 Be6 18. a4 Qd7 19. axb5 axb5 20. Ra6 Rfd8 21. O-O Rc5 22. Bxe6 fxe6 23. Qg4 Qf7 24. Rd1 h5 25. Qh3 Bf8 26. Rda1 Be7 27. Ra8 Rcc8 28. Rxc8 Rxc8 29. Nd5 Bg5 30. Ra7 Qg6 31. Ne7+ Bxe7 32. Rxe7 Re8 33. Ra7 Rf8 34. Qf1 Qc2 35. Qe1 Qxb2 36. Qe3 Qb1+ 37. Kg2 Qf5 38. h4 e4 39. Rd7 Qf3+ 40. Qxf3 exf3+ 41. Kh3 d5 42. g4 hxg4+ 43. Kxg4 b4 44. cxb4 Rb8 45. Kxf3 Rxb4 46. Kg3 Re4 47. f4 1/2-1/2 |
2024.12.14
34th Carlos Torre Mem
|
||||
246890 | Obregon Rivero, J (2496) | Jimenez Garcia, Emmanuel (2365) | 1/2-1/2 | |
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qc2 c6 6. Bg2 Bb4+ 7. Nbd2 O-O 8. O-O d5 9. Rd1 Nbd7 10. e4 dxe4 11. Ne5 Bxd2 12. Bxd2 Bb7 13. Bg5 h6 14. Nxd7 Qxd7 15. Bxf6 gxf6 16. Qxe4 Rad8 17. Rac1 Rfe8 18. Bf3 f5 19. Qe3 Kg7 20. a4 Qe7 21. c5 bxc5 22. dxc5 e5 23. b4 a6 24. Bg2 Qf6 25. b5 axb5 26. axb5 e4 27. b6 Ba6 28. Rxd8 Rxd8 29. Qa3 Bd3 30. Qa1 Rd4 31. Bh3 Kg6 32. b7 Rb4 33. Qa8 Qb2 34. Qg8+ Kf6 35. Qh8+ Kg6 36. Qg8+ Kf6 37. Re1 Qd2 38. Qh8+ Kg6 39. Qg8+ Kf6 40. Qh8+ Kg6 1/2-1/2 |
2024.12.03
Titled Tue 3rd Dec Early
|
||||
268016 | Mostbauer, Maximilian (2178) | Obregon Rivero, J (2496) | 1/2-1/2 | |
1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 c5 5. O-O cxd4 6. b3 O-O 7. Bb2 Nc6 8. Nxd4 Qb6 9. e3 d6 10. Nd2 Bd7 11. c4 Rfc8 12. Qe2 Rab8 13. Rfc1 a6 14. h4 Qa5 15. a3 e6 16. b4 Qd8 17. Ne4 Nxe4 18. Bxe4 Qe7 19. Nxc6 Bxc6 20. Bxc6 Rxc6 21. Bxg7 Kxg7 22. Rc2 Rbc8 23. Rac1 Qf6 24. Kg2 h5 25. Rd1 Qe5 26. Rcd2 Rxc4 27. Rxd6 Rc3 28. Rd7 R8c7 29. Qf3 Qf6 30. R1d4 Qxf3+ 31. Kxf3 Kf8 32. Rxc7 Rxc7 33. Ke2 Rc2+ 34. Rd2 Rc7 35. Rd3 Ke7 36. Kd2 e5 37. Rd5 Ke6 38. e4 Rc4 39. Kd3 Rc1 40. Rc5 Rd1+ 41. Ke3 Rd7 42. f4 exf4+ 43. gxf4 f6 44. f5+ gxf5 45. Rxf5 Rc7 46. Kd4 Rd7+ 47. Ke3 Rc7 48. Kd4 Rd7+ 49. Kc5 Rd3 50. a4 Re3 51. Rxh5 Rxe4 52. Rh7 b6+ 53. Kxb6 Rxb4+ 54. Ka5 Rg4 55. h5 Rh4 56. Rh8 f5 57. h6 Kf7 58. Ra8 Rxh6 59. Rxa6 Rxa6+ 60. Kxa6 f4 61. Kb7 f3 62. a5 f2 63. a6 f1=Q 64. a7 Qf3+ 65. Kb8 Qf4+ 66. Kb7 Qe4+ 67. Kb8 Qe5+ 68. Kb7 Qd5+ 69. Kb8 Qd6+ 70. Kb7 Qd5+ 71. Kb8 Qb5+ 72. Kc7 Qa6 73. Kb8 Qb6+ 74. Ka8 Qd4 75. Kb7 Qd5+ 1/2-1/2 |
2024.12.03
Titled Tue 3rd Dec Early
|
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268248 | Obregon Rivero, J (2496) | Pranav K P (2276) | 1/2-1/2 | |
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Nf6 8. d3 h6 9. Qg3 Qd6 10. Nd2 Qe6 11. f4 exf4 12. Qxf4 Bd6 13. Qf5 Qxf5 14. Rxf5 O-O-O 15. e5 Bc5+ 16. Kh1 Nd7 17. Ne4 Bd4 18. Rxf7 Nxe5 19. Rf1 Rhf8 20. Re1 Rf7 21. Rb1 Rdf8 22. Bd2 b6 23. c3 Bf2 24. Nxf2 Rxf2 25. Be3 Rc2 26. Rbd1 Rxb2 27. Bc1 Rbf2 28. Ba3 R8f5 29. d4 Nc4 30. Be7 Rxa2 31. Bh4 g5 32. Bg3 Nd6 33. Re6 Rb5 34. Rxh6 Rbb2 35. Bxd6 cxd6 36. Rg1 Kd7 37. Re1 b5 38. Ree6 Rxg2 39. Rxd6+ Ke7 40. Rde6+ Kf7 41. Ref6+ Ke8 42. Re6+ Kf8 43. Ref6+ Kg7 44. Rfg6+ Kf7 45. Rf6+ Ke7 46. Re6+ Kf7 47. Ref6+ 1/2-1/2 |
2024.12.03
Titled Tue 3rd Dec Early
|
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268370 | Lopez Idarraga, D (1976) | Obregon Rivero, J (2496) | 1-0 | |
1. e4 c5 2. Nc3 e6 3. Nge2 Nc6 4. g3 Nf6 5. Bg2 Be7 6. O-O O-O 7. d4 cxd4 8. Nxd4 d6 9. Nxc6 bxc6 10. e5 dxe5 11. Bxc6 Rb8 12. Qxd8 Rxd8 13. b3 Ba6 14. Bf3 Bxf1 15. Kxf1 Rbc8 16. Nd1 e4 17. Be2 Rxc2 18. Ne3 Rc7 19. Nc4 Nd5 20. Bd2 Bb4 21. Be3 Nxe3+ 22. fxe3 f5 23. Rd1 Rxd1+ 24. Bxd1 Kf7 25. Be2 Kf6 26. a3 Be7 27. h4 g6 28. b4 h6 29. Ke1 g5 30. hxg5+ hxg5 31. Kf2 e5 32. g4 f4 33. Nd2 Rc2 34. Nxe4+ Ke6 35. Kf3 Ra2 36. Bc4+ Kd7 37. Bxa2 Kc6 1-0 |
2024.11.18
Copa Revolucion Open 2024
|
||||
290569 | Martinez Alcantara, Jose Eduardo (2607) | Obregon Rivero, J (2486) | 1/2-1/2 | |
1. e4 d6 2. d4 Nf6 3. Bd3 e5 4. dxe5 dxe5 5. Nf3 Nbd7 6. O-O Be7 7. Nbd2 c6 8. a4 Qc7 9. b3 O-O 10. Bb2 Re8 11. Qe2 Bf8 12. a5 Rb8 13. c3 b5 14. axb6 axb6 15. b4 b5 16. Nb3 Nb6 17. Bc1 Be6 18. Qc2 Bc4 19. Bxc4 Nxc4 20. Nfd2 Nxd2 21. Bxd2 Nd7 22. Be3 c5 23. bxc5 Nxc5 24. Nxc5 Bxc5 25. Qe2 Bxe3 26. Qxe3 1/2-1/2 |
2024.11.17
Copa Revolucion Open 2024
|
||||
290539 | Obregon Rivero, J (2486) | Duran Vega, S (2313) | 1-0 | |
1. Nf3 c5 2. e4 Nc6 3. c3 e6 4. d4 d5 5. e5 Qb6 6. a3 Bd7 7. b4 cxd4 8. cxd4 Nh6 9. Nc3 a5 10. Na4 Qd8 11. b5 Na7 12. Bg5 Be7 13. Bxe7 Qxe7 14. Nb6 Rb8 15. Qa4 Qd8 16. Nxd7 Kxd7 17. b6+ Nc6 18. Rb1 Nf5 19. Bd3 Nh4 20. Rg1 Nxf3+ 21. gxf3 Qh4 22. Rxg7 Ke7 23. Rg4 Qxh2 24. Qc2 h5 25. Qc5+ Ke8 26. Rg7 Rc8 27. Ke2 Ne7 28. Qxa5 Kf8 29. Rbg1 Rg8 30. Rxg8+ Nxg8 31. Rg3 Ne7 32. Qd2 Qh4 33. Qh6+ Ke8 34. Rg4 Qh1 35. Bb5+ Nc6 36. Rg8+ 1-0 |
2024.11.17
Copa Revolucion Open 2024
|
||||
290554 | Otero Acosta, D (2359) | Obregon Rivero, J (2486) | 1/2-1/2 | |
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. h3 e5 7. d5 a5 8. g4 Na6 9. Be3 Nc5 10. Nd2 Nfd7 11. h4 Bf6 12. g5 Be7 13. Qf3 f6 14. Qg2 fxg5 15. hxg5 a4 16. a3 Rf7 17. O-O-O c6 18. Kb1 Nf8 19. Be2 Rb8 20. Qg3 cxd5 21. cxd5 b5 22. Na2 Na6 23. Nb4 Bb7 24. Rc1 Qa5 25. Nc6 Bxc6 26. Rxc6 Nc5 1/2-1/2 |
2024.11.16
Copa Revolucion Open 2024
|
||||
290508 | Obregon Rivero, J (2486) | Tari, A (2628) | 1/2-1/2 | |
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Re1 d6 7. a4 Na5 8. Ba2 c5 9. Nc3 Nc6 10. Ne2 Bg4 11. Ng3 Nd4 12. c3 Bxf3 13. gxf3 Ne6 14. Kh1 Kh8 15. Rg1 g6 16. Bh6 Re8 17. d4 Bf8 18. Bxf8 Rxf8 19. dxe5 dxe5 20. Bxe6 fxe6 21. Qxd8 Raxd8 22. Rgd1 Kg7 23. Kg2 Kf7 24. Kf1 Ke7 25. Ke2 Rxd1 26. Rxd1 Rd8 1/2-1/2 |
2024.11.16
Copa Revolucion Open 2024
|
||||
290524 | Mihajlov, Seb (2354) | Obregon Rivero, J (2486) | 1/2-1/2 | |
1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 h6 6. Bxf6 Bxf6 7. e3 O-O 8. Rc1 b6 9. Bd3 Bb7 10. cxd5 exd5 11. O-O Nd7 12. b4 a5 13. b5 Re8 14. Qb3 Nf8 15. a4 Qd6 16. Bb1 Rad8 17. Ne2 Ne6 18. h4 h5 19. g3 g6 20. Nf4 Rc8 21. Nd3 Nf8 22. Nf4 Bg7 23. Ba2 Ne6 24. Nxd5 Rcd8 25. e4 Nxd4 26. Nxd4 Bxd4 27. Qf3 Kg7 28. Rfd1 Bc5 29. Nxb6 Bxf2+ 30. Qxf2 Qxb6 31. Qxb6 1/2-1/2 |
2024.11.15
Copa Revolucion Open 2024
|
||||
290494 | Obregon Rivero, J (2486) | Figueredo Losada, L (2331) | 1-0 | |
1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. Be2 O-O 6. Be3 Na6 7. Nf3 e5 8. d5 Ng4 9. Bg5 f6 10. Bh4 Nh6 11. Nd2 Nf7 12. a3 c5 13. O-O Qe8 14. Nb5 f5 15. exf5 gxf5 16. Bh5 Qd7 17. f4 exf4 18. Bxf7+ Rxf7 19. Qc2 Nc7 20. a4 Nxb5 21. axb5 Qc7 22. Bg5 Bd7 23. Bxf4 a6 24. Ra3 Kh8 25. Nf3 Bf6 26. Ng5 Rg7 27. Ne6 Bxe6 28. dxe6 Rag8 29. Rg3 axb5 30. cxb5 c4 31. Qxf5 Bxb2 32. Qd5 Rxg3 33. hxg3 Be5 34. Bxe5+ dxe5 35. Rf7 Qb6+ 36. Kf1 Qe3 37. e7 Qc1+ 38. Ke2 Qc2+ 39. Qd2 Qe4+ 40. Kf2 Qg6 41. Rf8 Qxg3+ 42. Kf1 c3 43. Rxg8+ Kxg8 1-0 |
2024.11.14
Copa Revolucion Open 2024
|
||||
290436 | Obregon Rivero, J (2486) | Avila Bautista, Roberto Al (2183) | 1-0 | |
1. d4 Nf6 2. c4 c5 3. e3 g6 4. Nc3 Bg7 5. Nf3 O-O 6. d5 e6 7. Be2 exd5 8. cxd5 d6 9. Nd2 Na6 10. e4 Nc7 11. O-O Rb8 12. a4 b6 13. Nc4 Ba6 14. f3 Qd7 15. Re1 Bxc4 16. Bxc4 a6 17. Bf1 Rfd8 18. Bg5 Rb7 19. Qd2 b5 20. axb5 axb5 21. b4 cxb4 22. Na2 Na6 23. Nxb4 Nxb4 24. Qxb4 h6 25. Be3 Qe7 26. Ra5 Rdb8 27. Rxb5 Ne8 28. Rxb7 Rxb7 29. Qa4 Nc7 30. Qc6 Rb3 31. Bf2 Rc3 32. Qb7 Qg5 33. Qc8+ Kh7 34. Qd7 Rxf3 35. h4 Qf4 36. gxf3 Be5 37. Qh3 1-0 |
2024.11.14
Copa Revolucion Open 2024
|
||||
290463 | Zacarias Rodriguez, Santiago (2219) | Obregon Rivero, J (2486) | 0-1 | |
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nab1 Be7 10. Bxf6 Bxf6 11. a4 b4 12. Nd5 O-O 13. Bc4 Bg5 14. O-O Kh8 15. c3 Rb8 16. cxb4 Nxb4 17. Nxb4 Rxb4 18. b3 f5 19. exf5 Bxf5 20. Nc3 a5 21. Qe2 Qe8 22. Rad1 Qg6 23. Rd5 Bd8 24. Kh1 Bb6 25. f3 Bc5 26. Rd2 Rbb8 27. Nb5 Bb4 28. Rdd1 Rbc8 29. Bd3 Bxd3 30. Rxd3 e4 31. fxe4 Qxe4 32. Rdf3 Rxf3 33. Qxf3 d5 34. h3 h6 35. Rd1 Rf8 36. Qg3 Qe2 37. Rxd5 Bd2 38. Rd4 Be3 39. Qd6 Qe1+ 40. Kh2 Bg1+ 0-1 |
2024.11.13
Copa Revolucion Open 2024
|
||||
290406 | Mendez Tovar, Yessica Yissel (1948) | Obregon Rivero, J (2486) | 0-1 | |
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Be2 Nf6 6. Nc3 Qc7 7. O-O a6 8. Be3 Bb4 9. Nxc6 dxc6 10. Qd3 O-O 11. Rad1 b5 12. a3 Be7 13. Bf3 e5 14. Qe2 a5 15. Ra1 Ba6 16. Qd2 b4 17. Ne2 Rfd8 18. Qc1 bxa3 19. bxa3 Nxe4 20. Bxe4 Bxe2 21. Re1 Bc4 22. Qb2 Rab8 23. Qc3 Bd5 24. Bxd5 Rxd5 25. Rab1 Rxb1 26. Rxb1 h5 27. h3 Qd6 28. a4 e4 29. g3 h4 30. Bf4 Qe6 31. Kg2 Bb4 32. Qc4 hxg3 33. Bxg3 e3 0-1 |
2024.11.05
Titled Tue 5th Nov Late
|
||||
303542 | Obregon Rivero, J (2486) | Flynn, Jacob (2161) | 1-0 | |
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 7. O-O d6 8. a3 O-O 9. h3 Na5 10. Ba2 c5 11. Nc3 Be6 12. Bg5 Bxa2 13. Rxa2 Nc6 14. Bxf6 Bxf6 15. Nd5 g6 16. a4 Bg7 17. axb5 axb5 18. Qa1 f5 19. Ra6 Rxa6 20. Qxa6 fxe4 21. dxe4 Ne7 22. Nxe7+ Qxe7 23. Qxb5 h5 24. Qb3+ Kh7 25. Rd1 Bh6 26. Qd3 Rf6 27. b3 Bf4 28. Nd2 g5 29. Nc4 g4 30. hxg4 hxg4 31. g3 Bg5 32. Nxd6 Rh6 33. Nf5 1-0 |
2024.11.05
Titled Tue 5th Nov Late
|
||||
303834 | Abrashkin, B (2407) | Obregon Rivero, J (2486) | 0-1 | |
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 c5 7. d5 e6 8. O-O exd5 9. exd5 Bf5 10. Nh4 Bd7 11. h3 Re8 12. Bd3 Nxd5 13. Nxd5 Qxh4 14. Nc7 Nc6 15. Nxa8 Rxa8 16. Re1 Bd4 17. Be3 Bxb2 18. Rb1 Bc3 19. Rxb7 Ne5 20. Rxd7 Nxd7 21. Re2 Bd4 22. Bxd4 Qxd4 23. Rd2 Qc3 24. Bf1 Ne5 25. Rxd6 Rb8 26. Rd8+ Rxd8 27. Qxd8+ Kg7 28. Qc7 Qd4 29. Qxa7 Nxc4 30. Qa4 Nb2 31. Qc2 h5 32. h4 Na4 33. g3 Nc3 34. a3 Ne4 35. Kg2 Nd6 36. Qd3 Qxd3 37. Bxd3 c4 38. Bc2 Kf6 39. Kf3 Ke5 40. Ke3 Kd5 41. a4 Nb7 42. Be4+ Kc5 43. Bxb7 Kb4 44. Bc6 c3 45. Kd3 Kb3 46. Bd5+ Kb2 47. Kd4 c2 0-1 |
2024.11.05
Titled Tue 5th Nov Late
|
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304035 | Obregon Rivero, J (2486) | Kovalevsky, Stanislav (2114) | 1-0 | |
1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. Qh5 Bxc5 6. Nf3 Ne7 7. Bd3 Nbc6 8. O-O g6 9. Qh6 Qc7 10. Bf4 Bd7 11. Nc3 Nb4 12. a3 Nxd3 13. cxd3 Nf5 14. Qh3 Qb6 15. b4 Bd4 16. Rac1 Rc8 17. Ne2 Rxc1 18. Bxc1 Bb5 19. Rd1 Bxf2+ 20. Kh1 Be3 21. g4 Ne7 22. Qh4 Bxc1 23. Rxc1 Qe3 24. Qf6 O-O 25. Re1 Bxd3 26. Neg1 Qf2 27. Qxe7 Be4 28. Rxe4 dxe4 29. Ng5 e3 30. Qc5 Rd8 31. Ne4 1-0 |
2024.11.05
Titled Tue 5th Nov Late
|
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304193 | Tang, Andrew (2527) | Obregon Rivero, J (2486) | 0-1 | |
1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 a5 8. Nge2 Na6 9. O-O Nc7 10. f3 Ne6 11. Bh4 O-O 12. h3 g6 13. Bf2 b5 14. e4 dxe4 15. fxe4 a4 16. Rc1 a3 17. b3 b4 18. Na4 Nh5 19. d5 cxd5 20. exd5 Nef4 21. Nxf4 Nxf4 22. Be4 Ba6 23. Re1 Bd6 24. Nc5 Qg5 25. Kh1 Ne2 26. Rc2 Qf4 27. Bg1 Ng3+ 28. Kh2 Nxe4+ 0-1 |
2024.11.05
Titled Tue 5th Nov Late
|
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304478 | Grischuk, A (2689) | Obregon Rivero, J (2486) | 1-0 | |
1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 c5 6. d5 d6 7. Nf3 e6 8. O-O exd5 9. cxd5 Re8 10. Bf4 Nh5 11. Bg5 Qc7 12. Rc1 a6 13. b4 Nd7 14. bxc5 Nxc5 15. Na4 b6 16. Nd4 h6 17. Be3 Rxe3 18. fxe3 Bd7 19. Nxc5 bxc5 20. Qd3 Re8 21. Qxa6 Rxe3 22. Nb5 Bxb5 23. Qxb5 Bd4 24. Kh1 Qe7 25. Bf3 Kg7 26. a4 Qe5 27. Kg2 Nf6 28. Qc4 g5 29. Kh1 g4 30. Bg2 Rxe2 31. Rf4 Rxg2 32. Kxg2 Nxd5 33. Rxg4+ Kf8 34. Qa6 Ne3+ 35. Kf3 Qf5+ 36. Rf4 Qh5+ 37. Ke4 Qd5+ 38. Kd3 Kg7 39. Rxd4 Qxd4+ 40. Ke2 Nd5 41. Qc4 Qe5+ 42. Kf2 Nf6 43. Kg2 Qf5 44. Qf4 Qg6 45. Rf1 Nd5 46. Qf3 Nf6 47. a5 Ne4 48. a6 Nd2 49. Qxf7+ Qxf7 50. Rxf7+ Kxf7 51. a7 Ke6 52. a8=Q d5 53. Qe8+ Kd6 54. Qd8+ Kc6 55. Qa8+ Kd6 56. Qf8+ Ke5 57. Qxc5 Ne4 58. Qe3 d4 59. Qd3 Nc5 60. Qc4 Ne6 61. Kf2 Ng5 62. Ke2 Ne4 63. Qb5+ Ke6 64. Kd3 Nd6 65. Qh5 Nf5 66. g4 Nd6 67. Kxd4 Nf7 68. Qf5+ Ke7 69. h4 Kf8 70. Qf6 Kg8 71. Kd5 h5 72. g5 Nh8 73. g6 1-0 |
