WORLDBASE
60 games / 60 parties
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2025.04.02
3rd FAOGBA Open 2025
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| 127648 | Koch, Ju (2001) | Schnaider, Ilan (2384) | 0-1 | |
| 1. c4 c6 2. Nf3 d5 3. e3 Nf6 4. b3 Bf5 5. Bb2 e6 6. Be2 h6 7. O-O Nbd7 8. d4 Be7 9. Nc3 O-O 10. Nd2 Nb6 11. Rc1 a5 12. c5 Nbd7 13. Na4 Rb8 14. Bc3 Qc7 15. f4 Ra8 16. Bb2 Bh7 17. Qe1 Rfc8 18. Nf3 b5 19. cxb6 Nxb6 20. Nc5 Nbd7 21. Nxd7 Nxd7 22. Ne5 Nxe5 23. fxe5 Bg6 24. Qd2 Qb7 25. Bd3 Bxd3 26. Qxd3 a4 27. e4 axb3 28. axb3 dxe4 29. Qxe4 Qxb3 30. Rb1 Qd5 31. Qxd5 cxd5 32. Bc1 Rc2 33. Rf2 Rc4 34. Be3 Ra3 35. Rb8+ Kh7 36. Rxf7 Rxe3 37. Rxe7 Re2 38. Rb1 Rcc2 39. Rxe6 Rxg2+ 40. Kf1 Rcf2+ 41. Ke1 Rxh2 42. Reb6 Ra2 0-1 | ||||
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2025.03.04
Titled Tue 4th Mar Early
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| 154688 | Koch, Ju (2001) | Aditya, Varun Gampa (2190) | 0-1 | |
| 1. c4 g6 2. g3 Bg7 3. Bg2 d6 4. Nc3 Nc6 5. Nf3 Bd7 6. Rb1 Qc8 7. h4 e5 8. d3 Nge7 9. Bd2 O-O 10. Qc1 Nd4 11. Nxd4 exd4 12. Nd5 Nxd5 13. cxd5 Re8 14. e4 dxe3 15. Bxe3 Bd4 16. O-O Rxe3 17. Qc4 Rxg3 18. Kh2 Rxg2+ 19. Kxg2 Bh3+ 0-1 | ||||
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2025.03.04
Titled Tue 4th Mar Early
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| 157272 | Koch, Ju (2001) | Miserendino, A (2032) | 0-1 | |
| 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 c5 7. d5 b5 8. cxb5 a6 9. a4 axb5 10. Bxb5 Ba6 11. Bxa6 Rxa6 12. Nd2 Nbd7 13. O-O Rb6 14. Nb5 Qc8 15. Nc4 Rb8 16. f3 Qa6 17. Bd2 Rfc8 18. Qc2 Nb6 19. Nxb6 Rxb6 20. Bc3 Rcb8 21. g4 Nd7 22. Bxg7 Kxg7 23. Qc3+ Kg8 24. f4 Nf6 25. Qf3 Qa5 26. e5 Ne8 27. e6 fxe6 28. dxe6 Qd2 29. Rf2 Qb4 30. f5 g5 31. Qe3 h6 32. f6 Nxf6 33. Rxf6 Qxg4+ 34. Kh1 exf6 35. e7 Re8 36. Nc7 Rxb2 37. Rg1 Qd7 38. Nxe8 Qc6+ 0-1 | ||||
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2025.03.04
Titled Tue 4th Mar Early
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| 157017 | Yevchenko, A (2276) | Koch, Ju (2001) | 1/2-1/2 | |
| 1. c4 e6 2. e4 d5 3. exd5 exd5 4. cxd5 Nf6 5. Nc3 c6 6. dxc6 Nxc6 7. Nf3 Bc5 8. Bb5 O-O 9. O-O Bg4 10. Be2 Re8 11. h3 Bh5 12. d3 Qe7 13. Bg5 h6 14. Bxf6 Qxf6 15. Ne4 Qe7 16. Nxc5 Qxe2 17. Qxe2 Rxe2 18. Nxb7 Bxf3 19. gxf3 Rxb2 20. Nc5 Nd4 21. Kg2 Rc8 22. Rfc1 Ne2 23. Rc4 Nf4+ 24. Rxf4 Rxc5 25. Ra4 Rcc2 26. Rf1 Rxa2 27. Rxa2 Rxa2 28. f4 Rd2 29. Ra1 Rxd3 30. Rxa7 g6 31. Ra6 Kg7 32. Rb6 h5 33. Ra6 Rc3 34. Rb6 Rd3 35. Ra6 Rc3 36. Rb6 Rd3 1/2-1/2 | ||||