2024.11.05
Titled Tue 5th Nov Late
|
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304545 | Obregon Rivero, J (2486) | Bobkov, Vadim (2253) | 1-0 | |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 d6 5. Nf3 Nc6 6. Bc4 e6 7. O-O Nf6 8. Qe2 Be7 9. Rd1 e5 10. Be3 O-O 11. Rac1 Bg4 12. h3 Bxf3 13. Qxf3 Rc8 14. a3 a6 15. Ba2 b5 16. b4 Qd7 17. g4 h6 18. Kh2 Rfd8 19. Kh1 Rf8 20. g5 hxg5 21. Bxg5 Nd4 22. Qg2 Nh5 23. Be3 Bf6 24. Rg1 Kh7 25. Nd5 Rxc1 26. Rxc1 Rc8 27. Rg1 Qd8 28. Qg4 g6 29. Nb6 Rc7 30. Bxf7 Rb7 31. Qxg6+ Kh8 32. Qxh5# 1-0 |
2024.11.05
Titled Tue 5th Nov Late
|
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304690 | Sjugirov, S (2649) | Obregon Rivero, J (2486) | 1-0 | |
1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 h6 5. Bh4 O-O 6. e3 d6 7. Bc4 g5 8. Bg3 Nh5 9. c3 Nxg3 10. hxg3 e6 11. Qe2 c5 12. O-O-O cxd4 13. exd4 Qa5 14. Kb1 Nc6 15. Bd3 Rd8 16. g4 Bd7 17. Qe4 b5 18. Qh7+ Kf8 19. Rxh6 b4 20. Nc4 Qd5 21. Ne3 Qa5 22. c4 b3 23. a3 Be8 24. Rh5 f6 25. Bg6 Bxg6+ 26. Qxg6 Ne7 27. Qd3 Rac8 28. d5 e5 29. Rh7 Qa6 30. Rdh1 Rc7 31. Nd2 Rdc8 32. Nf5 Nxf5 33. Qxf5 Rxc4 34. Nxc4 Qxc4 35. Rh8+ 1-0 |
2024.11.05
Titled Tue 5th Nov Late
|
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304847 | Obregon Rivero, J (2486) | Ambartsumova, K (2405) | 1-0 | |
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. c4 g6 6. h3 Bg7 7. Nc3 O-O 8. Bxc6 bxc6 9. Bg5 Qe8 10. Qd2 Nh5 11. Bh6 Bxh6 12. Qxh6 f6 13. g3 Qe7 14. O-O-O Be6 15. Qe3 a5 16. Ne2 d5 17. g4 Ng7 18. exd5 cxd5 19. d4 e4 20. Nd2 Rfb8 21. cxd5 Bxd5 22. Nc3 Qb4 23. b3 Qa3+ 24. Kc2 c6 25. Ndxe4 Kh8 26. Nxf6 Bxb3+ 27. axb3 Qxb3+ 28. Kd3 Rf8 29. Nd7 Rfe8 30. Ne5 c5 31. Rb1 cxd4 32. Nxg6+ hxg6 33. Qh6+ Kg8 34. Rxb3 dxc3 35. Rb7 Rad8+ 36. Kxc3 Re2 37. Qxg7# 1-0 |
2024.11.05
Titled Tue 5th Nov Late
|
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305038 | Baskakov, Egor (2215) | Obregon Rivero, J (2486) | 1/2-1/2 | |
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. g3 g6 7. Nde2 Bg7 8. Bg2 O-O 9. h3 Rb8 10. a4 a6 11. O-O b5 12. axb5 axb5 13. Be3 b4 14. Nd5 Nd7 15. Ra2 b3 16. cxb3 Nc5 17. Nd4 Nxd4 18. Bxd4 Bxd4 19. Qxd4 Nxb3 20. Qc3 Be6 21. Ra7 Re8 22. Nf4 Qb6 23. Nxe6 fxe6 24. Ra2 Nd4 25. Qd3 e5 26. Kh2 Qb3 27. Qxb3+ Rxb3 28. f4 Reb8 29. fxe5 Rxb2 30. Rxb2 Rxb2 31. exd6 exd6 32. h4 Kg7 33. Rd1 Rb4 34. Rd2 Kf6 35. Rf2+ Ke7 36. g4 Nc6 37. g5 Ne5 38. Ra2 Rb7 39. Ra8 Kf7 40. Rd8 Rd7 41. Ra8 Kg7 42. Bh3 Re7 43. Rd8 Nc4 44. Bg2 h6 45. Kg3 hxg5 46. hxg5 Re6 47. Rc8 Ne5 48. Rc7+ Kf8 49. Kf4 Re7 50. Rc8+ Kg7 51. Ke3 Nf7 52. Rc6 Kf8 53. Kd4 Ra7 54. Ke3 Ra5 55. Bf1 Rxg5 56. Kf4 Rc5 57. Rxc5 dxc5 58. e5 Ke7 59. Bc4 Nd8 60. Bd5 Ne6+ 61. Kg4 Nc7 62. Bc4 Na8 63. Kg5 Nb6 64. Bb5 Nd7 65. Kf4 Nf8 66. Kg5 Nd7 67. Kf4 Ke6 68. Bc4+ Ke7 69. Bb5 1/2-1/2 |
2024.11.05
Titled Tue 5th Nov Late
|
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305156 | Obregon Rivero, J (2486) | Goltsev, Dmitry (2226) | 0-1 | |
1. e4 e6 2. d4 d5 3. Nc3 c5 4. exd5 exd5 5. Nf3 Nf6 6. Bb5+ Nc6 7. O-O Be7 8. dxc5 Bxc5 9. Bg5 O-O 10. Ne2 Bg4 11. Bxc6 bxc6 12. Ng3 Qd6 13. Bxf6 Qxf6 14. c3 Rfe8 15. h3 Bd7 16. Qd3 Qf4 17. Nd4 g6 18. Rfe1 Re5 19. Qf3 Qg5 20. Rxe5 Qxe5 21. Qe3 Qf6 22. Qd2 Re8 23. Rd1 Qh4 24. Nf1 Re4 25. Nf3 Qe7 26. Ng3 Re6 27. Nd4 Re5 28. Kh2 Qe8 29. b4 Bb6 30. Qf4 Bc7 31. Qf6 Bd8 32. Qf3 h5 33. Rd2 Bc7 34. Kg1 Re1+ 35. Nf1 Qe5 36. Qg3 Qxg3 37. fxg3 Bxg3 38. Re2 Rxe2 39. Nxe2 Be1 40. Ne3 Bc8 41. Nc2 Bd2 42. Kf2 Kg7 43. Ncd4 Bd7 44. Nb3 Bg5 45. Ned4 Bd8 46. Ke2 Kf6 47. Nc5 Be8 48. Ke3 Ke5 49. a4 Bb6 50. a5 Bxc5 51. bxc5 Bd7 52. Nf3+ Kf5 53. Nd4+ Kg5 54. Kf3 f5 55. Ne2 Kf6 56. h4 g5 57. hxg5+ Kxg5 58. Nf4 h4 59. Nd3 Be8 60. Ne5 Bh5+ 61. Kf2 Be8 62. Nf3+ Kg4 63. Ne5+ Kf4 64. Nd3+ Ke4 65. Nb4 f4 66. Ke2 Bd7 67. Kf2 d4 68. c4 d3 0-1 |
2024.11.05
Titled Tue 5th Nov Late
|
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305210 | Obregon Rivero, J (2486) | Yurovskykh, Oleksandr (2328) | 1-0 | |
1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. Nf3 Nf6 5. Bc4 c6 6. h3 Bf5 7. O-O e6 8. Re1 Nbd7 9. d4 Be7 10. a4 O-O 11. Nh4 Bg6 12. Nxg6 hxg6 13. Bb3 Qc7 14. Qf3 Bd6 15. Bg5 a5 16. Rad1 Rfe8 17. Ne4 Nxe4 18. Rxe4 Be7 19. Bf4 Bd6 20. Bc1 Nf6 21. Rh4 Rad8 22. c3 Be7 23. Re1 Nd5 24. Rhe4 Nf6 25. R4e2 c5 26. dxc5 Bxc5 27. h4 Qb6 28. Ba2 Rd7 29. Bg5 Be7 30. Rxe6 fxe6 31. Rxe6 Qxb2 32. Re2+ Qxa2 33. Rxa2 Red8 34. g3 Kf7 35. Rb2 Rb8 36. Rb5 b6 37. Qc6 Rbd8 38. Rxb6 Rd1+ 39. Kg2 R1d6 40. Qc4+ Rd5 41. Rb5 Ke6 42. Rxa5 1-0 |
2024.08.27
Titled Tue 27th Aug Early
|
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389834 | Ocido, Michael (2102) | Obregon Rivero, J (2487) | 1-0 | |
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. f3 O-O 5. e4 d6 6. Be3 c5 7. Nge2 cxd4 8. Nxd4 Nc6 9. Qd2 Nxd4 10. Bxd4 a5 11. Be2 Bd7 12. b3 Bc6 13. O-O Nd7 14. Be3 Nc5 15. Rab1 Qb6 16. Kh1 Qb4 17. Rfc1 Rfc8 18. Bd4 Bxd4 19. Qxd4 Ne6 20. Qe3 Qc5 21. Qd2 Qd4 22. Qxd4 Nxd4 23. Bd3 Ne6 24. Kg1 Kg7 25. Kf2 h5 26. Ke3 h4 27. a3 g5 28. g3 hxg3 29. hxg3 Rh8 30. Rh1 Rxh1 31. Rxh1 Nc5 32. Bc2 b6 33. f4 gxf4+ 34. gxf4 e6 35. Rd1 Nb7 36. Rg1+ Kf6 37. e5+ dxe5 38. Ne4+ Bxe4 39. Bxe4 Rb8 40. Bxb7 Rxb7 41. Rf1 exf4+ 42. Rxf4+ Ke7 43. b4 axb4 44. axb4 f5 45. Rh4 Kf6 46. Rh8 Ke5 47. Rc8 Kd6 48. b5 Rc7 49. Rb8 Kc5 50. Kd3 f4 51. Re8 Rd7+ 52. Kc3 Rf7 53. Rxe6 Rc7 54. Rf6 Rc8 55. Rxf4 Kd6 56. Rf6+ Kc5 57. Rh6 Rc7 58. Rg6 Rc8 59. Kb3 Rc7 60. Rg5+ Kd4 61. Rg6 Rb7 62. Rg4+ Ke5 63. Rg5+ Kd6 64. Rg6+ Ke5 65. Rc6 Kd4 66. Kb4 Rb8 67. Rd6+ Ke5 68. Rd1 Ke6 69. c5 bxc5+ 70. Kxc5 Ke7 71. b6 Rc8+ 72. Kb5 Rc2 73. b7 Rb2+ 74. Kc6 Rc2+ 75. Kb6 Rb2+ 76. Kc7 Rc2+ 77. Kb8 Ra2 78. Rd4 Rc2 79. Ka7 Ra2+ 80. Kb6 Rb2+ 81. Kc6 Rc2+ 82. Kb5 Rb2+ 83. Rb4 1-0 |
2024.08.27
Titled Tue 27th Aug Early
|
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389868 | Obregon Rivero, J (2487) | Sala, Giulia (2121) | 1-0 | |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 g6 6. Bc4 Bg7 7. e5 e6 8. Bf4 Nh6 9. O-O O-O 10. Qd2 Nf5 11. Rad1 d5 12. exd6 e5 13. Bg5 Qd7 14. Ne4 Kh8 15. Nc5 Qe8 16. d7 Bxd7 17. Qxd7 Qxd7 18. Nxd7 e4 19. Nxf8 exf3 20. Nd7 fxg2 21. Kxg2 Re8 22. Bxf7 Re4 23. f3 Rb4 24. Bb3 h6 25. Bd2 1-0 |
2024.08.27
Titled Tue 27th Aug Early
|
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390277 | Mazurkiewicz, M (2224) | Obregon Rivero, J (2487) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. g3 Nf6 4. d3 Nc6 5. Bg2 e6 6. O-O Be7 7. c3 O-O 8. Re1 b6 9. d4 Bb7 10. d5 exd5 11. exd5 Nb8 12. c4 Nbd7 13. Nc3 Re8 14. Bf4 a6 15. a4 Bf8 16. Qd3 Rxe1+ 17. Rxe1 Qc7 18. Ng5 h6 19. Nge4 Re8 20. Nxf6+ Nxf6 21. Ne4 Nxe4 22. Rxe4 Rxe4 23. Qxe4 Qd7 24. b3 b5 25. a5 b4 26. h4 Bc8 27. Kh2 Qe7 28. h5 Bg4 29. Bf3 Qxe4 30. Bxe4 Bd1 31. Bd3 Bxb3 32. Kg2 Be7 33. Kf3 Ba2 34. Ke2 b3 35. Bc1 Bf6 36. Bf4 b2 37. Bxd6 Bxc4 0-1 |
2024.08.27
Titled Tue 27th Aug Early
|
||||
390702 | Obregon Rivero, J (2487) | Santos Flores, A (2168) | 0-1 | |
1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3 7. bxc3 Ne4 8. Qg4 Kf8 9. Bd3 Nxd2 10. Kxd2 c5 11. h4 Nc6 12. Rh3 c4 13. Be2 Bd7 14. Rg3 Rg8 15. Nh3 b5 16. a3 a5 17. Nf4 Ne7 18. Rf3 Nf5 19. h5 b4 20. Ng6+ fxg6 21. Qxg6 bxc3+ 22. Kxc3 Qg5 23. Qxg5 hxg5 24. g4 Ke7 25. gxf5 exf5 26. Rg3 g4 27. Rgg1 Rh8 28. f3 Rxh5 29. fxg4 fxg4 30. Bxg4 Bxg4 31. Rxg4 Rh3+ 32. Kd2 Rh2+ 33. Ke3 Rh3+ 34. Kf2 Rf8+ 35. Kg2 Rc3 36. Rxg7+ Rf7 37. Rxf7+ Kxf7 38. Ra2 Ke6 39. Kf2 Kf5 40. Ke2 Rh3 41. Rb2 Rxa3 42. Rb5 Ke4 43. e6 Kxd4 44. Kd2 Rh3 45. e7 Rh2+ 46. Kc1 Re2 47. Rb7 Kc3 48. Kb1 d4 49. Rc7 a4 50. Ra7 Re1+ 51. Ka2 Kxc2 52. Rxa4 Kd3 53. Ra7 c3 54. Rc7 Kd2 55. Kb3 Re6 56. Rd7 d3 57. Kc4 Re4+ 58. Kd5 Rxe7 59. Rxe7 c2 0-1 |
2024.08.27
Titled Tue 27th Aug Late
|
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393186 | Subervi, J (2044) | Obregon Rivero, J (2487) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. c4 Nf6 5. Nc3 g6 6. O-O Bg7 7. d3 O-O 8. h3 Nc6 9. a3 a6 10. Ba4 h6 11. Rb1 Nd4 12. Nxd4 cxd4 13. Ne2 b5 14. Bb3 e5 15. f4 bxc4 16. Bxc4 Qb6 17. fxe5 dxe5 18. b3 Bb5 19. Bd2 Bxc4 20. bxc4 Qc6 21. Kh1 Nd7 22. Ng3 Rfb8 23. Qf3 Qe6 24. h4 h5 25. Kh2 Bf8 26. Bb4 a5 27. Bd2 Bxa3 28. Rxb8+ Nxb8 29. Bg5 Nd7 30. Rb1 Bb4 31. Bc1 Be7 32. Bg5 Bxg5 33. hxg5 a4 34. Ra1 a3 35. Qf2 Qg4 36. Ne2 Qxg5 37. Ng1 Nc5 38. Nf3 Qf4+ 39. Kg1 Nxd3 40. Qc2 Nc5 41. Qb1 Qxe4 0-1 |
2024.08.27
Titled Tue 27th Aug Late
|
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393287 | Obregon Rivero, J (2487) | Guzman Lozano, C (1868) | 1-0 | |
1. e4 c5 2. d4 cxd4 3. c3 d5 4. exd5 Nf6 5. cxd4 Nxd5 6. Nc3 Nxc3 7. bxc3 g6 8. h4 h5 9. Nf3 Bg7 10. Bc4 Nd7 11. Qc2 Qc7 12. Bxf7+ Kxf7 13. Ng5+ Ke8 14. Qxg6+ Kd8 15. Ne6# 1-0 |
2024.08.27
Titled Tue 27th Aug Late
|
||||
393603 | Brancaleoni, M (2180) | Obregon Rivero, J (2487) | 0-1 | |
1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 c5 6. Bg2 Nc6 7. O-O d6 8. d4 cxd4 9. Nxd4 Qb6 10. Nc2 Be6 11. Nc3 Bxc4 12. Na4 Qa6 13. bxc4 Qxa4 14. Ne3 Qxd1 15. Rfxd1 Rac8 16. Bh3 Rb8 17. Rac1 b6 18. Nd5 Ne4 19. Bxg7 Kxg7 20. Bd7 Na5 21. Bb5 Nc5 22. Nxe7 a6 23. Bc6 Kf6 24. Nd5+ Kg7 25. Ne7 Kf6 26. Nd5+ Ke5 27. f4+ Ke6 28. Nc7+ Ke7 29. Bf3 Rfd8 30. e4 h6 31. Kf2 Rdc8 32. Nd5+ Kf8 33. Ne3 Ke7 34. Nd5+ Kf8 35. Ne3 Rd8 36. Rd2 b5 37. cxb5 axb5 38. Rcd1 Nab7 39. Nd5 Ra8 40. h4 Ra4 41. Nb6 Nxe4+ 42. Bxe4 Rxe4 43. Nd5 b4 44. Rc1 Nc5 45. Kf3 Rde8 46. Rcd1 b3 47. axb3 Nxb3 48. Rd3 Nc5 49. R3d2 Ra4 50. Nc3 Ra3 51. Rc2 Na4 0-1 |
2024.08.27
Titled Tue 27th Aug Late
|
||||
393725 | Urbani, Gabriel (2070) | Obregon Rivero, J (2487) | 1-0 | |
1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Bd3 O-O 8. Be3 Nd7 9. Qd2 Nf6 10. O-O-O c5 11. h4 Qa5 12. Kb1 b5 13. c4 b4 14. h5 Rb8 15. Bf4 Rb6 16. a3 Qa4 17. Nh4 bxa3 18. b3 Ne4 19. Bxe4 Rxb3+ 20. cxb3 Qxb3+ 21. Kc1 Bf6 22. Qc2 Bb2+ 23. Kd2 Qb4+ 24. Ke2 Ba6 25. Bxh7+ Kh8 26. Bd3 Re8+ 27. Kf1 a2 28. h6 g5 29. Bxg5 a1=Q 30. Rxa1 Bxa1 31. g3 Bb7 32. f3 1-0 |
2024.08.27
Titled Tue 27th Aug Late
|
||||
393832 | Obregon Rivero, J (2487) | Vila Dupla, A (2042) | 1-0 | |
1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 Nc6 5. Nf3 d6 6. O-O Nf6 7. Re1 e6 8. h3 Be7 9. c4 O-O 10. Nc3 a6 11. b3 Qc7 12. Bb2 Bd7 13. Rc1 Qa5 14. Qd2 Qh5 15. Qe3 Qc5 16. Qf4 Qh5 17. Be2 Qc5 18. Na4 Qa5 19. Bc3 Qc7 20. Qe3 Rad8 21. Nb6 Ne5 22. Nxd7 Nfxd7 23. Nd4 Nc6 24. Nf3 Nde5 25. Nd2 Bf6 26. Nf1 Ng6 27. Bd2 Nd4 28. Bd1 h6 29. g3 Nc6 30. Kg2 Bd4 31. Qe2 e5 32. Ne3 Nce7 33. Bc2 Qc5 34. h4 Qa3 35. Bb1 Rb8 36. h5 Nh8 37. Qg4 Kh7 38. Nd5 Nxd5 39. exd5+ 1-0 |
2024.08.27
Titled Tue 27th Aug Late
|
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393997 | Obregon Rivero, J (2487) | Gerbelli Neto, E (2114) | 1-0 | |
1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nc3 Bc5 5. f4 d6 6. Nf3 Na5 7. Bb3 Nxb3 8. axb3 exf4 9. Bxf4 Bg4 10. h3 Bh5 11. g4 Bg6 12. Bg5 c6 13. Qe2 O-O 14. O-O-O Qa5 15. Bxf6 gxf6 16. h4 h6 17. Kb1 Bb4 18. Qd2 Kh7 19. Rdg1 h5 20. Nd4 Bxc3 21. bxc3 Rg8 22. b4 Qe5 23. Rf1 Rh8 24. Nf5 Kg8 25. Rhg1 Kf8 26. Ne3 a5 27. Nc4 Qe6 28. Nxa5 b6 29. Nb3 c5 30. g5 fxg5 31. Rxg5 cxb4 32. cxb4 Rd8 33. Qc3 Rg8 34. Qd4 d5 35. e5 Rc8 36. Rf6 Qh3 37. Qxb6 Bxd3 38. Qd6+ 1-0 |
2024.08.27
Titled Tue 27th Aug Late
|
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394151 | Martinez, Shawn (1921) | Obregon Rivero, J (2487) | 1-0 | |
1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. Bg2 g6 5. Nge2 Bg7 6. O-O Nge7 7. d3 d6 8. Be3 Nd4 9. Qc1 O-O 10. Bh6 Bxh6 11. Qxh6 Nxc2 12. Rac1 Nb4 13. Rcd1 e5 14. f4 f6 15. f5 gxf5 16. Bh3 fxe4 17. Nxe4 Bxh3 18. Nxf6+ Rxf6 19. Rxf6 Bf5 20. Rf1 Bg6 21. h4 Nbd5 22. Rf8+ Qxf8 23. Rxf8+ Rxf8 24. Nc3 Nxc3 25. bxc3 Nf5 26. Qg5 Ng7 27. Qe7 Bxd3 28. Qxd6 e4 29. Qxc5 Nf5 30. g4 Nxh4 31. Qg5+ Ng6 32. a4 a6 33. a5 Rf7 34. Qd8+ Nf8 35. Qg5+ Ng6 36. Qd8+ Kg7 37. Qd4+ Kh6 38. Kg2 Nf4+ 39. Kh2 Kg5 40. Qd8+ Rf6 41. Qg8+ Rg6 42. Qc8 1-0 |
2024.08.21
Abu Dhabi Masters Online
|
||||
404019 | Obregon Rivero, J (2487) | Pak, Y (2317) | 1-0 | |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 Bb4 7. O-O Nge7 8. Nb5 O-O 9. Nd6 a6 10. a3 Bxd6 11. Qxd6 b5 12. Ba2 Ng6 13. Rd1 Qe7 14. Qg3 Bb7 15. h4 h5 16. Ng5 Rad8 17. Qf3 f6 18. Qxh5 fxg5 19. Qxg6 Qf6 20. Qxf6 gxf6 21. hxg5 fxg5 22. Bxg5 Rde8 23. Rxd7 Rf7 24. Rxf7 Kxf7 25. Rd1 Nb8 26. f3 Kg6 27. Bf4 e5 28. Rd6+ Kg7 29. Bh6+ Kh7 30. Be3 Bc8 31. Ba7 Nd7 32. Bf7 Re7 33. Bg6+ Kg7 34. Bf5 Nf6 35. Be3 Bxf5 36. exf5 e4 37. Bg5 Rf7 38. Bxf6+ Rxf6 39. Rxf6 Kxf6 40. fxe4 1-0 |
2024.08.21
Abu Dhabi Masters Online
|
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404163 | Romero Pallares, Daniel (2272) | Obregon Rivero, J (2487) | 0-1 | |
1. d4 Nf6 2. Bf4 g6 3. Nc3 d5 4. e3 a6 5. h4 c5 6. dxc5 Qa5 7. Be5 Bg7 8. h5 Nc6 9. Bxf6 Bxf6 10. Ne2 e6 11. hxg6 hxg6 12. Rxh8+ Bxh8 13. Qd2 Qxc5 14. O-O-O Bd7 15. Nd4 Nxd4 16. exd4 Qd6 17. f4 O-O-O 18. g3 Bf6 19. Bg2 Rh8 20. Ne2 Kb8 21. Ng1 g5 22. Nf3 gxf4 23. gxf4 Rg8 24. Ne5 Be8 25. Bf3 Bh4 26. c3 Bg3 27. Rf1 f6 28. Nd3 Bb5 29. Be2 Bxd3 30. Bxd3 Rg4 31. f5 Bf4 32. Rxf4 Qxf4 33. fxe6 Kc7 34. Kc2 Qxd2+ 35. Kxd2 Rg2+ 36. Kc1 Kd6 37. Bf5 Rf2 38. Bh3 f5 39. b3 Kxe6 40. c4 Rxa2 0-1 |
2024.08.21
Abu Dhabi Masters Online
|
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404328 | Le Tuan Minh (2564) | Obregon Rivero, J (2487) | 1-0 | |
1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 h6 5. Bxf6 Bxf6 6. c3 d5 7. e4 e6 8. Bd3 Bg7 9. O-O O-O 10. Re1 Nd7 11. e5 c5 12. h4 b5 13. Nf1 b4 14. h5 g5 15. N1h2 bxc3 16. bxc3 Qa5 17. Rc1 cxd4 18. cxd4 Ba6 19. Bb1 Rfc8 20. Rxc8+ Rxc8 21. Ng4 Qa3 22. Kh2 Rc3 23. Re3 Rxe3 24. Nxe3 Nb6 25. Qc2 Kf8 26. Ng4 Ke8 27. Qc7 Qe7 28. Qb8+ Bc8 29. Bd3 Kd8 30. Bb5 Qc7 31. Qxc7+ Kxc7 32. Be8 a5 33. Bxf7 Na4 34. Nf6 Kd8 35. Ne8 Bf8 36. Nd6 Nc3 37. Nxc8 Kxc8 38. Bxe6+ Kc7 39. a4 Nxa4 40. Bxd5 Nc3 41. Bc4 a4 42. Ne1 a3 43. Nc2 Ne4 44. f3 Nd2 45. Ba2 1-0 |
2024.08.21
Abu Dhabi Masters Online
|
||||
404425 | Obregon Rivero, J (2487) | Ismagilov, Damir (2174) | 0-1 | |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Nf3 a6 6. Bc4 Nc6 7. O-O Nge7 8. Bg5 h6 9. Bh4 g5 10. Bg3 Ng6 11. Qe2 g4 12. Nd2 h5 13. f4 b5 14. Bb3 Nd4 15. Qd3 Bc5 16. Kh1 h4 17. Be1 h3 18. Bg3 Bb7 19. gxh3 Rxh3 20. Rac1 Qb6 21. Ne2 Nf5 22. Rfd1 Nxf4 23. Nxf4 Nxg3+ 24. Kg2 Nxe4 25. Qxe4 Bxe4+ 26. Nxe4 Be7 27. Nxh3 gxh3+ 28. Kxh3 f5 29. Ng3 f4 30. Nf1 Qf2 31. Rd3 Kf7 32. Rxd7 Qf3+ 0-1 |
2024.08.21
Abu Dhabi Masters Online
|
||||
404526 | Haussernot, C (2108) | Obregon Rivero, J (2487) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 g6 5. Bc2 Bg7 6. O-O O-O 7. h3 Nc6 8. Re1 b6 9. d4 Bb7 10. d5 Ne5 11. Nxe5 dxe5 12. Nd2 Ne8 13. Nc4 Nd6 14. Ne3 c4 15. a4 a5 16. Ng4 h5 17. Ne3 Rc8 18. Qe2 Qd7 19. g4 hxg4 20. Nxg4 e6 21. Bh6 f6 22. dxe6 Qxe6 23. Qe3 Nf7 24. Bxg7 Kxg7 25. Kg2 Rh8 26. Rh1 f5 27. Nh2 f4 28. Qf3 Ng5 29. Qg4 Qxg4+ 30. Nxg4 Nxe4 31. f3 Nd2 32. Nxe5 Rce8 33. Rhe1 Kf6 34. Red1 Nxf3 35. Ng4+ Kg5 36. Kf2 Rxh3 37. Rd6 Kxg4 38. Rxg6+ Ng5 39. Rg1+ Rg3 40. Rxb6 Nh3+ 41. Kf1 Rxg1# 0-1 |
2024.08.21
Abu Dhabi Masters Online
|
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404662 | Obregon Rivero, J (2487) | Karamsetty, J (2244) | 1-0 | |
1. Nf3 g6 2. g3 Bg7 3. Bg2 d6 4. c4 Nf6 5. Nc3 O-O 6. d3 e5 7. O-O Re8 8. Rb1 a5 9. e4 Nc6 10. h3 Nd4 11. Nxd4 exd4 12. Ne2 Nd7 13. b3 c5 14. a3 Ne5 15. b4 axb4 16. axb4 Nc6 17. bxc5 dxc5 18. Nf4 Ra2 19. Nd5 Qa5 20. Rb5 Qa4 21. Qxa4 Rxa4 22. Rxc5 Ne5 23. Rxc8 Rxc8 24. Ne7+ Kf8 25. Nxc8 Nxd3 26. Nd6 Be5 27. Nxb7 Rxc4 28. Ba3+ Kg7 29. Bd6 Bf6 30. f4 Kg8 31. e5 Bg7 32. Ra1 h5 33. Bf1 Rc3 34. Bxd3 Rxd3 35. Kg2 Rd2+ 36. Kf3 Rd3+ 37. Ke4 Rxg3 38. Kxd4 Rxh3 39. Ra8+ Kh7 40. Nd8 Rh4 41. Ke3 Bh6 42. e6 fxe6 43. Ra7+ Kg8 44. Nf7 Bg7 45. Ng5 Bf6 46. Ra8+ Kg7 47. Bf8+ Kg8 48. Bh6+ 1-0 |
2024.08.21
Abu Dhabi Masters Online
|
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404716 | Dai, Changren (2532) | Obregon Rivero, J (2487) | 0-1 | |
1. b3 Nf6 2. Bb2 g6 3. e4 d6 4. Nf3 Bg7 5. d3 O-O 6. Nbd2 e5 7. Be2 c6 8. Nc4 Qc7 9. Qd2 a5 10. a4 Nbd7 11. h3 b6 12. g4 Nc5 13. Rg1 Re8 14. Kd1 Ba6 15. Kc1 Nfd7 16. Ne3 Ne6 17. Kb1 Nf4 18. h4 d5 19. Bf1 d4 20. Ng2 Nxg2 21. Bxg2 b5 22. h5 bxa4 23. Rxa4 Bb5 24. Ra3 a4 25. hxg6 hxg6 26. Ng5 axb3 27. Rxb3 Ba4 28. Ra3 Reb8 29. Ka1 Bf8 30. Ra2 Qb7 31. c4 Bb3 32. Rxa8 Qxa8+ 33. Kb1 Qa2+ 34. Kc1 Ba3 0-1 |
2024.08.21
Abu Dhabi Masters Online
|
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404897 | Maksimovic, Bojan (2499) | Obregon Rivero, J (2487) | 1-0 | |
1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. e3 f5 5. g3 h5 6. Bg2 h4 7. Nf3 hxg3 8. hxg3 Rxh1+ 9. Bxh1 d6 10. c4 Bg7 11. Nc3 Nd7 12. Qb3 Nf6 13. Nd2 c6 14. O-O-O Qb6 15. Qc2 Bd7 16. c5 dxc5 17. Nc4 Qc7 18. dxc5 Be6 19. Nd6+ Kf8 20. Kb1 Rd8 21. Ne2 Nd5 22. Nd4 Bxd4 23. exd4 Nb4 24. Qd2 Bxa2+ 25. Kc1 a5 26. Qh6+ Kg8 27. Bf3 Qe7 28. Rh1 Qf6 29. Qh7+ Kf8 30. Qh8+ Ke7 31. Nc8+ Rxc8 32. Qxc8 Qxd4 33. Qc7+ Kf6 34. Qd6+ Qxd6 35. cxd6 Ke6 36. Rd1 Bd5 37. Bxd5+ Nxd5 38. Kd2 Kxd6 39. Ra1 b6 40. Rh1 a4 41. Kd3 b5 42. Rh8 Nb6 43. Rf8 Ke6 44. Rb8 Nc4 45. Kc3 Kd6 46. Rf8 Ke7 47. Rc8 Kd7 48. Rf8 Nd6 49. Kd4 Ke7 50. Ra8 Ne4 51. Ra7+ Ke6 52. Rc7 c5+ 53. Ke3 f6 54. g4 Kd6 55. Rg7 b4 56. Rxg6 a3 57. bxa3 bxa3 58. gxf5 a2 59. Rg1 Nc3 60. Ra1 Ke5 61. Kd3 Nd5 62. Kc4 Ne7 63. Rxa2 Nxf5 64. Rd2 Nd6+ 65. Kd3 c4+ 66. Ke3 Nf5+ 67. Kf3 Nd4+ 68. Ke3 Nf5+ 69. Ke2 Nd4+ 70. Kd1 c3 71. Rd3 c2+ 72. Kd2 Ke4 73. Re3+ Kd5 74. Kc1 Kc4 75. Re8 f5 76. Re3 Kd5 77. Rd3 Kc4 78. Rh3 f4 79. Ra3 f3 80. Re3 Kd5 81. Kd2 Kc4 82. Rc3+ Kd5 83. Kd3 Ne6 84. Rxc2 Ke5 85. Ke3 Kf5 86. Rd2 Ng5 87. Rd5+ Kg4 88. Ra5 Kh4 89. Ra4+ Kh5 90. Ra5 Kg4 91. Rb5 Nh3 92. Rb4+ Kf5 93. Kxf3 Ng5+ 94. Ke3 Ne6 95. Rb5+ Kf6 96. f4 Nc7 97. Ra5 Ne6 98. Ke4 Ng7 99. Ra6+ Kf7 100. Ke5 Nh5 101. Ra7+ Ke8 102. f5 Ng3 103. Ra2 Nf1 104. Ke6 1-0 |
2024.08.21
Abu Dhabi Masters Online
|
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404945 | Obregon Rivero, J (2487) | Hayrapetyan, Edgar (2216) | 0-1 | |
1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 c5 5. cxd5 exd5 6. O-O Nc6 7. d4 c4 8. Nc3 Be7 9. b3 cxb3 10. Qxb3 O-O 11. Bg5 Na5 12. Qc2 h6 13. Bxf6 Bxf6 14. e3 Be6 15. Qd3 Rc8 16. Rfc1 Nc4 17. Nd2 Qa5 18. Nb3 Qd8 19. Nc5 b6 20. Nxe6 fxe6 21. Qg6 Nd6 22. Ne2 Qe8 23. Qd3 Nc4 24. Nf4 Qf7 25. h4 g5 26. hxg5 hxg5 27. Ne2 Kg7 28. Rf1 Rh8 29. g4 Rh4 30. f3 Rch8 31. Ng3 Qc7 32. Kf2 Rh2 33. Nh5+ Kf7 34. Rh1 Rxh1 35. Rxh1 Nb2 36. Qd2 Nc4 37. Qc2 Bd8 38. Bf1 b5 39. Bd3 Ke7 40. a4 b4 41. Rc1 Qh2+ 42. Ke1 Qg1+ 43. Bf1 Qxe3+ 44. Be2 b3 45. Qc3 Ba5 0-1 |
2024.08.21
Abu Dhabi Masters Online
|
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404986 | Maltsevskaya, Aleksandra (2404) | Obregon Rivero, J (2487) | 1-0 | |
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f3 Be7 10. h4 h6 11. Be3 h5 12. Be2 Ne5 13. Bg5 Qc7 14. g4 b5 15. gxh5 b4 16. Nb1 Nc4 17. Bxc4 Qxc4 18. h6 gxh6 19. Bxh6 Qxa2 20. Bg7 Rg8 21. Rhg1 Nh5 22. Bh6 Rh8 23. Bg5 Qc4 24. Bxe7 Kxe7 25. Nf5+ Kd8 26. Nxd6 Qc6 27. Nxf7+ Kc7 28. Nxh8 Rxh8 29. Qxb4 Kc8 30. Rg5 1-0 |
2024.08.13
Titled Tue 13th Aug Late
|
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415151 | Obregon Rivero, J (2487) | Novak, Rat (2034) | 1-0 | |
1. e4 d5 2. exd5 c6 3. dxc6 Nxc6 4. Nf3 e5 5. d3 Bc5 6. Be2 f5 7. O-O Nf6 8. Nc3 O-O 9. a3 a5 10. Be3 Bxe3 11. fxe3 Qb6 12. Qd2 e4 13. dxe4 fxe4 14. Bc4+ Kh8 15. Ng5 Ne5 16. Bb3 Bd7 17. Ncxe4 Bb5 18. Rf4 Nfg4 19. Qd4 Qh6 20. h3 Rfd8 21. Qc5 Bc6 22. hxg4 Bxe4 23. Qxe5 Bg6 24. Raf1 1-0 |
2024.08.13
Titled Tue 13th Aug Late
|
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415409 | Belli, Giorgio (2138) | Obregon Rivero, J (2487) | 1-0 | |
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f3 Be7 10. Kb1 h6 11. Be3 h5 12. Be2 Qc7 13. g4 hxg4 14. fxg4 g6 15. h4 b5 16. a3 Ne5 17. h5 gxh5 18. gxh5 Nc4 19. Bxc4 Qxc4 20. h6 b4 21. axb4 Qxb4 22. Rh4 Rb8 23. Nb3 a5 24. Bg5 Qb6 25. e5 Ng8 26. exd6 Bxg5 27. Qxg5 a4 28. h7 1-0 |
2024.08.13
Titled Tue 13th Aug Late
|
||||
415587 | Obregon Rivero, J (2487) | Stanojevic, Ilija (2198) | 1-0 | |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 Bb4 7. O-O Nge7 8. Nb5 d5 9. exd5 exd5 10. Bxd5 Nxd5 11. Qxd5 O-O 12. Qh5 a6 13. Nc3 Bxc3 14. bxc3 Qd3 15. Ba3 Re8 16. Rad1 Qg6 17. Qh4 Bg4 18. Qg3 Qh5 19. Rd3 Rad8 20. Nd4 Be2 21. Nxe2 Rxd3 22. Qxd3 Qxe2 23. Qd7 Qe6 24. Qxb7 Ne5 25. h3 Qxa2 26. Qxa6 h6 27. Qb5 Rc8 28. Bb4 Qc2 29. Qxe5 1-0 |
2024.08.13
Titled Tue 13th Aug Late
|
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415833 | Gurevich, D (2352) | Obregon Rivero, J (2487) | 0-1 | |
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 c5 7. d5 e6 8. O-O exd5 9. cxd5 Re8 10. Nd2 Na6 11. f3 Nc7 12. Kh1 b6 13. a4 Rb8 14. Nc4 Ba6 15. Bg5 h6 16. Bh4 g5 17. Bf2 Qd7 18. Re1 Nh5 19. Bf1 Nf4 20. Ne3 Bxf1 21. Rxf1 a6 22. Nf5 Bf8 23. g3 Ng6 24. f4 b5 25. fxg5 b4 26. Qg4 Ne5 27. Nxh6+ Bxh6 28. Qh5 Bg7 29. Ne2 Qg4 30. Nf4 Qxh5 31. Nxh5 Nd3 32. Nf6+ Bxf6 33. gxf6 Rxe4 34. Bg1 Nxb2 35. Rf5 Rg4 36. Bf2 Nd3 37. Be3 Ne5 38. Bh6 Nxd5 0-1 |
2024.08.13
Titled Tue 13th Aug Late
|
||||
416125 | Obregon Rivero, J (2487) | Kurchenko, Egor (2258) | 1-0 | |
1. e4 e5 2. Bc4 Nc6 3. Nc3 Nf6 4. d3 Na5 5. Nge2 Bc5 6. O-O d6 7. a3 Nxc4 8. dxc4 a5 9. Qd3 Be6 10. b3 O-O 11. Be3 Bxe3 12. Qxe3 a4 13. f3 axb3 14. cxb3 Ra6 15. Rfd1 Qa8 16. a4 Nd7 17. Nd5 Bxd5 18. cxd5 b5 19. Nc3 Rb8 20. Ra2 Nc5 21. Rb1 bxa4 22. b4 Rab6 23. b5 Qa5 24. h4 h6 25. Kh2 Qa7 26. g4 Qb7 27. g5 h5 28. g6 f6 29. f4 exf4 30. Qf3 Nd7 31. Qxh5 Nf8 32. Rxa4 Ra8 33. Rba1 Rxa4 34. Rxa4 Rxb5 35. Nxb5 Qxb5 36. Ra8 Qb2+ 37. Kh3 Qc3+ 38. Kg4 Qg3+ 39. Kf5 Qh3+ 40. Kxf4 Qh2+ 41. Ke3 Qg1+ 42. Ke2 Qg2+ 43. Kd3 Qf1+ 44. Qe2 Qb1+ 45. Qc2 Qf1+ 46. Kc3 Qf2 47. Qxf2 1-0 |
2024.08.13
Titled Tue 13th Aug Late
|
||||
416319 | Obregon Rivero, J (2487) | Oro, Faustino (2434) | 1-0 | |
1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. b3 O-O 6. Bb2 c5 7. e3 Nc6 8. c4 b6 9. Nc3 Bb7 10. cxd5 exd5 11. d4 Re8 12. Rc1 Bf8 13. Na4 Ne4 14. Ba3 cxd4 15. Bxf8 dxe3 16. Ba3 Nxf2 17. Rxf2 exf2+ 18. Kxf2 Qd7 19. Bb2 Rad8 20. Nd4 Ne5 21. h3 Ba6 22. Bf1 Bxf1 23. Qxf1 Qe7 24. Kg2 Qg5 25. Rc2 Qg6 26. Qf5 Nd3 27. Qxg6 hxg6 28. Rd2 Re3 29. Nc2 Re4 30. Nc3 Rde8 31. Nxe4 dxe4 32. Bd4 Rc8 33. Bf2 f5 34. Ne1 Nb4 35. Rd7 Nxa2 36. Bd4 Nc1 37. Kf2 Nxb3 38. Rxg7+ Kf8 39. Be5 Rc5 40. Bb2 Rd5 41. Bc3 Rc5 42. Bf6 Rc6 43. Be5 Re6 44. Bb2 e3+ 45. Ke2 Nc1+ 46. Kd1 Na2 47. Rxa7 e2+ 48. Kd2 Rd6+ 49. Kxe2 Re6+ 50. Kf1 Nb4 51. Ba3 1-0 |
2024.08.13
Titled Tue 13th Aug Late
|
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416527 | Kovalev, Vl (2539) | Obregon Rivero, J (2487) | 1/2-1/2 | |