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2025.03.04
Titled Tue 4th Mar Early
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| 156526 | Subramanian, Anusha (2026) | Koch, Ju (2001) | 1-0 | |
| 1. c4 e6 2. Nc3 d5 3. e3 c5 4. cxd5 exd5 5. d4 Nf6 6. Nf3 Nc6 7. Bb5 cxd4 8. Nxd4 Bd7 9. O-O a6 10. Be2 Bd6 11. h3 O-O 12. Bf3 Be6 13. b3 Rc8 14. Bb2 Bb8 15. Nxe6 fxe6 16. Rc1 Qd6 17. g3 Ne5 18. Bg2 Ng6 19. Qd2 h5 20. Qd3 Ne5 21. Qe2 h4 22. f4 Nc6 23. g4 d4 24. Ne4 Nxe4 25. Bxe4 dxe3 26. Rcd1 Qb4 27. Rd7 Rf7 28. Bh7+ Kf8 29. Qd3 Rxd7 30. Qxd7 Rc7 31. Bxg7# 1-0 | ||||
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2025.03.04
Titled Tue 4th Mar Early
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| 156255 | Koch, Ju (2001) | Marcziter, D (2210) | 0-1 | |
| 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 Na6 7. O-O c5 8. d5 e6 9. h3 Re8 10. Bf4 exd5 11. exd5 Nc7 12. Re1 Nh5 13. Bh2 f5 14. Nd2 Nf6 15. Nf3 Nh5 16. Nd2 Nf6 17. Nf3 a6 18. a4 Ne4 19. Qc2 Nxc3 20. bxc3 Qf6 21. Bd3 Bd7 22. Rab1 Rab8 23. Rxe8+ Nxe8 24. Rb6 Qxc3 25. Bxd6 Nxd6 26. Rxd6 Qa1+ 27. Kh2 Bxa4 28. Qb1 Be5+ 29. g3 Qxb1 30. Rxg6+ hxg6 31. Bxb1 Bd6 0-1 | ||||
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2025.03.04
Titled Tue 4th Mar Early
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| 155771 | Koch, Ju (2001) | Kuchava, A (2094) | 0-1 | |
| 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. b3 b6 9. Nc3 Ba6 10. Ne5 Nfd7 11. cxd5 cxd5 12. Nxd7 Nxd7 13. Re1 Rc8 14. Rc1 Ba3 15. Rb1 Qe7 16. Bf1 Nf6 17. e3 Bxf1 18. Rxf1 Rc6 19. Nb5 Bd6 20. Nxd6 Qxd6 21. Rc1 Rfc8 22. Rxc6 Qxc6 23. Qc1 Ne4 24. Qxc6 Rxc6 25. Rc1 Rxc1+ 26. Bxc1 Nc3 27. Bd2 Nxa2 28. Kf1 a5 29. Ke2 f6 30. Kd3 e5 31. Kc2 Kf7 32. Kb2 Nb4 33. Bxb4 axb4 34. Kc2 e4 35. Kd2 Kg6 36. Ke2 Kg5 37. h3 f5 38. f3 exf3+ 39. Kxf3 Kf6 40. h4 h6 41. g4 fxg4+ 42. Kxg4 g5 43. hxg5+ hxg5 44. Kg3 Kf5 45. Kf3 b5 46. e4+ dxe4+ 47. Ke3 g4 48. d5 Ke5 49. d6 Kxd6 50. Kxe4 Kc5 51. Kf4 Kd4 52. Kxg4 Kc3 53. Kf3 Kxb3 54. Ke3 Kc2 0-1 | ||||
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2025.03.04
Titled Tue 4th Mar Early