1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Bd6 6. O-O O-O 7. Nc3 Nxc3 8. bxc3 Nd7 9. Re1 Nf6 10. Bg5 h6 11. Bh4 c5 12. Qf3 c4 13. Bf5 Be6 14. Ng4 Be7 15. Bxf6 Bxf6 16. Bxe6 fxe6 17. Qg3 Bh4 18. Qh3 h5 19. g3 hxg4 20. Qxh4 Qxh4 21. gxh4 Kf7 22. Kg2 Rh8 23. Kg3 Rh6 24. Re5 Rah8 25. Rae1 Rxh4 26. Rxe6 Rh3+ 27. Kxg4 R8h4+ 28. Kg5 Rh5+ 29. Kg4 R3h4+ 30. Kg3 Rxh2 31. Re7+ Kg8 32. Rxb7 R5h3+ 33. Kg4 Rxc3 34. Re5 Rg2+ 35. Kf5 Rxf2+ 36. Ke6 Rcxc2 37. Kxd5 c3 38. Ree7 Rg2 39. Rec7 Rg5+ 40. Ke4 Re2+ 41. Kd3 Rxa2 42. Kxc3 a5 43. Kd3 Rg3+ 44. Ke4 Re2+ 45. Kf4 Rg1 46. d5 Rf1+ 47. Kg3 Rg1+ 48. Kf3 Rd2 49. Ke4 Rg5 50. d6 Rxd6 51. Ra7 a4 52. Kf4 Rh5 53. Kg4 Rhd5 54. Rxg7+ Kf8 55. Raf7+ Ke8 56. Re7+ Kd8 57. Ra7 Rd4+ 58. Kf3 Rd7 59. Rgxd7+ Rxd7 60. Rxa4 Ke7 61. Re4+ Kf6 62. Ke3 Ra7 63. Rd4 Ke5 64. Re4+ Kf5 65. Rd4 Ra3+ 66. Rd3 Ra6 67. Rd4 Ra1 68. Rf4+ Ke5 69. Re4+ Kd5 70. Rd4+ Kc5 71. Rd2 Re1+ 72. Kd3 Rh1 73. Kc2 Kc4 74. Rf2 Rh4 75. Kd2 1/2-1/2 |
2024.08.13
Titled Tue 13th Aug Late
|
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416650 | Obregon Rivero, J (2487) | Petr, Ja2 (2282) | 1-0 | |
1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 Nf6 5. Nc3 Bc5 6. exf5 O-O 7. Nh4 d5 8. Bg5 Nd4 9. g4 c6 10. Ba4 b5 11. Bb3 a5 12. a4 b4 13. Ne2 Nxb3 14. cxb3 Bxf2+ 15. Kf1 Bxh4 16. Bxh4 Nxg4 17. Bxd8 Ne3+ 18. Ke1 Nxd1 19. Rxd1 Rxd8 20. Rf1 Ba6 21. Kd2 Ra7 22. Rc1 Rd6 23. Rc5 Bc8 24. Ng3 Kf7 25. Re1 Rh6 26. Re2 Bd7 27. Rc1 Rc7 28. Rce1 Rh3 29. Kc1 c5 30. Rxe5 c4 31. Re7+ Kf6 32. R1e6+ Bxe6 33. Rxc7 Bxf5 34. Nxf5 Kxf5 35. dxc4 dxc4 36. bxc4 g5 37. c5 Rxh2 38. c6 Rh4 39. b3 Rh3 40. Kb2 h5 41. Rf7+ Kg4 42. c7 Rc3 43. Rd7 h4 44. Rd4+ Kh5 45. Rc4 Rxc4 46. bxc4 h3 47. c8=Q g4 48. Qh8+ Kg5 49. Qe5+ Kh4 50. c5 g3 51. Qf4+ Kh5 52. Qxg3 1-0 |
2024.08.13
Titled Tue 13th Aug Late
|
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416813 | Troff, Kayden (2490) | Obregon Rivero, J (2487) | 0-1 | |
1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nc3 h6 5. Bxf6 Bxf6 6. h4 Bg7 7. h5 g5 8. e3 c5 9. Bc4 cxd4 10. exd4 e6 11. Qe2 O-O 12. O-O-O d5 13. Bb3 Nc6 14. Ne5 a6 15. g3 Nxe5 16. dxe5 b5 17. f4 Bb7 18. Ne4 Qe7 19. Nxg5 hxg5 20. h6 Bh8 21. h7+ Kg7 22. Qh5 f5 23. fxg5 Rfc8 24. g4 Kf8 25. Rhf1 Qg7 26. gxf5 Qxe5 27. fxe6+ Ke7 28. Qf7+ Kd6 29. Qd7+ Kc5 30. Qxb7 Qxb2+ 31. Kd2 Qd4+ 32. Ke2 Qe5+ 33. Kf3 Qf5+ 34. Ke3 Qe4+ 35. Kd2 Qd4+ 36. Ke2 Qe5+ 37. Kf3 Rf8+ 38. Kg4 Qxe6+ 39. Kh5 Qh3+ 40. Kg6 Qe6+ 41. Kh5 Qh3+ 42. Kg6 Rg8+ 43. hxg8=Q Rxg8+ 44. Kf7 Qh7+ 45. Ke6 Re8+ 46. Qe7+ Rxe7# 0-1 |
2024.08.13
Titled Tue 13th Aug Late
|
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416995 | Obregon Rivero, J (2487) | Svane, R (2633) | 1/2-1/2 | |
1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Bc4 Bd6 7. Qe2+ Be7 8. O-O O-O 9. h3 Bd6 10. d4 Re8 11. Qd3 Nd7 12. Bd2 Nb6 13. Bb3 g6 14. Rfe1 Bf5 15. Qf1 Qd7 16. Rxe8+ Rxe8 17. Ba5 Nd5 18. Re1 Rxe1 19. Qxe1 Nf4 20. Bd2 Kg7 21. Bxf4 Bxf4 22. c3 b5 23. Qe2 h5 24. Bc2 Be6 25. Bb3 Bd5 26. Bxd5 cxd5 27. Ne1 a6 28. Nd3 Bd6 29. Nc5 Qf5 30. Nd3 Kf8 31. Qf3 Qg5 32. g3 h4 33. g4 Kg7 34. Kg2 a5 35. Qe3 Qxe3 36. fxe3 f5 37. gxf5 gxf5 38. Nf4 Bxf4 39. exf4 Kf6 40. Kf3 Ke6 41. Ke3 Kd6 42. Kd3 Kc6 43. Kc2 Kb6 44. Kb3 Kc6 45. a4 Kb6 46. Ka3 Kc6 47. b3 Kb6 48. Kb2 bxa4 49. bxa4 Kc6 50. Kb3 Kb6 51. c4 Kc6 52. Kc3 Kd6 53. Kd3 Kc6 54. cxd5+ Kxd5 55. Kc3 Ke4 56. Kc4 Kxf4 57. d5 Kg3 58. d6 f4 59. d7 f3 60. d8=Q f2 61. Qd3+ Kg2 62. Qe4+ Kg1 63. Qg4+ Kh2 64. Qf4+ Kg2 65. Qg5+ Kh2 66. Qf6 Kg2 67. Qg7+ Kh2 68. Qxf7 Kg2 69. Qg6+ Kh2 70. Qf5 Kg2 71. Qg4+ Kh2 72. Qe2 Kg1 73. Qe3 Kg2 74. Qe4+ Kh2 75. Qxh4 f1=Q+ 76. Kc5 Qf5+ 77. Kb6 Qe6+ 78. Kxa5 Qd5+ 79. Kb4 Qd2+ 80. Kc5 Qa5+ 81. Kd6 Qb6+ 82. Ke7 Qc7+ 83. Kf8 Qc5+ 84. Qe7 Qf5+ 85. Qf7 Qc5+ 86. Kg8 Qg5+ 87. Qg7 Qd8+ 88. Kh7 Qd3+ 89. Qg6 Qd7+ 90. Kh6 Qxa4 91. Qg4 Qc6+ 92. Kh5 Qd5+ 93. Kh4 Qd8+ 94. Kh5 Qh8+ 95. Kg6 Qg8+ 96. Kf5 Qd5+ 97. Kf4 Qd4+ 98. Kf3 Qd1+ 99. Kf2 Qd2+ 100. Kf3 Qd3+ 101. Kf4 Qxh3 102. Qxh3+ Kxh3 1/2-1/2 |
2024.08.13
Titled Tue 13th Aug Late
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417091 | Zhigalko, S (2572) | Obregon Rivero, J (2487) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 Nf6 8. Bg5 e6 9. O-O-O Be7 10. Rhe1 Qc7 11. Kb1 h6 12. Bh4 a6 13. Bg3 e5 14. Qd3 b5 15. Bh4 g5 16. Bg3 Rc8 17. Nd2 b4 18. Nd5 Nxd5 19. exd5 Bb5 20. Qf5 Bd7 21. Qd3 f5 22. f3 O-O 23. Rc1 Bb5 24. Qb3 a5 25. c4 bxc3 26. Qxb5 Rb8 27. Qc4 Rxb2+ 28. Ka1 Qb7 29. Qxc3 Rb8 30. Nc4 Rxg2 31. Rb1 Qa8 32. Nxe5 Bf6 33. Qc7 Rf8 34. Qxd6 f4 35. Qe6+ Kh8 36. Rb2 Rxb2 37. Kxb2 fxg3 38. hxg3 Qb8+ 39. Ka1 Bg7 40. f4 gxf4 41. gxf4 Rxf4 42. d6 Qb4 43. Qe8+ Rf8 44. Qg6 Qc3+ 45. Kb1 Rb8# 0-1 |
2024.08.11
II Aguascalientes Int
|
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423231 | Obregon Rivero, J (2487) | Galaviz Medina, Sion Radamantys (2458) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. h3 h6 9. g4 b5 10. Nd5 Bb7 11. Bb6 Qc8 12. Nc7+ Kf8 13. Bg2 Nbd7 14. Nxa8 Qxa8 15. Be3 Nxe4 16. Rg1 Ng5 17. Bxb7 Qxb7 18. Bxg5 hxg5 19. Qd3 g6 20. O-O-O Kg7 21. Kb1 Nb6 22. Rge1 Qc7 23. Nd2 d5 24. Qg3 Bd6 25. Qe3 e4 26. Qb3 Be5 27. Nf1 Qc5 28. Ne3 Rxh3 29. Nf5+ gxf5 30. Qxh3 Bf6 31. f4 fxg4 32. Qg3 Nc4 33. c3 b4 34. fxg5 Be5 35. Qg1 Qb5 36. Qf1 bxc3 37. b3 Nd2+ 0-1 |
2024.08.10
II Aguascalientes Int
|
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423207 | Obregon Rivero, J (2487) | Alvarez Pedraza, A (2443) | 1-0 | |
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Ne2 Nc6 5. a3 Ba5 6. b4 Bb6 7. Na4 Nge7 8. Bb2 O-O 9. Ng3 f5 10. c4 dxc4 11. Nxb6 axb6 12. Bxc4 fxe4 13. O-O Nd5 14. Nxe4 Qh4 15. Qc2 Bd7 16. Rae1 Be8 17. g3 Qg4 18. f4 Nxf4 19. Nf6+ Rxf6 20. Rxf4 Qg6 21. Bd3 Rxf4 22. Bxg6 Bxg6 23. Qc4 Rf7 24. Rxe6 Raf8 25. d5 Nd8 26. Re1 c6 27. d6 b5 28. Qb3 h6 29. Re7 Kh7 30. Rxf7 Rxf7 31. g4 Rf4 32. h3 Re4 33. Qc3 Ne6 34. d7 1-0 |
2024.08.10
II Aguascalientes Int
|
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423219 | Delgado Ramirez, N (2485) | Obregon Rivero, J (2487) | 0-1 | |
1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. g4 Nxg4 6. Rg1 Ngf6 7. Bc4 h6 8. Be3 c6 9. Bb3 Qe7 10. Qd2 Nb6 11. O-O-O Be6 12. Qd3 Ng4 13. Kb1 Nxe3 14. Qxe3 Bxb3 15. axb3 g6 16. d5 c5 17. Ne2 O-O-O 18. c4 h5 19. Nd2 Bh6 20. Qc3 Qh4 21. Qf3 Rdf8 22. Kc2 Kc7 23. Rg3 Rhg8 24. Nc3 a6 25. Rh3 Qd8 26. Rg3 Bf4 27. Rg2 f5 28. exf5 Bxd2 29. Rxd2 Rxf5 30. Qe3 g5 31. Ne4 g4 32. Rg3 h4 33. Rg1 Qf8 34. Nxc5 dxc5 35. d6+ Kb8 36. Qxc5 Qd8 37. d7 Qc7 38. Qxc7+ Kxc7 39. Rxg4 Rd8 0-1 |
2024.08.09
II Aguascalientes Int
|
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423182 | Obregon Rivero, J (2487) | Perez Rodriguez, Cesar Alejandro (2305) | 1/2-1/2 | |
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Be2 Be7 9. O-O O-O 10. Qd2 Nbd7 11. a4 Rc8 12. a5 Qc7 13. Rfc1 Nc5 14. Nxc5 dxc5 15. f3 c4 16. Na4 Nd7 17. Qe1 Qc6 18. Kh1 h6 19. b4 f5 20. exf5 Bxf5 21. c3 Bg5 22. Bxg5 hxg5 23. Nb2 e4 24. Bxc4+ Kh8 25. fxe4 Bxe4 26. Qg3 Ne5 27. Qh3+ Qh6 28. Qxh6+ gxh6 29. Bf1 Ng4 30. Kg1 Ne3 31. Bd3 Bxd3 32. Nxd3 Rfd8 33. Nc5 Rd2 34. Re1 Nxg2 35. Re6 Nf4 36. Rxh6+ Kg7 37. Rb6 Rg2+ 38. Kf1 Rxh2 39. Re1 Rxc5 40. Rxb7+ Kf6 41. bxc5 Rh1+ 42. Kf2 Nd3+ 43. Ke2 Nxe1 44. Rb6+ Ke5 45. c6 Kd6 46. Rxa6 Ng2 47. c7+ Kxc7 48. Ra7+ Kd6 49. a6 Nf4+ 50. Kf3 Ne6 51. Ra8 Rh3+ 52. Kg4 Rxc3 53. a7 Ra3 54. Kf5 Rf3+ 55. Kg6 Ra3 56. Kf6 Rf3+ 57. Kg6 Ra3 58. Kf6 g4 59. Rg8 Rf3+ 60. Kg6 Nc7 61. Kh5 g3 62. Kh4 Ra3 63. Rxg3 Rxa7 64. Rb3 Nd5 65. Kg3 Ke5 66. Kf3 Rh7 67. Rb5 Rf7+ 68. Kg3 Ke4 69. Ra5 Rg7+ 70. Kf2 Nc3 71. Ra8 Rf7+ 72. Kg2 Ke3 73. Ra3 Rg7+ 74. Kh3 Kd4 75. Kh4 Ne4 76. Ra5 Ke3 77. Rf5 Rg1 78. Rf8 Nd6 79. Rf6 Rh1+ 80. Kg4 Rg1+ 81. Kh4 Ne8 82. Ra6 Ng7 83. Ra3+ Kf4 84. Ra4+ Kf5 85. Ra5+ Kf6 86. Ra6+ Ne6 87. Ra5 Nd4 88. Kh3 Nf5 89. Ra8 Ke5 90. Ra5+ Kf4 91. Ra4+ Kg5 92. Kh2 Rd1 93. Kg2 Nd4 94. Ra8 Rd2+ 95. Kg3 Rd3+ 96. Kf2 Kf4 97. Rf8+ Nf5 98. Ke2 Rd6 99. Kf2 Rd2+ 100. Ke1 Rh2 101. Re8 Ng3 102. Kd1 Ne4 103. Ra8 Nc3+ 104. Kc1 Ke3 105. Re8+ Kd4 106. Rd8+ Nd5 107. Kd1 Ke4 108. Kc1 Ne3 109. Kb1 1/2-1/2 |
2024.08.09
II Aguascalientes Int
|
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423198 | Morales Garcia, S (2208) | Obregon Rivero, J (2487) | 0-1 | |
1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bf4 O-O 6. e3 b6 7. Bd3 Bb7 8. cxd5 exd5 9. O-O c5 10. Rc1 c4 11. Bb1 a6 12. Ne5 b5 13. Qc2 Nbd7 14. h3 Re8 15. Ne2 Nf8 16. Ng3 Ne4 17. Nf5 Bg5 18. Nxf7 Kxf7 19. f3 Bxf4 20. fxe4 Bg5 21. e5 Kg8 22. Nd6 g6 23. Rf3 Re7 24. Rcf1 Qd7 25. Qf2 Bh6 26. Qh4 Bg7 27. Bf5 gxf5 28. Nxf5 Ng6 29. Qg4 Rf8 30. h4 Rxf5 31. Rxf5 Bc8 32. Qg5 Qe8 33. R5f3 h6 34. Qg3 Kh7 35. h5 Nh8 36. Qh4 Nf7 37. e4 Be6 38. exd5 Bxd5 39. Rf5 Ng5 40. Qf2 Qxh5 41. Qc2 Qg6 42. Qc3 Rf7 43. Rxf7 Bxf7 44. Qg3 Bd5 45. Rf4 Qb1+ 46. Kh2 Qxb2 0-1 |
2024.08.08
II Aguascalientes Int
|
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423173 | Estrada Nieto, J (2218) | Obregon Rivero, J (2487) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. O-O Nf6 6. Qe2 Nc6 7. c3 e6 8. d4 cxd4 9. cxd4 d5 10. e5 Ne4 11. Nbd2 Nxd2 12. Bxd2 Bb4 13. Be3 O-O 14. Rac1 Rfc8 15. Qd3 h6 16. h4 Be7 17. Bd2 Qd8 18. g3 a5 19. Kg2 Qb6 20. Qb1 a4 21. g4 a3 22. bxa3 Qa7 23. g5 h5 24. g6 f6 25. Rfe1 fxe5 26. dxe5 Qa4 27. Bb4 Bxb4 28. axb4 Nxb4 29. Rxc8+ Rxc8 30. Rc1 Nc2 31. Qxb7 Rf8 32. Nh2 Qe4+ 33. f3 Ne3+ 34. Kf2 Qxh4+ 35. Kxe3 Qf4+ 0-1 |
2024.08.07
II Aguascalientes Int
|
||||
423143 | Miranda Llanes, Y (2269) | Obregon Rivero, J (2487) | 1-0 | |
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 c5 7. d5 e6 8. Be3 Re8 9. Nd2 Na6 10. O-O Nc7 11. a4 b6 12. Qc2 a6 13. Rae1 Rb8 14. Bg5 Qd7 15. f4 h6 16. Bxf6 Bxf6 17. e5 dxe5 18. Nde4 Bg7 19. d6 exf4 20. Rxf4 f5 21. dxc7 Qxc7 22. Rff1 fxe4 23. Nxe4 Bd4+ 24. Kh1 Kg7 25. Bd3 Bb7 26. Ng3 g5 27. Qe2 Qc6 28. Be4 Qd7 29. Bc2 Rf8 30. Qd3 Rxf1+ 31. Rxf1 Kh8 32. Nh5 Rg8 33. Rf6 Bxg2+ 34. Kxg2 Qb7+ 35. Qf3 Qxf3+ 36. Rxf3 Rd8 37. Rf7 Bxb2 38. Bg6 Kg8 39. Re7 Kf8 40. Rxe6 Rb8 41. Kf3 Bd4 42. Ke4 g4 43. Kf5 b5 44. cxb5 axb5 45. axb5 c4 46. Kxg4 c3 47. Bd3 Bg1 48. Rxh6 Ke7 49. Nf4 Rd8 50. Re6+ Kf7 51. Bg6+ Kg8 52. h4 Rb8 53. h5 Rxb5 54. Re8+ Kg7 55. Re7+ Kf8 56. Rf7+ Kg8 57. h6 Bc5 58. h7+ Kh8 59. Be4 c2 60. Ng6# 1-0 |
2024.08.06
II Aguascalientes Int
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423111 | Obregon Rivero, J (2487) | Reyes Bautista, Alejandro (2023) | 1-0 | |
1. c4 c6 2. d4 d5 3. Nf3 Nf6 4. Qc2 e6 5. g3 Ne4 6. Bg2 Nd7 7. O-O Be7 8. Nbd2 f5 9. Ne1 Nxd2 10. Bxd2 O-O 11. Nd3 Bd6 12. b4 Qe7 13. Rab1 Nf6 14. b5 Bd7 15. a4 Rac8 16. b6 a6 17. Bb4 Ne8 18. Nc5 Rb8 19. Nxa6 bxa6 20. c5 Bc7 21. bxc7 Nxc7 22. Ba5 Na8 23. Rxb8 Rxb8 24. Rb1 Rxb1+ 25. Qxb1 Bc8 26. Qb8 Qb7 27. Qxb7 Bxb7 28. f3 Kf7 29. Kf2 Ke7 30. Ke3 g5 31. h4 h6 32. hxg5 hxg5 33. Kd3 Bc8 34. Kc2 Bd7 35. Kb3 Bc8 36. Bf1 Bb7 37. Bd2 Kf6 38. Kb4 e5 39. dxe5+ Kxe5 40. Bxg5 Bc8 41. Bf4+ Kd4 42. e3# 1-0 |
2024.07.02
Titled Tue 2nd Jul Late
|
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479244 | Paikens, Reinis (2165) | Obregon Rivero, J (2481) | 1-0 | |
1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. d3 c5 6. e4 Nc6 7. Nge2 Ne8 8. O-O Nc7 9. Be3 Ne6 10. Rb1 Ned4 11. a3 b6 12. b4 d6 13. e5 Bb7 14. exd6 exd6 15. b5 Nxe2+ 16. Nxe2 Na5 17. Bxb7 Nxb7 18. Nf4 Qd7 19. Nd5 Nd8 20. Bh6 Ne6 21. Bxg7 Kxg7 22. Qf3 f6 23. Rfe1 Rae8 24. Kg2 Nd4 25. Qf4 g5 26. Qd2 Qf5 27. Re3 Re5 28. Rbe1 Rxd5 29. cxd5 Qxd5+ 30. f3 Rf7 31. h3 h5 32. g4 h4 33. Re4 Nxb5 34. f4 Nd4 35. Kf2 f5 36. gxf5 Qxf5 37. Rg1 Kh7 38. Rg4 Ne6 39. Kg1 Nxf4 40. Kh2 d5 41. Re1 Kg6 42. Reg1 Ne6 43. R1g2 Qe5+ 44. Kg1 Rf5 45. Re2 Qf6 46. Qe3 d4 47. Qxe6 Rf1+ 48. Kg2 Rf2+ 49. Kg1 Rf1+ 50. Kg2 Rf2+ 51. Kg1 Rf3 52. Qe4+ Kh6 53. Kg2 a5 54. Qe6 Rf2+ 55. Kg1 Rf1+ 56. Kh2 Kg6 57. Qxf6+ Kxf6 58. Rgg2 Rd1 59. Rgf2+ Kg6 60. Re6+ Kg7 61. Rxb6 Rxd3 62. Re2 Kf7 63. Rb5 c4 64. Rf5+ Kg6 65. Rxa5 c3 66. Re6+ Kf7 67. Rc6 Re3 68. Ra7+ Re7 69. Rxe7+ Kxe7 70. Rc4 Kd6 71. Rxd4+ Kc5 72. Rd8 Kc4 73. Rb8 g4 74. hxg4 c2 75. a4 Kd3 76. Rc8 c1=Q 77. Rxc1 1-0 |