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| 155462 | Murawski, Jan (2079) | Koch, Ju (2001) | 1-0 | |
| 1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. Bg5 Bb4 5. e3 h6 6. Bxf6 Qxf6 7. Qa4+ Nc6 8. cxd5 exd5 9. Nf3 O-O 10. Be2 a6 11. O-O Be6 12. Rac1 Bd6 13. Qb3 Ne7 14. Na4 b6 15. Qc3 g5 16. Ne5 Ng6 17. Nxg6 Qxg6 18. Qc6 Rfd8 19. Bf3 g4 20. Bd1 Qh5 21. g3 Bf5 22. Bc2 Bxc2 23. Qxc2 Qg6 24. Qxg6+ fxg6 25. Nc3 Bb4 26. a3 Bxc3 27. Rxc3 c5 28. dxc5 bxc5 29. Rxc5 d4 30. exd4 Rxd4 31. Re1 Rf8 32. Rc2 h5 33. Kg2 a5 34. h4 gxh3+ 35. Kxh3 a4 36. Re7 Rf7 37. Re6 Kg7 38. Kg2 Rg4 39. Ra6 h4 40. Kh3 Rd4 41. gxh4 Rxf2 42. Rxf2 1-0 | ||||
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2025.03.04
Titled Tue 4th Mar Early
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| 155229 | Koch, Ju (2001) | Zheenbekov, N (2065) | 0-1 | |
| 1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. d4 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Bg5 Nbd7 9. Nc3 h6 10. Bc1 b6 11. Ne5 Bb7 12. b3 Rc8 13. Bb2 Ba8 14. e4 dxe4 15. Nxe4 Nxe4 16. Bxe4 Nf6 17. Bg2 c5 18. Bxa8 Rxa8 19. Nc6 Qc7 20. Nxe7+ Qxe7 21. d5 exd5 22. Bxf6 Qxf6 23. Qxd5 Rad8 24. Qb7 a5 25. Rad1 Rd4 26. Rfe1 Rfd8 27. Rxd4 cxd4 28. Qe4 d3 29. Rd1 d2 30. Qc2 Qd4 31. Kf1 h5 32. Ke2 Qg4+ 33. Kf1 Qf3 34. Kg1 Qe2 35. Kg2 h4 36. gxh4 g6 37. h5 Rd4 38. h3 Rf4 39. Rf1 Qf3+ 40. Kg1 Qxh3 41. f3 Qg3+ 42. Kh1 Rh4# 0-1 | ||||
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2025.03.04
Titled Tue 4th Mar Early
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| 155946 | Dilmukhametov, Artur (2276) | Koch, Ju (2001) | 1-0 | |
| 1. d4 Nf6 2. Nc3 d5 3. e4 dxe4 4. f3 c5 5. d5 e6 6. Bb5+ Bd7 7. fxe4 Bxb5 8. Nxb5 Qa5+ 9. Nc3 exd5 10. exd5 Be7 11. d6 Bd8 12. Qe2+ Kd7 13. Be3 Nd5 14. Qg4+ Kc6 15. Qe4 c4 16. Qxc4+ Kxd6 17. O-O-O 1-0 | ||||
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2025.02.18
Titled Tue 18th Feb Early
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| 173920 | Koch, Ju (2001) | Jayasundara, P (1874) | 0-1 | |
| 1. Nf3 c5 2. c4 g6 3. Nc3 Bg7 4. e3 Nf6 5. d4 cxd4 6. exd4 O-O 7. Be2 d5 8. c5 Nc6 9. O-O Ne4 10. Be3 Nxc3 11. bxc3 b6 12. cxb6 axb6 13. h3 Na5 14. Qa4 Qc7 15. Rfc1 Bd7 16. Qb4 Rfb8 17. c4 Nxc4 18. Bxc4 dxc4 19. Rxc4 Qd8 20. Ne5 Be8 21. Nc6 Bxc6 22. Rxc6 b5 23. a3 Ra4 24. Qc5 b4 25. Rc1 bxa3 26. Rc8 Rxc8 27. Qxc8 Ra8 28. Qc4 e5 29. dxe5 Bxe5 30. Rc2 Qd1+ 0-1 | ||||
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2025.02.18
Titled Tue 18th Feb Early
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| 174524 | Adam, Ernestina (2249) | Koch, Ju (2001) | 1-0 | |
| 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. a4 d6 6. Nc3 g5 7. a5 a6 8. O-O Bg7 9. Nd5 O-O 10. c3 Nxd5 11. Bxd5 Ne7 12. Bc4 Be6 13. Bxe6 fxe6 14. Qb3 Qd7 15. Be3 Ng6 16. d4 Kh7 17. Rad1 exd4 18. Nxd4 Bxd4 19. cxd4 e5 20. dxe5 Nxe5 21. Qxb7 Rab8 22. Qxa6 Rxb2 23. Bd4 Qb5 24. Qxb5 Rxb5 25. Ra1 Nc6 26. Bc3 Ra8 27. a6 Rb6 28. Ba5 Rbxa6 29. Bc3 Rxa1 30. Rxa1 Rxa1+ 31. Bxa1 Nb4 32. Kf1 Nc2 33. Bc3 c5 34. Ke2 Kg6 35. Kd3 Na3 36. Ba5 Nb5 37. Kc4 Nd4 38. Kd5 Ne2 39. Kxd6 c4 40. e5 Kf7 41. Kd7 Nd4 42. Bc3 Ne6 43. Kd6 h5 44. g3 g4 45. Kd5 Ng5 46. Kxc4 Ke6 47. Kd3 Nf3 48. Ke3 Nxh2 49. Kf4 Nf3 50. Ba1 Nh2 51. Bb2 Nf3 52. Ba1 Nh2 53. Kg5 Nf3+ 54. Kxh5 Nxe5 55. Bxe5 Kxe5 56. Kxg4 Kf6 57. Kf4 Kg6 58. Ke5 Kg5 59. f4+ Kg6 60. Ke6 1-0 | ||||
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2025.02.18
Titled Tue 18th Feb Early
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| 174288 | Soria, K (2260) | Koch, Ju (2001) | 1-0 | |
| 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8 9. Nc3 Be7 10. h3 Be6 11. b3 b6 12. Bb2 h5 13. Ne2 c5 14. Nf4 Kc8 15. Rad1 Kb7 16. Nxe6 fxe6 17. Rd2 Rad8 18. Rfd1 Rxd2 19. Rxd2 Rd8 20. Rxd8 Bxd8 21. c4 a5 22. g4 hxg4 23. hxg4 Nh4 24. Nxh4 Bxh4 25. f4 Kc6 26. Kg2 Bd8 27. Kf3 Kd7 28. Ke4 Ke7 29. f5 Kf7 30. Bc1 g6 31. Bh6 gxf5+ 32. gxf5 exf5+ 33. Kxf5 Bh4 34. Bg5 Bxg5 35. Kxg5 Ke6 36. Kf4 c6 37. a4 b5 38. Ke4 bxc4 39. bxc4 Ke7 40. Kf5 Kf7 41. e6+ Ke7 42. Ke5 Ke8 43. Kd6 Kd8 44. Kxc6 Ke7 45. Kxc5 Kxe6 46. Kb6 Kd7 47. Kxa5 Kc6 48. Kb4 Kb6 49. c5+ Kc6 50. Kc4 Kc7 51. Kb5 Kb7 52. c6+ Kc7 53. Kc5 Kc8 54. Kb6 Kb8 55. c7+ Kc8 56. a5 1-0 | ||||
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2025.02.18
Titled Tue 18th Feb Early
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| 173641 | Modric, N (2088) | Koch, Ju (2001) | 1-0 | |
| 1. d4 Nf6 2. Bg5 e6 3. Nd2 d5 4. e3 c5 5. c3 Nc6 6. Bd3 Bd6 7. Ngf3 h6 8. Bh4 g5 9. Bg3 c4 10. Bc2 Qc7 11. Qe2 b5 12. a3 Bb7 13. e4 Bxg3 14. hxg3 O-O-O 15. e5 Nd7 16. g4 Nf8 17. O-O-O Ng6 18. g3 a5 19. Rh5 b4 20. Rdh1 bxa3 21. bxa3 Qe7 22. Nb1 f5 23. gxf5 Nf8 24. Rxh6 Rxh6 25. Rxh6 exf5 26. Bxf5+ Kb8 27. Qb2 Ka8 28. Qb6 Rb8 29. Rxc6 Bxc6 30. Qxc6+ Ka7 31. Qxd5 Rxb1+ 32. Kxb1 Qxa3 33. Qc5+ Qxc5 34. dxc5 1-0 | ||||