2024.07.02
Titled Tue 2nd Jul Late
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479393 | Obregon Rivero, J (2481) | Mesquita, Eduardo Barbosa (1958) | 1-0 | |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 d6 5. Nf3 Nc6 6. Bc4 e6 7. O-O Nf6 8. Qe2 Be7 9. Rd1 Qc7 10. Nb5 Qb8 11. Bf4 e5 12. Bg5 a6 13. Bxf6 axb5 14. Bxe7 bxc4 15. Bxd6 Qa7 16. Qxc4 Be6 17. Qc3 f6 18. Bc5 Qa4 19. b3 Qxe4 20. Rd6 Kf7 21. Re1 Qg4 22. h3 Qf4 23. Be3 Qf5 24. Nh4 Qh5 25. Rxe6 Kxe6 26. Qc4+ Kd7 27. Bb6 Ke8 28. Qe6+ Ne7 29. Bc5 Qf7 30. Qb6 Nc8 31. Qb4 Qd7 32. f4 b6 33. Bf2 Qd6 34. Qb5+ Qd7 35. Qe2 Kf7 36. Qh5+ Kg8 37. fxe5 g6 38. Qf3 fxe5 39. Qxa8 Kg7 40. Qe4 Re8 41. Nf3 Nd6 42. Qd5 Qe7 43. Rxe5 Qf7 44. Qxd6 Rc8 1-0 |
2024.07.02
Titled Tue 2nd Jul Late
|
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479559 | Bold, Andre (2215) | Obregon Rivero, J (2481) | 0-1 | |
1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Nf3 Nxf3+ 5. Qxf3 a6 6. Bc4 e6 7. a4 Qc7 8. O-O Nf6 9. d3 Be7 10. a5 d6 11. Bd2 Bd7 12. Na4 Bxa4 13. Rxa4 O-O 14. Ra3 Rad8 15. Bg5 Kh8 16. Raa1 Qc6 17. Bb3 h6 18. Bxf6 Bxf6 19. c3 Qb5 20. Qd1 d5 21. exd5 exd5 22. c4 dxc4 23. Bxc4 Qc6 24. Qf3 Qc7 25. Rae1 Bd4 26. Re4 Bxb2 27. Rf4 Be5 28. Rxf7 Rxf7 29. Qxf7 Qxf7 30. Bxf7 Rxd3 31. Bg6 Rd6 32. Be4 Bc3 33. g3 Bxa5 34. Bxb7 Bb4 35. f4 a5 36. Rf2 g5 37. f5 c4 38. Re2 c3 39. Kf2 Kg7 40. g4 a4 41. Bc8 a3 42. Be6 Bc5+ 43. Kg2 Rd2 44. Kf1 c2 0-1 |
2024.07.02
Titled Tue 2nd Jul Late
|
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479758 | Obregon Rivero, J (2481) | Rees, I (2251) | 1-0 | |
1. c4 c6 2. d4 d5 3. Nf3 Nf6 4. Qb3 dxc4 5. Qxc4 Bf5 6. g3 e6 7. Bg2 Be7 8. Nc3 O-O 9. O-O Nbd7 10. e3 Rc8 11. Rd1 Bc2 12. Rd2 Bg6 13. Nh4 Ne4 14. Nxg6 Nxd2 15. Nxe7+ Qxe7 16. Bxd2 c5 17. d5 Nb6 18. Qd3 exd5 19. Nxd5 Nxd5 20. Bxd5 Rfd8 21. e4 a6 22. Bc3 b5 23. b3 c4 24. Qd4 Qf8 25. b4 Rd6 26. Re1 Re8 27. Re3 Kh8 28. Rf3 f6 29. Rf5 h6 30. h4 Qe7 31. f3 Qc7 32. Kg2 Red8 33. g4 Qe7 34. Qf2 R6d7 35. g5 fxg5 36. hxg5 Rd6 37. gxh6 Rxh6 38. Qg3 Rdd6 39. Rf7 1-0 |
2024.07.02
Titled Tue 2nd Jul Late
|
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479939 | Meers, Hubert (2281) | Obregon Rivero, J (2481) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Nf6 6. Nc3 g6 7. d4 cxd4 8. Nxd4 Bg7 9. Be3 O-O 10. f3 Rc8 11. b3 e6 12. Rc1 d5 13. e5 Ne8 14. cxd5 exd5 15. f4 Nc6 16. O-O Nc7 17. Ndb5 Nxb5 18. Nxb5 Nxe5 19. Rxc8+ Rxc8 20. Nxa7 Ng4 21. Bd4 Rc1 22. Qd2 Bxd4+ 23. Qxd4 Rxf1+ 24. Kxf1 Nxh2+ 25. Kg1 Ng4 26. a4 Qe7 27. Kf1 Ne3+ 28. Kf2 Nf5 29. Qb6 d4 0-1 |
2024.07.02
Titled Tue 2nd Jul Late
|
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480242 | Obregon Rivero, J (2481) | Grischuk, A (2708) | 1/2-1/2 | |
1. c4 c6 2. d4 d5 3. Nf3 Nf6 4. Qb3 e6 5. g3 dxc4 6. Qxc4 b5 7. Qc2 Bb7 8. Bg2 Nbd7 9. a4 a6 10. Nc3 Rc8 11. O-O b4 12. Ne4 c5 13. Nxf6+ Nxf6 14. Rd1 Be4 15. Qd2 c4 16. a5 Be7 17. Qe1 O-O 18. Bd2 Nd5 19. Rdc1 c3 20. bxc3 bxc3 21. Bxc3 Rxc3 22. Rxc3 Bb4 23. Nd2 Bxg2 24. Rb3 Be4 25. Rxb4 Nxb4 26. Nxe4 Nc2 27. Qc3 Nxa1 28. Qxa1 Qd5 29. Nc5 Qc4 30. Qb2 h6 31. e3 Qb5 32. Qxb5 axb5 33. Kf1 Ra8 34. a6 Kf8 35. Ke2 Ke7 36. Kd2 Kd6 37. Kc3 Kc6 38. Kb4 Kb6 39. f4 Rc8 40. h4 h5 41. e4 Rd8 42. Kc3 Rd6 43. e5 Rd5 44. Kd3 Rd8 45. Kc3 Rd5 46. Kd3 Rd8 47. Kc3 g6 48. Kd3 Rd5 49. Kc3 Rd8 50. Kd3 Rc8 51. Kc3 Ka5 52. Kb3 Ra8 53. Ka3 Kb6 54. Kb4 Rd8 55. Kc3 Rd5 56. Kd3 Rd8 57. Kc3 Ra8 58. Kb4 Rd8 59. Kc3 1/2-1/2 |
2024.07.02
Titled Tue 2nd Jul Late
|
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480306 | Niemann, Hans Moke (2703) | Obregon Rivero, J (2481) | 1-0 | |
1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Nc3 e6 5. O-O Nd4 6. a4 a6 7. Bc4 Qc7 8. d3 Nxf3+ 9. Qxf3 Nf6 10. Qe2 d6 11. f4 Be7 12. e5 Nd7 13. exd6 Bxd6 14. f5 Bxh2+ 15. Kh1 Nf6 16. fxe6 O-O 17. exf7+ Kh8 18. Rxf6 gxf6 19. Bh6 Bf5 20. Bxf8 Rxf8 21. Qh5 Be5 22. Qxf5 Qb6 23. Re1 Qxb2 24. Rxe5 Qc1+ 25. Nd1 Qxd1+ 26. Kh2 1-0 |
2024.07.02
Titled Tue 2nd Jul Late
|
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480465 | Obregon Rivero, J (2481) | Altini, N (2374) | 0-1 | |
1. c4 e5 2. Nc3 Bb4 3. Nf3 Bxc3 4. bxc3 e4 5. Nd4 c5 6. Nc2 Nf6 7. g3 d5 8. cxd5 Qxd5 9. Bg2 Qh5 10. Rb1 Bh3 11. Bxh3 Qxh3 12. Ne3 b6 13. Qa4+ Nbd7 14. Qc6 O-O 15. Qd6 Rfe8 16. Qf4 Ne5 17. Qf5 Neg4 18. a4 Re5 19. Qf4 g5 20. Qxe5 Nxe5 21. a5 Nfg4 22. axb6 axb6 23. Rf1 Nxh2 0-1 |
2024.07.02
Titled Tue 2nd Jul Late
|
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480647 | Obregon Rivero, J (2481) | Gurevich, D (2347) | 1-0 | |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 Bb4 7. O-O Nge7 8. Nb5 d5 9. exd5 exd5 10. Bf4 dxc4 11. Nc7+ Kf8 12. Qxd8+ Nxd8 13. Nxa8 Ne6 14. Bg3 b5 15. a4 c3 16. bxc3 Bxc3 17. Rac1 b4 18. Nc7 Nxc7 19. Bxc7 f6 20. Bf4 Bg4 21. Bd2 Nd5 22. Rfd1 Bxf3 23. gxf3 Kf7 24. Be3 Ke6 25. Bxa7 Ra8 26. Bd4 Rxa4 27. Bxc3 Nxc3 28. Rd2 Ke5 29. Re1+ Kf5 30. Rd7 b3 31. Rb7 Ra3 32. Kg2 Nd5 33. Rb5 b2 34. Rxd5+ Kg6 35. Rb1 1-0 |
2024.07.02
Titled Tue 2nd Jul Late
|
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480757 | Slugin, S (2336) | Obregon Rivero, J (2481) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f4 h6 10. Bh4 Nxe4 11. Nxe4 Qxh4 12. Nxc6 Bxc6 13. Nxd6+ Bxd6 14. Qxd6 Rd8 15. Qxd8+ Qxd8 16. Rxd8+ Kxd8 17. Rg1 Ke7 18. Bd3 g5 19. f5 e5 20. g3 Kf6 21. Re1 Rd8 22. g4 h5 23. h3 hxg4 24. hxg4 Bf3 25. Be2 Bxe2 26. Rxe2 Rd4 27. Rg2 e4 28. c3 Rd3 29. Kc2 Ke5 30. b4 Kf4 31. a4 Rd7 32. Rd2 Rxd2+ 33. Kxd2 Kf3 34. Ke1 Ke3 35. c4 Kd4 36. c5 Kc4 0-1 |
2024.07.02
Titled Tue 2nd Jul Late
|
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480915 | Obregon Rivero, J (2481) | Goryachkina, A (2545) | 1-0 | |
1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. e3 b6 9. Nc3 Bb7 10. cxd5 Nxd5 11. Nxd5 Qxd5 12. d4 Rfd8 13. Ne5 Qxg2+ 14. Kxg2 Nxe5+ 15. f3 cxd4 16. exd4 Ng6 17. Qe2 Bf6 18. d5 Bxb2 19. Qxb2 Bxd5 20. Rac1 Rd7 21. Rc2 Rad8 22. Rfc1 h6 23. Rc8 Kh7 24. Rxd8 Rxd8 25. Rc7 e5 26. Rxa7 Rd6 27. Kf2 Rf6 28. Qc3 e4 29. f4 Rc6 30. Qxc6 Bxc6 31. Ra6 Ne7 32. Rxb6 Bd5 33. a4 Nf5 34. a5 e3+ 35. Ke2 Nd4+ 36. Kxe3 Nxb3 37. a6 Nc5 38. a7 Ne6 39. Rd6 Bh1 40. f5 Nc7 41. Rd7 Nb5 42. Rxf7 h5 43. Kf4 Kh6 44. Rf8 g5+ 45. Ke5 Nxa7 46. Kf6 Kh7 47. Rf7+ 1-0 |
2024.06.25
Titled Tue 25th Jun Late
|
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488087 | Obregon Rivero, J (2483) | Spichkin, A (2035) | 1-0 | |
1. e4 e5 2. Nf3 d5 3. d4 dxe4 4. Nxe5 Bd6 5. Nc4 Nf6 6. Nc3 Nc6 7. Be3 Bg4 8. Be2 Bxe2 9. Qxe2 Qd7 10. O-O-O O-O 11. Bg5 Be7 12. Bxf6 Bxf6 13. Nxe4 Bxd4 14. c3 Rfe8 15. cxd4 f5 16. Ne5 Nxe5 17. dxe5 Qc6+ 18. Nc3 Qxg2 19. Rhg1 Qxh2 20. Qc4+ Kh8 21. f4 c6 22. Kb1 Rad8 23. Qf7 Qh6 24. Rd7 Rg8 25. Rxg7 Qxg7 26. Qxg7+ Rxg7 27. Rxd8+ Rg8 28. Rxg8+ Kxg8 29. Kc2 Kf7 30. Kd3 Ke6 31. Ke3 b5 32. Kf3 a5 33. Kg3 1-0 |
2024.06.11
Titled Tue 11th Jun Early
|
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504370 | Obregon Rivero, J (2483) | Jorajuria Mendoza, Algol (2082) | 1-0 | |
1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 d6 5. Nf3 Nf6 6. O-O Nc6 7. h3 g6 8. c4 Bg7 9. Nc3 Nd7 10. Bg5 O-O 11. Rc1 Nde5 12. b3 a5 13. Bb1 Be6 14. Re1 Qe8 15. Nd5 Rc8 16. Nh2 h6 17. Be3 Nd7 18. Qd2 Kh7 19. f4 f5 20. Nf3 Qf7 21. Nd4 fxe4 22. Nxe6 Qxe6 23. Bf2 Nc5 24. Bxc5 dxc5 25. Rxe4 Qf7 26. Rce1 Rce8 27. Re6 Bf6 28. Kh1 Nd4 29. R6e4 e6 30. Ne3 Nf5 31. Kh2 Rd8 32. Qxa5 Nd6 33. Ng4 Nxe4 34. Rxe4 Rd1 35. Bc2 Rc1 36. Qd2 Rf1 37. Qe2 Ra1 38. Rxe6 Bd4 39. Bxg6+ Qxg6 40. Rxg6 Kxg6 41. Qe6+ Kg7 42. Qxh6+ Kf7 43. f5 Rg8 44. Qe6+ Kf8 45. f6 Rg5 46. Qe7+ 1-0 |
2024.06.11
Titled Tue 11th Jun Early
|
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504551 | Vargas, M (2000) | Obregon Rivero, J (2483) | 0-1 | |
1. e4 c5 2. Nc3 e6 3. f4 d5 4. e5 Nc6 5. Nf3 Nh6 6. h3 Nf5 7. g4 Nh4 8. d3 h5 9. g5 Nxf3+ 10. Qxf3 g6 11. Bg2 b6 12. O-O Bb7 13. Bd2 Qd7 14. Rac1 Nd4 15. Qd1 Nf5 16. Qe1 b5 17. a4 b4 18. Ne2 Qxa4 19. b3 Qb5 20. Ra1 a5 21. Ng3 Nd4 22. Qd1 h4 23. Ne2 Nf5 24. Ra4 c4 25. dxc4 dxc4 26. Bxb7 Qxb7 27. Qa1 c3 28. Be1 Bc5+ 29. Bf2 Ng3 30. Bxc5 Qh1+ 31. Kf2 Qh2+ 32. Ke3 Qxe2+ 33. Kd4 Nf5# 0-1 |
2024.06.11
Titled Tue 11th Jun Early
|
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505090 | Obregon Rivero, J (2483) | Beerdsen, Thomas (2513) | 1-0 | |
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. O-O d6 6. a4 g5 7. a5 g4 8. Ne1 a6 9. Nc3 Be6 10. Nd5 Bxd5 11. exd5 Ne7 12. f3 Qd7 13. fxg4 Bg7 14. h3 O-O-O 15. Qf3 e4 16. dxe4 Ng6 17. Qf5 Rhe8 18. Bd3 Nh4 19. Qxd7+ Rxd7 20. Bxh6 Bxh6 21. Rxf6 Bg7 22. Rf1 Bxb2 23. Ra2 Bc3 24. Nf3 Ng6 25. Ra3 Bb4 26. Ra2 Rh8 27. Rb1 Bc5+ 28. Kf1 Re7 29. Rab2 b5 30. axb6 cxb6 31. Bxa6+ Kb8 32. Bd3 Ra7 33. Nd2 Ne5 34. Nc4 Nxc4 35. Bxc4 Ra4 36. Bd3 Rh6 37. Ke2 Kc7 38. Rf1 f6 39. Rbb1 Bd4 40. Bb5 Ra2 41. Bd3 Rh8 42. Rf3 Be5 43. Rbf1 b5 44. Rb1 Rb8 45. Kd1 b4 46. g5 b3 47. gxf6 b2 48. f7 Bc3 49. Ke2 Rf8 50. e5 dxe5 51. Bg6 Ra1 52. Rxc3+ Kd6 53. Rxb2 Rg1 54. Be4 Ke7 55. Rc7+ Kf6 56. Rb6+ Kg5 57. Rg6+ Kf4 58. Bf3 e4 59. Rg4+ Ke5 60. Rxe4+ Kd6 61. Rc6+ Kxd5 62. Ree6+ Kd4 63. Rc7 Rxf7 64. Rxf7 Kc3 65. Rc6+ Kd4 66. Rd7+ Ke5 67. Rd5+ Kf4 68. Rc4+ Kg3 69. Rg4+ Kh2 70. h4 Kh1 71. h5 Ra1 72. h6 Kg1 73. h7 Rc1 74. Kd2 Rf1 75. h8=Q Rf2+ 76. Kc3 Rf1 77. Qd4+ Kh2 78. Rh4+ Kg3 79. Rh3# 1-0 |
2024.06.11
Titled Tue 11th Jun Early
|
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505383 | Obregon Rivero, J (2483) | Drygalov, Andrey (2457) | 1-0 | |
1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. e5 Nd5 5. Qxd4 e6 6. Bc4 Nc6 7. Qe4 f5 8. Qe2 Nde7 9. Nf3 Qc7 10. O-O Ng6 11. Re1 Be7 12. Bb3 O-O 13. a4 Na5 14. Bc2 b6 15. b4 Nc6 16. Na3 Bb7 17. Nb5 Qb8 18. Bb3 a6 19. Nd6 Bxd6 20. exd6 Qxd6 21. Rd1 Qb8 22. Rxd7 Kh8 23. Ng5 Nce5 24. Qh5 h6 25. Bxe6 Nxd7 26. Qxg6 Nf6 27. Nf7+ Rxf7 28. Qxf7 Ng4 29. g3 Qe5 30. Bxh6 Nxh6 31. Qxb7 Re8 32. Bd7 Rd8 33. Qxa6 Qxc3 34. Rd1 Qc2 35. Qd3 Qb2 36. a5 bxa5 37. bxa5 Qf6 38. a6 Qb6 39. Rb1 Rxd7 40. Rxb6 Rxd3 41. a7 Rd1+ 42. Kg2 Ra1 43. Rb8+ Kh7 44. a8=Q Rxa8 45. Rxa8 Ng4 46. Ra5 Kg6 47. Ra6+ Kf7 48. Ra3 Ne5 49. h3 Kf6 50. Ra6+ Kf7 51. Ra5 Kf6 52. f4 Nc4 53. Ra6+ Kf7 54. g4 Ne3+ 55. Kf3 Nd5 56. gxf5 Nb4 57. Rb6 Nd5 58. Rd6 Nf6 59. Rxf6+ gxf6 60. Ke4 Ke7 61. Kd5 Kd7 62. h4 Ke7 63. Kc6 Kf7 64. Kd6 Kg7 65. Ke6 Kh7 66. Kxf6 Kh6 67. Kf7 Kh5 68. f6 Kh6 69. Ke7 Kg6 70. f7 Kh7 71. f8=Q Kg6 72. Qf6+ Kh7 73. Qg5 Kh8 74. Kf7 1-0 |
2024.06.11
Titled Tue 11th Jun Early
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505502 | Bluebaum, M (2647) | Obregon Rivero, J (2483) | 1-0 | |
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 c5 7. O-O cxd4 8. Nxd4 Nc6 9. Be3 Nxd4 10. Bxd4 a5 11. Qd3 Bd7 12. Rad1 Bc6 13. f4 Nd7 14. Bxg7 Kxg7 15. Kh1 Qb6 16. b3 Qc5 17. Bf3 Nf6 18. Rfe1 Rfd8 19. Nd5 Bxd5 20. exd5 Rd7 21. g4 Kg8 22. g5 Ne8 23. Bg4 Rc7 24. f5 a4 25. fxg6 hxg6 26. Rf1 Ng7 27. Be6 Nxe6 28. dxe6 Rf8 29. exf7+ Kg7 30. Qe4 Rxf7 31. Rxf7+ Kxf7 32. Rf1+ Kg7 33. Qh4 Qc6+ 34. Kg1 Qc5+ 35. Kg2 Kg8 36. Qh6 Rc8 37. Qxg6+ Kh8 38. Rf7 Qc6+ 39. Kg3 1-0 |