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2025.02.18
Titled Tue 18th Feb Early
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| 173405 | Koch, Ju (2001) | Shymanskyi, Oleksandr (2218) | 0-1 | |
| 1. Nf3 c5 2. c4 g6 3. g3 Bg7 4. Bg2 Nc6 5. Nc3 d6 6. a3 a5 7. Rb1 e5 8. O-O Nge7 9. Nd5 Be6 10. Ne1 O-O 11. Nc2 a4 12. b4 axb3 13. Rxb3 Na5 14. Rb5 Nxc4 15. Nxe7+ Qxe7 16. Rxb7 Qd8 17. d3 Na5 18. Rb5 Rb8 19. Rxb8 Qxb8 20. Be3 f5 21. Qb1 Nb3 22. Na1 f4 23. Bc1 Nd4 24. Qxb8 Nxe2+ 25. Kh1 Rxb8 26. gxf4 exf4 27. Nc2 Rb1 28. Bd2 Rxf1+ 29. Bxf1 Bd5+ 30. Bg2 f3 31. Bh3 Bc3 32. Bxc3 Nxc3 33. Ne3 Bc6 34. Be6+ Kg7 35. h4 Kf6 36. Bc4 d5 37. Kh2 dxc4 0-1 | ||||
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2025.02.18
Titled Tue 18th Feb Early
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| 173001 | Shokirjonova, Barchinoy (2061) | Koch, Ju (2001) | 0-1 | |
| 1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 Bb4 5. Qa4+ Nc6 6. e3 O-O 7. Bd2 a6 8. Qc2 dxc4 9. Bxc4 b5 10. Be2 Bb7 11. O-O Bd6 12. Rad1 Qe7 13. e4 e5 14. Nd5 Nxd5 15. exd5 Nxd4 16. Nxd4 exd4 17. Bc1 Rae8 18. Bf3 Qf6 19. Qd2 Be5 20. b3 Qd6 21. Bb2 Bxh2+ 22. Kh1 Bf4 0-1 | ||||
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2025.02.18
Titled Tue 18th Feb Early
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| 172669 | Dubrovich, I (2042) | Koch, Ju (2001) | 0-1 | |
| 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. O-O d6 6. Re1 g5 7. a4 Bg7 8. a5 a6 9. Nc3 O-O 10. Ne2 Be6 11. Bxe6 fxe6 12. c3 Nh5 13. Qb3 Qd7 14. Qxb7 Rfb8 15. Qxa8 Rxa8 16. d4 exd4 17. cxd4 e5 18. d5 Nd4 19. Nexd4 exd4 20. Bd2 Rf8 21. Rac1 Nf4 22. Bxf4 Rxf4 23. Rc6 Qg4 24. h3 Qd7 25. Rec1 Rxf3 26. gxf3 Qxh3 27. Rxc7 Be5 28. Rc8+ Kg7 29. R1c7+ Kg6 30. Rg8+ Kh5 31. f4 Bxf4 32. f3 Be3# 0-1 | ||||
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2025.02.18
Titled Tue 18th Feb Early
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| 172429 | Koch, Ju (2001) | Mirzoev, A (2442) | 0-1 | |