2024.06.11
Titled Tue 11th Jun Early
|
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505851 | Galchenko, Matvey (2438) | Obregon Rivero, J (2483) | 1-0 | |
1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 Nc6 6. dxc5 Qxc5 7. Be3 Qa5 8. Na3 e6 9. Nb5 Nd5 10. Bd2 a6 11. Nbd4 Nxd4 12. Nxd4 Qb6 13. Bc4 Nf6 14. b4 Be7 15. O-O O-O 16. Re1 Rd8 17. a3 Qc7 18. Bb3 b6 19. Qe2 Bb7 20. Rac1 Kh8 21. Bg5 Rac8 22. Bh4 Ne4 23. Bxe7 Qxe7 24. Qe3 Qf6 25. Ne2 Nd2 26. Ba2 Qg6 27. Ng3 b5 28. Red1 Nc4 29. Bxc4 Rxd1+ 30. Rxd1 bxc4 31. Qb6 Bd5 32. Qxa6 Rg8 33. Qb6 Qc2 34. Qd4 h6 35. h4 Qb3 36. Nf1 Qxa3 37. Ne3 Qb3 38. Re1 Rd8 39. Ng4 Kg8 40. Re3 Qb1+ 41. Kh2 Qf5 42. Rg3 Kf8 43. Qc5+ Ke8 44. Qb5+ Ke7 45. Qc5+ Ke8 46. Ne3 Qe5 47. Nxc4 1-0 |
2024.06.11
Titled Tue 11th Jun Early
|
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505942 | Obregon Rivero, J (2483) | Vasli, A (2387) | 1-0 | |
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. Nxd4 O-O 9. Nxc6 bxc6 10. Bxc6 Ba6 11. b4 Bxf1 12. bxc5 Bc4 13. Bxa8 Qxa8 14. Be3 Re8 15. f3 Rxe5 16. fxe4 Rxe4 17. Bf2 Qe8 18. Nd2 Re2 19. Nxc4 dxc4 20. Qxe2 Qxe2 21. Re1 Qxe1+ 1-0 |
2024.06.11
Titled Tue 11th Jun Early
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506147 | Vasquez Schroeder, R (2475) | Obregon Rivero, J (2483) | 0-1 | |
1. e4 e5 2. Nf3 Nf6 3. d3 Nc6 4. c3 d5 5. Qc2 Bd6 6. Be2 h6 7. O-O O-O 8. b4 Ne7 9. Re1 c6 10. Bf1 Ng6 11. h3 a5 12. bxa5 Qxa5 13. Nbd2 Qa4 14. Nb3 Be6 15. Bd2 dxe4 16. dxe4 Rfd8 17. Bc1 Bxb3 0-1 |
2024.06.11
Titled Tue 11th Jun Early
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506437 | Obregon Rivero, J (2483) | Demchenko, A (2609) | 1-0 | |
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. O-O d6 6. a4 Be7 7. a5 a6 8. Nc3 Bg4 9. Be3 Qc8 10. Nd5 Nxd5 11. Bxd5 O-O 12. h3 Be6 13. d4 Bf6 14. Bxc6 bxc6 15. dxe5 dxe5 16. Qd2 Qb7 17. Qc3 Qb5 18. b3 Rfd8 19. Rfd1 Rd6 20. Bc5 Rxd1+ 21. Rxd1 Qe2 22. Re1 Qb5 23. Nxe5 Rd8 24. f4 Bc8 25. b4 Be6 26. f5 Bc8 27. Qg3 Rd2 28. Ng4 Bb2 29. Nxh6+ Kh7 30. Nxf7 Re2 31. Qg6+ Kg8 32. Rd1 1-0 |
2024.06.11
Titled Tue 11th Jun Early
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506609 | Terry, R (2521) | Obregon Rivero, J (2483) | 0-1 | |
1. d4 Nf6 2. Bg5 g6 3. Nc3 h6 4. Bf4 d5 5. Qd2 a6 6. f3 c5 7. dxc5 Qa5 8. O-O-O Be6 9. e4 dxe4 10. Nxe4 Qxd2+ 11. Nxd2 Nbd7 12. c6 bxc6 13. Nb3 Bxb3 14. cxb3 e5 15. Bd2 Bc5 16. Ne2 Nd5 17. Kb1 h5 18. Nc3 Bd4 19. Bc4 N7b6 20. Ne2 Be3 21. Ba5 O-O 22. Nd4 Bxd4 0-1 |
2024.06.11
Titled Tue 11th Jun Early
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506891 | Obregon Rivero, J (2483) | Svane, Frederik (2638) | 0-1 | |
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O d6 6. a4 a5 7. Nc3 O-O 8. h3 h6 9. Be3 Re8 10. Nd5 Be6 11. c3 Bxe3 12. fxe3 Bxd5 13. exd5 Ne7 14. e4 c6 15. dxc6 bxc6 16. Kh2 Ng6 17. Rf2 Qb6 18. Qd2 d5 19. exd5 cxd5 20. Bb5 Re7 21. Re1 Qd6 22. Kh1 Nh5 23. Kg1 Nhf4 24. d4 e4 25. Ne5 Nh5 26. g4 Nf6 27. Nxg6 fxg6 28. Qf4 Qb6 29. g5 Nh5 30. Qh4 Qd6 31. gxh6 gxh6 32. Rg2 Nf4 33. Rg3 g5 34. Qg4 Rf8 35. h4 Rg7 36. h5 Nxh5 37. Rg2 Nf4 38. Rh2 h5 39. Qd1 g4 40. Rf1 Nh3+ 41. Kg2 Rxf1 42. Bxf1 Rf7 43. Rxh3 gxh3+ 44. Kxh3 Rf3+ 45. Kg2 Qg3+ 46. Kh1 Qh4+ 47. Kg1 Qf2+ 48. Kh1 Qxf1+ 0-1 |
2024.05.21
Titled Tue 21st May Late
|
||||
535305 | Obregon Rivero, J (2483) | Filali, Razzouki Marouane (2234) | 1-0 | |
1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. h3 Nc6 6. c3 e5 7. dxe5 Nxe5 8. Nf3 Bd6 9. O-O O-O 10. Bc2 Ng6 11. Nbd2 Be6 12. Re1 Qd7 13. Nf1 Rfe8 14. Bg5 Nh5 15. Nd4 Nhf4 16. Nxe6 Nxe6 17. Be3 Rad8 18. Bxa7 Ng5 19. Qg4 Qxg4 20. hxg4 Bc7 21. Be3 Ne4 22. Rad1 Ne5 23. f3 Nf6 24. Bg5 Bb6+ 25. Kh1 d4 26. Ba4 Re6 27. Bb3 Ree8 28. cxd4 Rxd4 29. Bxf6 gxf6 30. Rxd4 Bxd4 31. f4 Bf2 32. Re2 Bd4 33. fxe5 fxe5 34. Ng3 Rc8 35. Nf5 Rc1+ 36. Kh2 Bg1+ 37. Kh3 Bb6 38. g3 h6 39. Nxh6+ Kg7 40. Nxf7 Bc7 41. Ng5 Kf6 42. Ne4+ Kg6 43. Rc2 Rxc2 44. Bxc2 1-0 |
2024.05.21
Titled Tue 21st May Late
|
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535626 | Grave, Jacob Templen (2286) | Obregon Rivero, J (2483) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 Nf6 8. Bg5 e6 9. O-O-O Be7 10. Qd3 h6 11. Bd2 a6 12. Nd4 Rc8 13. Kb1 Qc7 14. f3 Bd7 15. g4 b5 16. a3 Qc4 17. h4 g6 18. Rhg1 e5 19. Nb3 Qxd3 20. cxd3 Be6 21. Nc1 Nd7 22. f4 exf4 23. Bxf4 Ne5 24. d4 Nxg4 25. d5 Bd7 26. h5 gxh5 27. N1e2 h4 28. Nd4 Nf2 29. Rdf1 Nh3 30. Rh1 Nxf4 31. Rxf4 Rg8 32. Nf5 Bxf5 33. Rxf5 Rg4 34. e5 Rg5 35. Rxg5 hxg5 36. exd6 Bxd6 37. Ne4 Bf4 38. d6 f5 39. Rd1 fxe4 40. d7+ Kd8 41. dxc8=Q+ Kxc8 42. Kc2 h3 43. Rh1 h2 44. Kd1 g4 45. Ke2 Kd7 46. Kf2 Ke6 47. Kg2 Ke5 48. Rd1 e3 49. Rd7 Ke4 50. Re7+ Be5 51. b4 e2 52. Kf2 h1=Q 0-1 |
2024.05.21
Titled Tue 21st May Late
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535786 | Obregon Rivero, J (2483) | Domalchuk-Jonasson, Aleksandr (2368) | 0-1 | |
1. e4 Nc6 2. Nf3 d5 3. exd5 Qxd5 4. Nc3 Qa5 5. h3 Nf6 6. Bc4 Bf5 7. d3 e6 8. Bd2 Qc5 9. O-O a6 10. a3 b5 11. b4 Qd6 12. Bb3 Be7 13. Nh4 Bg6 14. Nxg6 hxg6 15. Re1 Nd4 16. Ba2 Rh4 17. Ne2 Rd8 18. Nxd4 Qxd4 19. Qf3 Kf8 20. Qc6 Bd6 21. Qxa6 Bh2+ 22. Kf1 Bf4 23. Rad1 Bxd2 24. Rxd2 Ne4 0-1 |
2024.05.21
Titled Tue 21st May Late
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535980 | Aggelis, N (2285) | Obregon Rivero, J (2483) | 0-1 | |
1. e4 c5 2. Nc3 e6 3. f4 d5 4. Bb5+ Bd7 5. exd5 Bxb5 6. Nxb5 exd5 7. Qe2+ Be7 8. Nf3 Nf6 9. O-O O-O 10. d4 Nc6 11. a4 a6 12. Nc3 cxd4 13. Nd1 Bc5 14. Nf2 Re8 15. Qd1 d3 16. cxd3 Qb6 17. a5 Qa7 18. b4 Bxf2+ 19. Rxf2 Ng4 20. d4 Nxf2 21. Kxf2 Re4 22. Be3 Rae8 23. Ra3 Nxb4 24. Ne5 Nc6 25. Qa4 Qa8 26. Rc3 Nxe5 27. fxe5 R8xe5 28. Qd7 Re8 29. Qxd5 h6 30. Rc7 R4e7 31. Rc3 Qb8 32. g3 b6 33. Bf4 Qa7 34. axb6 Qxb6 35. Kf3 Qb1 36. Re3 Qh1+ 0-1 |
2024.05.21
Titled Tue 21st May Late
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536210 | Obregon Rivero, J (2483) | Perske, Thore (2450) | 1-0 | |
1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Qb6 9. Qd2 Qxb2 10. Rb1 Qa3 11. Ncb5 Qxa2 12. Rb3 Rb8 13. Be2 a6 14. Nd6+ Bxd6 15. exd6 Nc5 16. Nxc6 Nxb3 17. Qb4 bxc6 18. Qxb8 O-O 19. Qxb3 Qa1+ 20. Bd1 a5 21. Bc5 Bd7 22. O-O a4 23. Qa3 Qxa3 24. Bxa3 Rb8 25. Be2 f6 26. Kf2 c5 27. Bxc5 Rc8 28. Ba3 Rxc2 29. Rc1 Rxc1 30. Bxc1 Kf7 31. Bb2 h6 32. Ke3 g5 33. g3 Bc6 34. Kd4 Ke8 35. Kc5 1-0 |
2024.05.21
Titled Tue 21st May Late
|
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536421 | Obregon Rivero, J (2483) | Santos Latasa, J (2626) | 1-0 | |
1. Nf3 c5 2. e4 Nc6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 h5 6. Bc4 e6 7. Ndb5 d6 8. Bf4 e5 9. Bg5 a6 10. Na3 Be7 11. Bxf6 Bxf6 12. Nd5 Bg5 13. O-O b5 14. Bb3 Be6 15. c3 g6 16. Nc2 O-O 17. g3 Bh6 18. f4 exf4 19. gxf4 Kh7 20. Nd4 Na5 21. f5 Bd7 22. Kh1 Qh4 23. Qf3 Nc6 24. Nb6 Ne5 25. Qg2 Rad8 26. Nxd7 Rxd7 27. Nf3 Nxf3 28. Qxf3 g5 29. f6 Rc7 30. Qf5+ Kh8 31. e5 dxe5 32. Bc2 e4 33. Bxe4 1-0 |
2024.05.21
Titled Tue 21st May Late
|
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536515 | Hamidi, Amir Mohammad (2209) | Obregon Rivero, J (2483) | 1/2-1/2 | |
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. f3 d6 6. Be3 c5 7. Nge2 cxd4 8. Nxd4 Nc6 9. Qd2 Nxd4 10. Bxd4 Bd7 11. Be2 Bc6 12. O-O a5 13. b3 Nd7 14. Be3 Nc5 15. Rac1 Qb6 16. Rc2 Rfc8 17. Rb1 Qb4 18. Qc1 Qb6 19. Qd2 Qb4 20. Qc1 Qb6 21. Qd2 1/2-1/2 |
2024.05.21
Titled Tue 21st May Late
|
||||
536810 | Kazakouski, Valery (2603) | Obregon Rivero, J (2483) | 0-1 | |
1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O c5 6. d4 cxd4 7. Nxd4 Nc6 8. Nc3 Qb6 9. Nc2 d6 10. e4 Bg4 11. Qd2 Rac8 12. h3 Be6 13. b3 a6 14. Rb1 Rfd8 15. Nd5 Bxd5 16. exd5 Ne5 17. Bb2 Qc7 18. Ne3 b5 19. Rfc1 Qb8 20. Bxe5 dxe5 21. c5 e4 22. c6 Bh6 23. Qb4 Bxe3 24. fxe3 Qxg3 25. Qxe7 Qxe3+ 26. Kh1 Nxd5 27. Qxe4 Qxe4 28. Bxe4 b4 29. Rc4 Nc3 30. Rc1 Nxe4 31. Rxe4 Rd6 32. c7 Rd7 33. Rec4 a5 34. R1c2 f5 35. Kg2 Kf7 36. h4 Ke6 37. Kf3 Rd3+ 38. Ke2 Rc3 39. R2xc3 bxc3 40. Rxc3 Kd6 41. Rd3+ Kxc7 42. Rd5 Kb6 43. a4 Rc7 44. h5 Rf7 45. hxg6 hxg6 46. Rd6+ Kc5 47. Rxg6 Kd4 48. Rb6 Ke4 49. Re6+ Kf4 50. Ra6 Rb7 51. Rxa5 Rxb3 52. Rb5 Ra3 53. Rb4+ Kg3 54. Kd2 f4 55. Rb5 Rxa4 0-1 |
2024.05.21
Titled Tue 21st May Late
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536918 | Obregon Rivero, J (2483) | Gorovets, A (2480) | 1-0 | |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 a6 7. O-O Nge7 8. Bg5 h6 9. Bh4 b5 10. Bxb5 axb5 11. Nxb5 d5 12. exd5 Ba6 13. a4 exd5 14. Bg3 Bxb5 15. axb5 Nb4 16. Qb3 Nf5 17. Rfe1+ Be7 18. Rxa8 Qxa8 19. Qxb4 O-O 20. Rxe7 Nxe7 21. Qxe7 Qa1+ 22. Qe1 Qxb2 23. Qf1 Rc8 24. Be5 Qa3 25. Bf4 Rc4 26. Be3 Qb4 27. b6 f5 28. g3 g5 29. Qd1 Qb5 30. Qa1 f4 31. gxf4 gxf4 32. Bd4 Qc6 33. Ne1 Rc1 34. Qa5 Qg6+ 35. Kf1 Qd3+ 36. Kg2 Qe4+ 37. f3 Qe2+ 38. Bf2 1-0 |
2024.05.21
Titled Tue 21st May Late
|
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537070 | Tari, A (2634) | Obregon Rivero, J (2483) | 1-0 | |
1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 d5 5. exd5 exd5 6. Bb5 Ne7 7. Qe2 Qd6 8. d4 cxd4 9. Nxd4 a6 10. Ba4 Bd7 11. Be3 g6 12. Nxc6 bxc6 13. Bd4 f6 14. O-O-O Kf7 15. Bb3 Be6 16. Kb1 Nf5 17. Bxf6 Kxf6 18. Ne4+ dxe4 19. Rxd6 Nxd6 20. Bxe6 Kxe6 21. g4 Be7 22. Rd1 Rhf8 23. Qe3 Kd7 24. Qxe4 Rae8 25. Qa4 Bd8 26. a3 a5 27. Rd3 Bb6 28. Ka2 Kc7 29. Rc3 c5 30. Rd3 Re4 31. Qb3 c4 32. Qc3 Rfxf4 33. Rd5 Rd4 34. Re5 Rfe4 35. Rxe4 Nxe4 36. Qf3 c3 37. Qf7+ Kc6 38. Qxh7 Rd6 39. b4 axb4 40. axb4 Kd5 41. Qf7+ Ke5 42. Qe7+ Re6 43. Qg7+ Kd6 44. Kb3 Kd5 45. Qd7+ Rd6 46. Qb5+ Ke6 47. Qe8+ Kf6 48. Qxe4 Bd4 49. h4 Be5 50. g5+ Ke6 51. Qxg6+ Kd5 52. Qf7+ Ke4 53. g6 Rd1 54. g7 Rb1+ 55. Kc4 1-0 |
2024.05.21
Titled Tue 21st May Late
|
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537214 | Le, Quang Liem (2731) | Obregon Rivero, J (2483) | 1-0 | |
1. c4 Nf6 2. Nc3 c5 3. g3 g6 4. Bg2 Bg7 5. Nf3 O-O 6. d4 cxd4 7. Nxd4 Nc6 8. O-O Qb6 9. e3 d6 10. b3 Bd7 11. Nde2 Rfc8 12. h3 Rab8 13. e4 a6 14. Be3 Qa5 15. a4 Qd8 16. Qd2 Ne5 17. f4 Nc6 18. Rad1 Na5 19. e5 Ne8 20. Nc1 Bc6 21. Qf2 b6 22. Rd3 Qc7 23. Bxc6 Qxc6 24. Nd5 Rb7 25. Bxb6 e6 26. Bxa5 exd5 27. Rxd5 dxe5 28. fxe5 Qe6 29. Nd3 Qxh3 30. Nc5 Re7 31. Bd8 Rxd8 32. Rxd8 Bxe5 33. Rxe8+ Kg7 34. Ne4 Rxe8 35. Qxf7+ Kh6 36. Qxe8 Bd4+ 37. Rf2 Qg4 38. Qf8+ Kh5 39. Nf6+ Bxf6 40. Qxf6 Qxg3+ 41. Rg2 Qe1+ 42. Qf1 Qe3+ 43. Qf2 Qxb3 44. Rh2+ Kg5 45. Qh4+ Kf5 46. Rf2+ Ke5 47. Qf4+ Ke6 48. Qf6+ Kd7 49. Rd2+ Kc7 50. Qd8+ Kc6 51. Qd6+ Kb7 52. Qd7+ Kb6 53. Rd6+ Ka5 54. Qc7+ Kxa4 55. Rxa6+ Kb4 56. Rb6+ Kc3 57. Rxb3+ Kxb3 58. c5 1-0 |
2024.04.23
Titled Tue 23rd Apr Late
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567854 | Obregon Rivero, J (2496) | Novikova, M (1999) | 1-0 | |
1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. Nf3 Nf6 5. d4 c6 6. g3 Bg4 7. Bg2 e6 8. h3 Bh5 9. Bf4 Qd8 10. O-O Bd6 11. Bxd6 Qxd6 12. g4 Bg6 13. Qe2 Nbd7 14. Rad1 O-O-O 15. Ne5 Qc7 16. f4 Qb6 17. Na4 Qb4 18. b3 Nxe5 19. c3 Qa5 20. fxe5 Nd5 21. c4 Nb6 22. Nc5 Qc3 23. Rf3 Qb4 24. Kh2 h5 25. g5 Nd7 26. Ne4 Nxe5 27. dxe5 Rxd1 28. Qxd1 Bxe4 29. Rxf7 Rd8 30. Qf1 Qd2 31. Qf2 Qxf2 32. Rxf2 Bxg2 33. Kxg2 Rd3 34. Rf7 Re3 35. Rxg7 Rxe5 36. h4 Re2+ 37. Kg3 Rxa2 38. Rh7 Ra3 39. g6 Rxb3+ 40. Kf4 Rb1 41. g7 Rf1+ 42. Ke5 1-0 |
2024.04.23
Titled Tue 23rd Apr Late
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568001 | Obregon Rivero, J (2496) | Harish, Neeraj (2213) | 1-0 | |
1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 e5 5. g3 d6 6. h3 O-O 7. Bg2 Nc6 8. O-O h6 9. Rb1 a5 10. a3 Nd7 11. b4 axb4 12. axb4 f5 13. Nh4 Qf6 14. Nd5 Qf7 15. Nxc7 Rb8 16. exf5 gxf5 17. Bd5 1-0 |
2024.04.23
Titled Tue 23rd Apr Late
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568191 | Buker, M (1899) | Obregon Rivero, J (2496) | 0-1 | |
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 c5 7. d5 e6 8. O-O exd5 9. cxd5 Re8 10. Nd2 Na6 11. Re1 Nc7 12. a4 b6 13. Bf1 Rb8 14. Nc4 Ba6 15. Bf4 Bxc4 16. Bxc4 Nh5 17. Be3 Bxc3 18. bxc3 Rxe4 19. Be2 Rxe3 20. fxe3 Nf6 21. Bf3 Qe7 22. c4 a5 23. Rb1 Na6 24. e4 Nd7 25. Be2 Ne5 26. Bf1 Nb4 27. Qd2 Kg7 28. Kh1 f6 29. h3 Rf8 30. Kh2 Qd7 31. Rb3 Qxa4 32. Rg3 Qd7 33. h4 Qe7 34. h5 g5 35. Kg1 h6 36. Qf2 Qf7 37. Qf5 Qxh5 38. Qe6 Qh4 39. Rge3 Nc2 40. R1e2 Nxe3 41. Rxe3 Ng4 42. Rh3 Qf2+ 43. Kh1 Qxf1# 0-1 |
2024.04.23
Titled Tue 23rd Apr Late
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568430 | Obregon Rivero, J (2496) | Contreras Huaman, Fiorella (2012) | 1-0 | |
1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. Be2 Bc5 7. O-O Nd7 8. Rd1 Bd4 9. Qg3 Ne7 10. d3 O-O 11. Bf1 f5 12. Ne2 Bf6 13. exd5 exd5 14. d4 Ng6 15. Nf4 Bh4 16. Qf3 Nxf4 17. Bxf4 Qf6 18. c3 Rae8 19. Re1 Qg6 20. Bd3 Nf6 21. Bd6 Ne4 22. Bxf8 Bxf2+ 23. Kh2 Bg3+ 24. Kg1 Bxe1 25. Rxe1 Rxf8 26. Qf4 Qf6 27. Rf1 g6 28. Qc7 Qf7 29. Qe5 Qg7 30. Qe6+ Qf7 31. Qe5 Qg7 32. Qf4 Qe7 33. Re1 Kg7 34. Re2 Rf7 35. Re1 Qf6 36. Rf1 Qg5 37. Qe5+ Qf6 38. Qf4 Qd6 39. Qe3 Qg3 40. Rf3 Qg5 41. Rf4 Qg3 42. Rxe4 fxe4 43. Qxg3 exd3 44. Qxd3 Re7 45. Kh2 b6 46. Qg3 Kf6 47. Qh4+ Ke6 48. Qf4 Rf7 49. Qe5+ Kd7 50. b4 Re7 51. Qf6 Re6 52. Qh8 Re7 53. b5 cxb5 54. Qf8 Kd6 55. Qf4+ Kd7 56. Qf6 Re6 57. Qf7+ Kd6 58. Qxa7 Kc6 59. Qa8+ Kc7 60. Qa7+ Kc6 61. Qxh7 b4 62. cxb4 Kb5 63. Qd7+ Kxb4 64. Qxe6 1-0 |
2024.04.23
Titled Tue 23rd Apr Late
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568463 | Stillger, B (2256) | Obregon Rivero, J (2496) | 0-1 | |
1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 c5 5. Bg2 O-O 6. c4 Nc6 7. O-O d6 8. d4 cxd4 9. Nxd4 Qb6 10. Nc2 Be6 11. Nc3 Bxc4 12. bxc4 Qxb2 13. Nd5 Nxd5 14. cxd5 Ne5 15. Rb1 Qxa2 16. Rxb7 Rfe8 17. Nb4 Qb2 18. Qb1 Qxe2 19. Nc6 Nf3+ 20. Kh1 Nd2 21. Qd1 Qa6 22. Rc7 Nxf1 23. Bxf1 Qb6 24. Nxe7+ 0-1 |
2024.04.23
Titled Tue 23rd Apr Late
|
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568696 | Obregon Rivero, J (2496) | Mizzi, Jack (2051) | 0-1 | |
1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Bc4 Bd6 7. Qe2+ Qe7 8. Qxe7+ Bxe7 9. O-O O-O 10. Re1 Bd6 11. d4 Bg4 12. Nd2 Nd7 13. Ne4 Bc7 14. c3 Rfe8 15. Bd2 Rad8 16. Ng3 Nf8 17. a3 Rxe1+ 18. Rxe1 Be6 19. Bf1 a5 20. Bc1 a4 21. Ne4 Nd7 22. Nd2 c5 23. Nf3 Bd5 24. Bb5 Bc6 25. Bxc6 bxc6 26. Be3 c4 27. Nd2 Nb6 28. g3 Kf8 29. f3 f5 30. Bf2 f6 31. Re6 Rd6 32. Rxd6 Bxd6 33. d5 c5 34. Kf1 Ke7 35. Ke2 Kd7 36. Kd1 Kc7 37. Kc2 Kb7 38. h3 Ka6 39. g4 g6 40. gxf5 gxf5 41. Bh4 Be5 42. d6 Bxd6 43. Bxf6 Bf4 44. Nf1 Nd5 45. Bh4 Kb7 46. Bf2 Kc6 47. Bg3 Bg5 48. Kb1 Ne3 49. Nh2 f4 50. Bf2 Kd5 51. Kc1 Nf5 52. Kd2 Ng3 53. Ke1 h5 54. Kd2 h4 55. Ng4 Nf5 56. Ke2 Ng3+ 57. Kd2 Nf5 58. Bg1 Nd6 59. Nf2 Nf5 60. Ne4 Be7 61. Bf2 Ng3 62. Bxg3 fxg3 63. Ke2 Ke5 64. Nd2 Kd5 65. Ne4 Bf8 66. Nf6+ Kc6 67. f4 Bh6 68. Nh5 Kd5 69. Kf3 Ke6 70. Kg2 Kf5 71. Kf3 Kg6 72. Nxg3 hxg3 73. Kxg3 Kf5 74. Kf3 Bxf4 75. Ke2 Bc1 76. Kd1 Bxb2 77. Kc2 Bxa3 78. Kb1 Kf4 79. Kc2 Kg3 80. Kb1 Kxh3 81. Ka2 Bc1 82. Kb1 Bh6 83. Ka2 Bg7 84. Ka3 Bxc3 85. Kxa4 Bb4 86. Kb5 c3 0-1 |
2024.03.31
LXIX Mexican Open 2024
|
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591031 | Obregon Rivero, J (2496) | Espinosa Veloz, E (2484) | 0-1 | |
1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 Bd6 6. Bg2 Nge7 7. O-O O-O 8. Re1 Qc7 9. Nh4 b5 10. f4 f6 11. c3 Rb8 12. Qh5 d4 13. Ndf3 e5 14. Rf1 Bd7 15. fxe5 Nxe5 16. Nxe5 Bxe5 17. Bf4 Nc6 18. Rac1 Be6 19. a3 Qd7 20. Qe2 Rbd8 21. Nf3 dxc3 22. Bxe5 fxe5 23. Rxc3 c4 24. dxc4 Bxc4 25. Rxc4 bxc4 26. Qxc4+ Kh8 27. Rc1 Rc8 28. Ng5 Ne7 29. Nf7+ Rxf7 0-1 |
2024.03.30
LXIX Mexican Open 2024
|
||||
591010 | Obregon Rivero, J (2496) | Gracia Alvarez, Gerardo Antonio (2233) | 1/2-1/2 | |
1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. c4 Be7 5. O-O O-O 6. b3 b6 7. Bb2 Bb7 8. e3 dxc4 9. bxc4 c5 10. d3 Qc8 11. Qe2 Rd8 12. Nc3 Nc6 13. Ne1 a6 14. f4 Rb8 15. g4 b5 16. g5 Ne8 17. Rf3 Nd6 18. Rh3 g6 19. Ne4 Nxe4 20. Bxe4 e5 21. Qf3 bxc4 22. Bc3 cxd3 23. Bxd3 Rxd3 24. Nxd3 Nd4 25. Qf1 Ne2+ 26. Qxe2 Qxh3 27. Nxe5 Qf5 28. Qd3 Qh3 29. Qe2 Qf5 30. Qd3 Qh3 31. e4 Qxd3 32. Nxd3 c4 33. Nf2 Bc8 34. Rd1 Be6 35. Kf1 Bc5 36. Ke2 Kf8 37. h3 Bb4 38. Rb1 Bd6 39. Rxb8+ Bxb8 40. Ke3 Ke7 41. Ng4 Bxg4 42. hxg4 Kd7 43. e5 Ba7+ 44. Bd4 Bb8 45. Ke4 Bc7 46. Bc3 Bb6 47. a4 Kc6 48. Bd2 Bc5 49. f5 Bf2 50. Bb4 Kd7 51. Bd2 Bg3 52. Bf4 Be1 53. Kd4 c3 54. Kd3 Kc6 55. Ke2 Bh4 56. Kd1 Bf2 57. Kc2 Bd4 58. Kd3 Kd5 59. e6 fxe6 60. f6 e5 61. f7 e4+ 62. Ke2 Bg7 63. Ke3 Bd4+ 64. Ke2 Bc5 65. Be3 Bf8 66. Kd1 Bg7 67. Kc2 Ke6 68. Bd4 Bf8 69. Kxc3 Kxf7 70. Be3 Bg7+ 71. Bd4 h5 72. gxh6 Bxh6 73. Bg1 Bg7+ 74. Kc4 Ke6 75. Be3 Be5 76. Kc5 Bc3 77. Kc4 Be5 78. Kc5 Bc3 79. Kc4 Bb2 80. Bf4 Ba1 81. Kc5 Bc3 82. Kc4 Be5 83. Bd2 Kd6 84. Bb4+ Kc6 85. Bd2 Bf6 86. Bf4 Kb6 87. Bd2 Kc6 88. Bf4 Bb2 89. Be3 Be5 90. Bd2 Kd6 91. Be3 Ke6 92. Bd2 Bb2 93. Bf4 Bf6 94. Bd2 Kd6 95. Bf4+ Kc6 96. Be3 Bb2 97. Bf4 Kb6 98. Bd2 Ba1 99. Kd5 e3 100. Bxe3+ Ka5 101. Ke6 Kxa4 102. Kf7 Kb5 103. Bd2 a5 104. Bxa5 Kxa5 105. Kxg6 Kb6 106. Kf7 Kc7 107. g5 Kd7 108. g6 Bb2 109. Kf8 Ke6 110. g7 Bxg7+ 111. Kxg7 Ke5 1/2-1/2 |
2024.03.30
LXIX Mexican Open 2024
|
||||
591023 | Tamames Soria, Cesar Manuel (2227) | Obregon Rivero, J (2496) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. h3 g6 7. Be3 Bg7 8. Be2 O-O 9. O-O Bd7 10. Nb3 a5 11. a4 Nb4 12. f4 Bc6 13. Bf3 Nd7 14. Nd4 Nb6 15. b3 Rc8 16. Rc1 Bd7 17. Qd2 Na8 18. Nd5 Nc6 19. c4 Nxd4 20. Bxd4 Bxd4+ 21. Qxd4 Be6 22. Nc3 Rc5 23. Rcd1 Qb6 24. Rd3 f6 25. Nd5 Bxd5 26. exd5 Rc7 27. Re1 Kf7 28. Bg4 f5 29. Bd1 Qxd4+ 30. Rxd4 h5 31. Rd3 Rcc8 32. g4 hxg4 33. hxg4 Rh8 34. Kg2 Nc7 35. Rh3 Rxh3 36. Kxh3 e6 37. dxe6+ Nxe6 38. Kg3 Nd4 39. Bf3 fxg4 40. Bxb7 Rb8 41. Bd5+ Kf6 42. Kxg4 Rxb3 43. c5 Ra3 44. cxd6 Nf5 45. Bf3 Nxd6 46. Rd1 Nf5 47. Rc1 Ne3+ 48. Kg3 Rxa4 49. Rc6+ Kg7 50. Ra6 Nf5+ 51. Kf2 Rxf4 52. Rxa5 g5 53. Ra7+ Kf6 54. Ra6+ Kf7 55. Ra7+ Ke6 56. Ra6+ Ke7 57. Ra7+ Kd6 58. Ra6+ Kc7 59. Rg6 Nd4 60. Rxg5 Rxf3+ 61. Kg2 Rd3 62. Rg8 Kd6 63. Kf2 Ke5 64. Re8+ Kf4 65. Rf8+ Nf5 66. Ke2 Rd7 67. Re8 Ng3+ 68. Kf2 Ne4+ 69. Ke2 Rd2+ 70. Ke1 Rd3 71. Rh8 Rd7 72. Rh3 Re7 73. Ra3 Nc3+ 74. Kf2 Re2+ 75. Kf1 Rc2 76. Ra8 Ke3 77. Re8+ Ne4 78. Kg1 Rc6 79. Kg2 Rg6+ 80. Kh3 Kf3 81. Kh2 Rg2+ 82. Kh3 Rg3+ 83. Kh4 Rg4+ 84. Kh3 Nf2+ 0-1 |
2024.03.29
LXIX Mexican Open 2024
|
||||
590984 | Obregon Rivero, J (2496) | Hidalgo Diaz, Daniel (2339) | 1-0 | |
1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 Nbd7 7. Bb2 c6 8. Nc3 b6 9. d4 Ba6 10. Nd2 b5 11. e4 bxc4 12. bxc4 Nb6 13. e5 Nfd7 14. c5 Nc4 15. Nxc4 Bxc4 16. Re1 Rb8 17. Na4 Re8 18. Bc3 Bb5 19. Nb2 f5 20. Nd3 Qc8 21. Nb4 a5 22. Nc2 Ba4 23. Qd2 Qa6 24. Na3 Bd8 25. Bf1 Qa7 26. Rac1 Bc7 27. Bd3 Rf8 28. Kh1 Kh8 29. Rg1 Bd8 30. g4 f4 31. g5 g6 32. Rg4 Kg7 33. Rcg1 Be7 34. Nc2 Bxc2 35. Bxc2 Nxc5 36. dxc5 Bxc5 37. Rf1 Bb4 38. Rh4 Qc5 39. Qd3 Rb7 1-0 |
2024.03.29
LXIX Mexican Open 2024
|
||||
590994 | Sanchez L, S (2400) | Obregon Rivero, J (2496) | 1-0 | |
1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. O-O Nc6 5. c4 Nf6 6. d4 cxd4 7. Nxd4 O-O 8. Nc3 Qb6 9. Nc2 d6 10. b3 Be6 11. e4 Rfc8 12. Nd5 Qd8 13. Bg5 Ng4 14. Rc1 Bh6 15. Bxh6 Nxh6 16. Qd2 Kg7 17. h3 f6 18. f4 Rab8 19. Nce3 Nf7 20. Rfd1 Qf8 21. b4 b6 22. a3 Ncd8 23. Qb2 Bd7 24. Rd2 Nb7 25. Bf1 Qd8 26. h4 a6 27. Rdc2 e6 28. Nc3 b5 29. cxb5 Qb6 30. Kf2 axb5 31. Kf3 Re8 32. Bh3 Bc6 33. Ncd5 Bxd5 34. exd5 e5 35. Be6 exf4 36. gxf4 Nbd8 37. Ng4 Nxe6 38. Qxf6+ Kg8 39. Qb2 1-0 |
2024.03.28
LXIX Mexican Open 2024
|
||||
590958 | Obregon Rivero, J (2496) | Czebe, A (2344) | 1-0 | |
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. g3 O-O 6. Bg2 Ne4 7. Bxb4 axb4 8. Qc2 d5 9. O-O Nc6 10. Rd1 Qf6 11. e3 Ra6 12. Nbd2 Nxd2 13. Nxd2 Rd8 14. Rdc1 Qe7 15. Nb3 Ra7 16. Nc5 b6 17. Nd3 dxc4 18. Qxc4 Ba6 19. Qb3 Bxd3 20. Qxd3 Nb8 21. Qc4 g6 22. Rd1 Nd7 23. Rd2 Nf6 24. Bc6 e5 25. Rad1 e4 26. Kg2 Ra5 27. d5 Ng4 28. d6 Rxd6 29. Rxd6 cxd6 30. Bxe4 d5 1-0 |
2024.03.28
LXIX Mexican Open 2024
|
||||
590969 | Sanchez Enriquez, O (2286) | Obregon Rivero, J (2496) | 1-0 | |
1. d4 Nf6 2. Nf3 e6 3. Bg5 h6 4. Bxf6 Qxf6 5. e4 g5 6. c3 Bg7 7. Na3 d6 8. Nc4 Qe7 9. Bd3 f5 10. Qe2 f4 11. e5 d5 12. Ncd2 Nd7 13. g4 fxg3 14. Bg6+ Kd8 15. fxg3 Nf8 16. Bh5 Bd7 17. O-O Be8 18. Ne1 Ng6 19. Nd3 Rf8 20. Rxf8 Bxf8 21. Rf1 Bg7 22. Qg4 b6 23. h4 Nh8 24. Bxe8 Kxe8 25. Nf3 Nf7 26. Qh5 Kd7 27. Nxg5 Nxg5 28. hxg5 Rf8 29. Rxf8 Bxf8 30. g6 Qg5 31. Qxg5 hxg5 32. Kg2 g4 33. Nf2 Ke8 34. Nxg4 Be7 35. Nf6+ Kf8 36. Nh5 c5 37. Nf4 Kg7 38. Nxe6+ Kxg6 39. Nf4+ Kf5 40. Kf3 Bg5 41. g4# 1-0 |
2024.03.27
LXIX Mexican Open 2024
|
||||
590946 | Gonzalez Arroyo, L (2189) | Obregon Rivero, J (2496) | 0-1 | |
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. O-O Be7 8. Be3 O-O 9. Bb3 Na5 10. f4 Nxb3 11. axb3 Bd7 12. e5 Ne8 13. Qf3 Qc8 14. Rfd1 f6 15. Qg3 Kh8 16. Ne4 Qc7 17. exf6 gxf6 18. c4 Rg8 19. Qf2 a6 20. f5 e5 21. Ne2 b5 22. N2c3 Qb7 23. cxb5 Bxb5 24. Nxb5 Qxb5 25. Nc3 Qxb3 26. Nd5 Bd8 27. Qf3 Nc7 28. Nb6 Rb8 29. Ra3 Qxb2 30. Nc4 Qc2 31. Nxd6 Rg7 32. Kf1 Rxg2 33. Bh6 Rg7 34. Rad3 Re7 35. Qg4 Qa2 36. Qh5 Qg8 37. Rf3 Ne8 38. Rg3 Ng7 39. Qe2 Bc7 40. Qxa6 Rb6 41. Bxg7+ Rxg7 42. Rxg7 Rxa6 43. Rxg8+ Kxg8 44. Ne4 Kf8 45. Rd7 Rc6 46. Rxh7 Bd8 47. Ke2 Be7 48. Kd3 Rc1 49. Ng3 Rd1+ 50. Ke2 Rd4 51. Nh5 Rh4 52. Nxf6 Bxf6 0-1 |
2024.03.26
LXIX Mexican Open 2024
|
||||
590934 | Obregon Rivero, J (2496) | Vega Castaneda, U (1924) | 1-0 | |
1. d4 d5 2. c4 Nc6 3. Nf3 Bg4 4. e3 e6 5. Nc3 Nf6 6. h3 Bxf3 7. Qxf3 Bb4 8. Bd3 e5 9. cxd5 Qxd5 10. Qxd5 Nxd5 11. Bd2 O-O-O 12. a3 exd4 13. axb4 dxc3 14. bxc3 Nxe3 15. Bxe3 Rxd3 16. b5 Nb8 17. Rxa7 Rhd8 18. O-O Rd1 19. Ra8 b6 20. Ra7 Rxf1+ 21. Kxf1 Re8 22. Bf4 Re7 23. f3 Rd7 24. Ke2 c5 25. Bxb8 1-0 |
2023.11.12
ch-Mexico City 2023
|
||||
750412 | Obregon Rivero, J (2483) | Gonzalez Zamora, J (2484) | 1/2-1/2 | |
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Nb3 O-O 9. Re1 b6 10. Bf1 Bb7 11. Nd5 e6 12. Nxf6+ Bxf6 13. c3 Qc7 14. Bf4 e5 15. Bh6 Bg7 16. Qd2 Rad8 17. Bg5 f6 18. Bh4 Ne7 19. c4 h6 20. f3 g5 21. Bf2 f5 22. exf5 Nxf5 23. Bd3 Nh4 24. Be4 Bxe4 25. Rxe4 Ng6 26. a4 Nf4 27. a5 d5 28. cxd5 Rxd5 29. axb6 axb6 30. Qc3 Qf7 31. Rf1 Qg6 32. Kh1 Kh7 33. Qc2 Rf6 34. Rc4 Qd3 35. Nd2 e4 36. fxe4 Rd7 37. e5 Qxc2 38. Rxc2 Re6 39. h3 Nd3 40. Nf3 Nxf2+ 41. Rcxf2 Rd5 42. Re2 Kg6 43. Rfe1 b5 44. Re4 h5 45. g3 Bh8 46. Kg2 Bg7 47. R1e2 Bh8 48. b3 Bg7 49. Rd4 Rxd4 50. Nxd4 Rxe5 51. Rxe5 Bxe5 52. Nxb5 Kf5 53. Na3 g4 54. Nc4 Bd4 55. b4 Ke6 56. hxg4 hxg4 1/2-1/2 |
2023.11.11
ch-Mexico City 2023
|
||||
750376 | Obregon Rivero, J (2483) | Diaz Rosas, J (2343) | 1-0 | |
1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb4+ 6. c3 Be7 7. Bf4 d6 8. N1d2 Nf6 9. Be2 O-O 10. O-O Re8 11. Re1 Bf8 12. Qc2 Bg4 13. Bxg4 Nxg4 14. h3 Nf6 15. Rad1 Nd7 16. Bg3 a5 17. a4 Qb8 18. Nd4 Be7 19. Nf5 Qa7 20. Nc4 Bf8 21. Na3 Rad8 22. Nb5 Qb8 23. Bh4 Rc8 24. f4 Nc5 25. Bf2 Ne6 26. Qd2 Rcd8 27. Ng3 Nc5 28. Qc2 Ne6 29. Nh5 b6 30. Rd3 Kh8 31. Rg3 Rd7 32. b4 f6 33. Qb3 Ncd8 34. Nd4 Rf7 35. Nxe6 Rxe6 36. f5 Re8 37. bxa5 Qa8 38. axb6 cxb6 39. Bxb6 d5 40. Rd1 Rb7 41. Rxd5 Nf7 42. Rb5 Rxe4 43. Bf2 Rxb5 44. axb5 Qe8 45. b6 Nh6 46. Qd5 Re5 47. Qd1 Bc5 48. Bxc5 Re1+ 49. Qxe1 Qxe1+ 50. Kh2 Qe5 51. Bd4 Qb8 52. Nxg7 Kg8 53. Be3 Ng4+ 54. hxg4 Kxg7 55. c4 Kf7 56. c5 Qc8 57. Rh3 Kg7 58. Bg1 Qc6 59. Kh1 Qe4 60. Rc3 Qb4 61. Rd3 Qxg4 62. b7 Qh4+ 63. Rh3 Qf4 64. c6 Qb8 65. Bh2 1-0 |
2023.11.11
ch-Mexico City 2023
|
||||
750394 | Figueredo Losada, L (2373) | Obregon Rivero, J (2483) | 1/2-1/2 | |
1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Bc4 O-O 8. Bb3 Qa5 9. f3 d6 10. Qd2 Nxd4 11. Bxd4 Be6 12. O-O-O Rfc8 13. Kb1 b5 14. Bxf6 Bxf6 15. Nd5 Qxd2 16. Nxf6+ Kg7 17. Nh5+ Kh6 18. Rxd2 Kxh5 19. Re1 1/2-1/2 |
2023.11.10
ch-Mexico City 2023
|
||||
750343 | Sandoval Mercado, Carlos (2397) | Obregon Rivero, J (2483) | 1/2-1/2 | |
1. d4 d6 2. c4 e5 3. e3 g6 4. Nc3 Bg7 5. dxe5 dxe5 6. Qxd8+ Kxd8 7. b3 Be6 8. Bb2 Nd7 9. O-O-O Kc8 10. Ne4 h6 11. f4 f5 12. Nf2 Ngf6 13. Nf3 e4 14. Nd4 Bf7 15. g4 fxg4 16. Rg1 a6 17. Nxg4 Nxg4 18. Rxg4 c5 19. Ne2 Bxb2+ 20. Kxb2 Nf6 21. Rg1 Kc7 22. Nc3 Rad8 23. Bh3 b6 24. Kc2 Rhe8 25. a3 Rxd1 26. Rxd1 Re7 27. a4 Be8 28. Rg1 Kb7 29. Rd1 Kc7 30. Rg1 Bf7 31. Rd1 Re8 32. Rd2 Kc6 33. Rd1 Kc7 34. Rd2 Kc6 35. Kc1 Kc7 36. Rd1 Kc6 37. Rd2 Kc7 38. Kc2 Rf8 39. Bg2 Be6 40. Kd1 Bf5 41. Ke2 Kc6 42. Ke1 Re8 43. h3 Kc7 44. Ke2 Bd7 45. Ke1 Bc6 46. Bf1 Ng8 47. Nd5+ Kb7 48. Rg2 Bxd5 49. cxd5 Nf6 50. Rxg6 Nxd5 51. Kf2 Re7 52. Rxh6 Nc3 53. Bc4 b5 54. axb5 axb5 55. Be6 Kc7 56. f5 Kd6 57. Bg8+ Ke5 58. f6 Re8 59. f7 Rf8 60. Rc6 Nd5 61. Rxc5 b4 62. Ra5 Kd6 63. Ra6+ Ke7 64. Kg3 Nxe3 65. Kf4 Nf1 66. Ke5 Rd8 67. Kxe4 Nd2+ 68. Ke3 Kf8 69. Rb6 Nxb3 70. Rxb4 Na5 71. h4 Nc6 72. Re4 Ne7 73. Rg4 Rd5 74. Ke4 Rh5 75. Kf4 Rh8 76. Ke5 Nxg8 77. fxg8=Q+ Rxg8 78. Rxg8+ Kxg8 1/2-1/2 |
2023.11.10
ch-Mexico City 2023
|
||||
750360 | Ibarra Chami, L (2432) | Obregon Rivero, J (2483) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. h3 Nbd7 9. g4 h6 10. Qd2 b5 11. f3 b4 12. Na4 d5 13. exd5 Bxd5 14. Be2 Qc7 15. c4 bxc3 16. Nxc3 Bb4 17. Kf2 Qb7 18. Rhg1 Rc8 19. h4 Be6 20. Nb5 Bxd2 21. Nd6+ Ke7 22. Nxb7 Bxe3+ 23. Kxe3 Rc2 24. Rgc1 Rxb2 25. Kf2 Nd5 26. Kf1 h5 27. g5 Nf4 28. Bxa6 Ra8 29. N3c5 Bh3+ 30. Kg1 Rg2+ 31. Kf1 Rxa2+ 0-1 |
2023.11.09
ch-Mexico City 2023
|
||||
750311 | Limon Olmos, Ivan Alonso (2152) | Obregon Rivero, J (2483) | 0-1 | |
1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 c5 7. O-O cxd4 8. Nxd4 Nc6 9. Be3 Bd7 10. Rb1 Nxd4 11. Bxd4 Bc6 12. Qd3 a5 13. b3 Nd7 14. Rfd1 f5 15. Bxg7 Kxg7 16. Qd4+ Rf6 17. exf5 gxf5 18. Rd3 e5 19. Rg3+ Kh8 20. Qh4 Qf8 21. Rh3 Qg7 22. Rg3 Qf8 23. Rh3 Qf7 24. Rd1 Rg8 25. Nd5 Rfg6 26. Rg3 f4 27. Rxg6 Qxg6 28. Bf3 Qg5 29. Qxg5 Rxg5 30. Be4 Nc5 31. f3 Ne6 32. Nc3 Nd4 33. Kf2 Kg7 34. g3 Rh5 35. Kg2 fxg3 36. hxg3 Rh6 37. Rd2 Kf7 38. Ne2 Ne6 39. Bd5 Ke7 40. Bxe6 Kxe6 41. Nc3 Kf5 42. Nd5 Ke6 43. Nc7+ Kd7 44. Nd5 b5 45. cxb5 Bxb5 46. g4 Bc6 47. Nb6+ Kc7 48. Nd5+ Kb7 49. a3 Re6 50. Kf2 Rh6 51. Kg2 Re6 52. Kf2 h5 53. gxh5 Be8 54. Ne3 Bxh5 55. Nc4 Kc7 56. Ne3 Bf7 57. Nd5+ Kc6 58. b4 axb4 59. axb4 Rh6 60. Ne7+ Kd7 61. Nf5 Rf6 62. Ne3 Bh5 63. Nc4 Kc7 64. Rd3 e4 65. Rxd6 0-1 |
2023.11.09
ch-Mexico City 2023
|
||||
750326 | Obregon Rivero, J (2483) | Sanchez Enriquez, O (2297) | 1-0 | |
1. d4 Nf6 2. c4 e6 3. Nf3 a6 4. Nc3 d5 5. cxd5 exd5 6. Bg5 Be6 7. e3 Nbd7 8. Bd3 Bd6 9. O-O c6 10. h3 Qc7 1-0 |
2023.11.08
ch-Mexico City 2023
|
||||
750289 | Obregon Rivero, J (2483) | Gracia Alvarez, Gerardo Antonio (2201) | 1/2-1/2 | |
1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 h6 5. Bg2 Bd6 6. Qc2 O-O 7. Nbd2 c5 8. dxc5 Bxc5 9. O-O Bb6 10. c5 Bc7 11. e4 Nc6 12. a3 a5 13. b3 d4 14. Rb1 e5 15. b4 axb4 16. axb4 Be6 17. b5 Ne7 18. b6 Bb8 19. Ne1 Nc6 20. Nd3 Qe7 21. Bb2 Rc8 22. Ra1 Rxa1 23. Rxa1 h5 24. h3 h4 25. g4 Nh7 26. Ra8 Ng5 27. Nc4 Bd7 28. Ba3 Ne6 1/2-1/2 |
2023.11.07
ch-Mexico City 2023
|
||||
750273 | Navarro Segura, R (2055) | Obregon Rivero, J (2483) | 0-1 | |
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Be2 Be7 8. O-O O-O 9. Qd2 h6 10. Bh4 Nxd4 11. Qxd4 Nxe4 12. Nxe4 Bxh4 13. Qxd6 f5 14. Qxd8 Rxd8 15. Nc5 b6 16. Nb3 e5 17. Rad1 Be6 18. Rxd8+ Rxd8 19. Rd1 Rc8 20. c3 Kf7 21. Kf1 g6 22. Nc1 Be7 23. Bb5 h5 24. Bd7 Bc4+ 25. Ke1 Rc7 26. Ba4 Kf6 27. Rd7 Rxd7 28. Bxd7 h4 29. h3 Bd5 30. Kf1 Bf8 31. b3 Bh6 32. Nd3 Be4 33. Bb5 Bd2 34. f3 Bb7 35. c4 g5 36. c5 Bc3 37. c6 Bc8 38. Bc4 a6 39. a4 a5 40. Ke2 Ke7 41. Bb5 Kd6 42. Nf2 Be6 43. Bc4 Bxc4+ 44. bxc4 Kxc6 45. Nd3 Bd4 46. Kd2 e4 47. fxe4 fxe4 0-1 |
2023.04.09
LXVIII Mexican Open 2023
|
||||
991575 | Obregon Rivero, J (2493) | Bruzon Batista, L (2611) | 0-1 | |
1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. d3 O-O 6. Nbd2 c5 7. e4 Nc6 8. e5 Nd7 9. Re1 Qc7 10. Qe2 b5 11. Nf1 Bb7 12. h4 Rfc8 13. c3 Rab8 14. h5 h6 15. Bf4 Qd8 16. g4 Nf8 17. Qd2 Nh7 18. Bg3 d4 19. c4 bxc4 20. dxc4 a5 21. a4 Ba6 22. Qc1 Qb6 23. Qf4 Bxc4 24. N1d2 Bd5 25. Ne4 Nb4 26. g5 Bxe4 27. Qxe4 hxg5 28. Nd2 c4 29. Rec1 c3 30. bxc3 Rxc3 31. Nc4 Qc5 32. Rxc3 dxc3 33. Nd6 c2 34. Rc1 Qc3 35. Nxf7 Nf8 36. h6 Kxf7 37. h7 Ng6 38. Bh3 Nf4 39. Bxe6+ Kxe6 40. Bxf4 Qd3 0-1 |
2023.04.08
LXVIII Mexican Open 2023
|
||||
991560 | Fernandez, Li (2326) | Obregon Rivero, J (2493) | 0-1 | |
1. d4 Nf6 2. Bf4 d5 3. Nf3 c5 4. e3 Nc6 5. Nbd2 Nh5 6. Be5 f6 7. Bg3 Qb6 8. dxc5 Qxb2 9. Rb1 Qc3 10. Bb5 Qxc5 11. c4 a6 12. Nb3 Qb4+ 13. Nbd2 Qc5 14. Nb3 Qb6 15. Bxc6+ bxc6 16. cxd5 Bf5 17. Rc1 Qb4+ 18. Nfd2 Nxg3 19. hxg3 cxd5 20. Nd4 Bg6 21. Ne6 Kf7 22. Nf4 Bf5 23. Qh5+ g6 24. Nxg6 Bxg6 25. Qxd5+ e6 26. Qxa8 Qxd2+ 27. Kxd2 Bb4+ 28. Ke2 Rxa8 29. Rc7+ Kg8 30. Rd1 Be8 31. f3 e5 32. g4 a5 33. Rd5 h6 34. f4 exf4 35. exf4 Bf7 36. Rdd7 Re8+ 37. Kf3 Bxa2 38. Rg7+ Kf8 39. Rh7 Bd5+ 40. Kg3 Re3+ 41. Kh4 Bg8 42. Rh8 Re8 43. Rxh6 Be7 44. Ra7 Bd8 45. Rh8 Re7 46. Ra8 Rd7 47. Rh5 Bd5 48. Rh8+ Bg8 49. Rh5 Bd5 50. Rh8+ Ke7 51. Rh7+ Ke6 52. Ra6+ Rd6 53. Raa7 Bxg2 54. Kh5 Bf3 55. f5+ Ke5 56. Rhd7 Rxd7 57. Rxd7 Bb6 58. Rd3 Ke4 59. Rd6 Bd4 60. Kh4 a4 61. g5 Bf2+ 62. Kh3 fxg5 63. f6 g4+ 64. Kh2 g3+ 65. Kh3 g2 66. Re6+ Kd5 67. f7 g1=Q 68. Rd6+ Ke5 0-1 |
2023.04.08
LXVIII Mexican Open 2023
|
||||
991567 | Obregon Rivero, J (2493) | Leon Valdes, J (2331) | 1-0 | |
1. Nf3 Nf6 2. g3 c6 3. Bg2 d5 4. O-O g6 5. b3 Bg7 6. Bb2 O-O 7. d3 a5 8. a4 Bg4 9. h3 Bxf3 10. Bxf3 Re8 11. Nd2 e5 12. e4 d4 13. Bg2 Nbd7 14. Qe1 c5 15. Nc4 Nh5 16. Bf3 Nhf6 17. Bc1 h5 18. Bd2 b6 19. Be2 Qe7 20. f4 Nh7 21. g4 hxg4 22. Bxg4 Rab8 23. Bxd7 Qxd7 24. Qg3 Bh6 25. fxe5 Bxd2 26. Nxd2 Qe7 27. Nc4 Qg5 28. Qxg5 Nxg5 29. Kg2 Nh7 30. Rf4 Re7 31. Raf1 Rbb7 32. Nd6 Rbc7 33. h4 Kg7 34. h5 Kg8 35. hxg6 fxg6 36. Nc4 Rc6 37. Kg3 Rce6 38. Kg4 Rc6 39. Rf6 Nxf6+ 40. exf6 Rh7 41. Ne5 Rd6 42. Nxg6 Re6 43. e5 Kf7 44. Kg5 Rh2 45. Rg1 Re8 46. Kf5 Rh5+ 47. Rg5 Rxg5+ 48. Kxg5 Ke6 49. Nf4+ Kxe5 50. f7 1-0 |
2023.04.07
LXVIII Mexican Open 2023
|
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991538 | Morales Garcia, S (2232) | Obregon Rivero, J (2493) | 0-1 | |
1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 a6 7. a4 g6 8. f4 Bg7 9. Nf3 O-O 10. Bd3 Re8 11. O-O Bg4 12. h3 Bxf3 13. Qxf3 Qc7 14. Be3 Nbd7 15. Kh1 Re7 16. Bf2 Rae8 17. Rab1 c4 18. Bc2 Rb8 19. Bh4 Ree8 20. Rbe1 b5 21. axb5 axb5 22. e5 dxe5 23. f5 Kh8 24. Ne4 Nxd5 25. f6 Bh6 26. Ng5 N7xf6 27. Rd1 e4 28. Nxe4 Nxe4 29. Rxd5 f5 30. Bxe4 Rxe4 31. Bg3 Qb7 32. Rfd1 Rbe8 33. Rd7 Qb6 34. Qc3+ Kg8 35. R1d6 Qe3 36. Qf6 Rf8 37. Qc3 f4 38. Bh4 Qxc3 39. bxc3 f3 40. Bg3 fxg2+ 41. Kg1 Re2 42. Kh2 Be3 0-1 |
2023.04.07
LXVIII Mexican Open 2023
|
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991547 | Obregon Rivero, J (2493) | Perez Garcia, Rodn (2323) | 0-1 | |
1. c4 e5 2. Nc3 d6 3. d4 exd4 4. Qxd4 Nc6 5. Qd2 Nf6 6. b3 Be6 7. e4 a5 8. Nf3 a4 9. Rb1 axb3 10. axb3 Be7 11. Be2 O-O 12. O-O Ng4 13. h3 Nge5 14. Nh2 f5 15. f4 Nd7 16. g4 fxe4 17. f5 Bf7 18. g5 e3 19. Qxe3 d5 20. Qg3 Nd4 21. Ng4 Bxg5 22. f6 Nxe2+ 23. Nxe2 Bxf6 24. Nf4 Bd4+ 25. Kh1 Nf6 26. Be3 Bxe3 27. Nxe3 Qd7 28. Rg1 Nh5 29. Qg2 d4 30. Ng4 Be8 31. Ne5 Nxf4 32. Nxd7 Nxg2 33. Nxf8 Nf4 34. Rg3 0-1 |
2023.04.06
LXVIII Mexican Open 2023
|
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991516 | Garcia Guerrero, I (2307) | Obregon Rivero, J (2493) | 0-1 | |
1. d4 d5 2. Nf3 Nf6 3. c3 g6 4. Bf4 Nh5 5. Be5 f6 6. Bg3 c5 7. e3 Qb6 8. Qb3 Nxg3 9. hxg3 c4 10. Qc2 Bf5 11. Qc1 Bg7 12. Nbd2 Nc6 13. e4 dxe4 14. Nxc4 Qc7 15. Nfd2 h5 16. Ne3 Bh6 17. Nxf5 gxf5 18. Qd1 O-O-O 19. Nc4 e3 20. Qf3 exf2+ 21. Kxf2 e5 22. Qxf5+ Kb8 23. Kg1 b5 24. Na3 Be3+ 25. Kh2 h4 26. Nxb5 hxg3+ 27. Kxg3 Qg7+ 28. Kf3 Rxh1 29. Kxe3 Qg3+ 30. Qf3 Qxf3+ 31. gxf3 a6 32. Na3 exd4+ 33. cxd4 Nxd4 34. Rb1 Nf5+ 35. Kf4 Rd5 36. Ke4 Re5+ 37. Kd3 Re3+ 38. Kc4 Rxf1 39. Rxf1 Rxa3 40. Rf2 Re3 41. b4 Nh4 42. Kc5 Nxf3 43. Kd6 Kb7 44. a4 f5 45. Rg2 Rd3+ 46. Kc5 Rd7 47. Rg6 Nd2 0-1 |
2023.04.06
LXVIII Mexican Open 2023
|
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991525 | Obregon Rivero, J (2493) | Sandoval Mercado, Carlos (2291) | 0-1 | |
1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 O-O 7. Bd3 Re8 8. Nge2 c6 9. Qc2 Nbd7 10. f3 b5 11. O-O Nf8 12. Bh4 g6 13. a3 Ne6 14. Rad1 Bd7 15. e4 dxe4 16. fxe4 Ng4 17. Bxe7 Qxe7 18. Qd2 Qg5 19. Rf3 Qxd2 20. Rxd2 c5 21. Nd5 cxd4 22. Rg3 Ne5 23. Nf6+ Kg7 24. Nxe8+ Bxe8 25. Rd1 Rd8 26. Bb1 Bc6 27. Ba2 Nc4 28. Bxc4 bxc4 29. e5 Ba4 30. Rd2 d3 31. Nc3 Bc2 32. Rg4 Nd4 33. Rf4 Nb3 34. Rdf2 Rd7 35. Rxc4 d2 36. Rc6 d1=Q+ 37. Nxd1 Bxd1 38. Rd6 Rxd6 39. exd6 Bg4 40. Rc2 Kf6 41. Rf2+ Kg7 42. Rf4 Be6 43. Rf3 Nd4 44. Rd3 Nc6 45. d7 Nd8 46. Rc3 Kf6 47. Rc8 Ke7 48. Ra8 Kxd7 49. Rxa7+ Kd6 50. b4 Nc6 51. Ra8 Kc7 52. b5 Nb8 53. Ra4 Kb6 54. Rh4 h5 55. Rd4 Nd7 56. a4 Ka5 57. Kf2 Nb6 58. Kg3 Nxa4 59. Kf4 Kxb5 60. Ke5 Nb6 61. Rd1 Kc6 62. Kf6 Nd5+ 63. Kg7 Kd6 64. Re1 Nf4 65. g3 Nd5 66. Re2 Ke7 67. Ra2 Kd6 68. Re2 Ke7 69. Ra2 Ne3 70. Ra7+ Bd7 71. Rxd7+ Kxd7 72. Kxf7 g5 73. h4 g4 74. Kg6 Ke6 75. Kxh5 Kf5 0-1 |
2023.04.05
LXVIII Mexican Open 2023
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991508 | Obregon Rivero, J (2493) | Garcia de Dios, Jose Antonio (2148) | 1-0 | |
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Nf3 b6 8. Bb5+ Bd7 9. Bd3 c4 10. Be2 Ba4 11. O-O h6 12. g3 Kd7 13. Nh4 Nbc6 14. f4 g6 15. Ng2 Kc7 16. Be3 b5 17. Bf2 h5 18. h3 a5 19. Qd2 Qd7 20. Nh4 Rhb8 21. Rfb1 Rh8 22. Nf3 Nb8 23. g4 hxg4 24. hxg4 Na6 25. Bh4 Rhb8 26. Kg2 Rb6 27. Rh1 Ng8 28. Bf6 Rf8 29. Rh7 Kb8 30. Bg7 Re8 31. Ng5 Rb7 32. Rah1 b4 33. axb4 axb4 34. Ra1 Qb5 35. Kg3 Rc8 36. cxb4 Nxb4 37. c3 Nd3 38. Bh8 Rf8 39. Qa2 Qb2 40. Qxa4 Qxe2 41. Qa8+ Kc7 42. Nxe6+ 1-0 |
2023.04.04
LXVIII Mexican Open 2023
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991498 | Encinas Varela, David (1945) | Obregon Rivero, J (2493) | 0-1 | |
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. f4 Bd7 9. O-O-O h6 10. Bxf6 Qxf6 11. Nb3 Qd8 12. Kb1 Qc7 13. Bd3 O-O-O 14. f5 Be7 15. Qf2 Kb8 16. Na4 Ne5 17. Nb6 Bc6 18. Na5 Ng4 19. Qd4 Bf6 20. Qb4 Ka7 21. Nxc6+ Qxc6 22. Nc4 Nf2 23. fxe6 fxe6 24. Rhf1 Nxd1 25. Rxd1 d5 26. exd5 exd5 27. Ne3 Qb6 28. Qxb6+ Kxb6 29. Bg6 Kc5 30. c3 d4 31. b4+ Kb6 32. cxd4 Rxd4 33. Nd5+ Ka7 34. Rxd4 Bxd4 35. Kc2 Rf8 36. Kd3 Bg1 37. a4 Bxh2 38. b5 Rf2 39. b6+ Kb8 40. Be4 Ra2 41. Ne7 Rxa4 42. Nf5 Bg1 43. Nxg7 Rd4+ 0-1 |