| 1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 h5 5. h4 Nc6 6. a3 Nh6 7. Rb1 a5 8. Nf3 Nf5 9. d3 b6 10. e4 Nfd4 11. Nxd4 cxd4 12. Nb5 Bb7 13. O-O d6 14. f4 Qd7 15. f5 gxf5 16. Bh3 Be5 17. Bxf5 e6 18. Bh3 Bxg3 19. Qf3 Be5 20. Bg5 Bg7 21. Kh1 Ne5 22. Qe2 Ng4 23. Bxg4 hxg4 24. Qxg4 f5 25. Qf4 Be5 26. Qf2 fxe4 27. dxe4 Bxe4+ 28. Kg1 Bc6 29. Nxd4 Bxd4 30. Qxd4 e5 31. Qf2 Qg4+ 32. Kh2 Qxg5 33. Qf7+ Kd8 34. Qf6+ Qxf6 35. Rxf6 Kc7 0-1 | ||||
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2025.02.18
Titled Tue 18th Feb Early
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| 172091 | Kovalevsky, Stanislav (2098) | Koch, Ju (2001) | 1-0 | |
| 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Bxc6 dxc6 7. Nxe5 Be7 8. d4 O-O 9. Nd2 Bf5 10. Ndf3 Re8 11. c3 Bf6 12. Bf4 Bg6 13. Bg3 Nf5 14. Nxg6 hxg6 15. Rxe8+ Qxe8 16. Bxc7 Qe6 17. Qb3 Qd7 18. Be5 b6 19. Re1 Re8 20. h3 Nh4 21. Nxh4 Bxh4 22. Qd1 Bf6 23. Bxf6 Rxe1+ 24. Qxe1 gxf6 25. Qe4 Kg7 26. c4 f5 27. Qe5+ f6 28. Qe3 Qd6 29. b3 a5 30. g3 g5 31. Kg2 a4 32. bxa4 Qb4 33. Qb3 Qa5 34. d5 cxd5 35. cxd5 Qc5 36. Qb5 Qd6 37. Qc6 Qe5 38. Qe6 Qxe6 39. dxe6 Kf8 40. Kf3 Ke7 41. h4 gxh4 42. gxh4 Kxe6 43. Kf4 Kf7 44. Kxf5 Kg7 45. h5 Kh6 46. Kxf6 Kxh5 47. Ke6 1-0 | ||||
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2025.02.18
Titled Tue 18th Feb Early
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| 171696 | Koch, Ju (2001) | Ugorek, Kacper (2226) | 0-1 | |
| 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nf3 O-O 6. Be2 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 Re8 10. Nd5 Nxd5 11. cxd5 c6 12. Bc4 cxd5 13. Bxd5 h6 14. Be3 Nc6 15. O-O-O Be6 16. Kb1 Bxd5 17. Rxd5 Red8 18. Rhd1 b6 19. a3 Rxd5 20. Rxd5 Rd8 21. Rxd8+ Nxd8 22. Nd2 Kf8 23. Nc4 Ke7 24. Kc2 Nc6 25. Kd3 Ke6 26. g3 h5 27. f4 exf4 28. gxf4 b5 29. Nd2 Bxb2 30. Nb1 a6 31. Kc2 Bf6 32. Nc3 Be7 33. Kb3 Na5+ 34. Ka2 Bxa3 35. Nd5 Bd6 36. Bb6 Nc4 37. Bd4 f5 38. Nb6 Nxb6 39. exf5+ Kxf5 40. Bxb6 Bxf4 0-1 | ||||
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2025.02.18
Titled Tue 18th Feb Early
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| 171456 | Koch, Ju (2001) | Zeman, Matyas (2320) | 1/2-1/2 | |
| 1. Nf3 d5 2. c4 e6 3. d4 Nf6 4. g3 Bb4+ 5. Bd2 a5 6. Bg2 O-O 7. O-O dxc4 8. a3 Bxd2 9. Qxd2 b5 10. Ne5 Nd5 11. e4 Nb6 12. Nc3 Ba6 13. Rfd1 c6 14. d5 Qd6 15. Qf4 f6 16. Nxc6 Qxf4 17. gxf4 Nxc6 18. dxc6 b4 19. axb4 axb4 20. Na4 Rab8 21. Nc5 Bb5 22. c7 Rbc8 23. Nxe6 Rfe8 24. f5 Bd7 25. Rd6 Bxe6 26. Rxb6 Bf7 27. Ra7 c3 28. bxc3 bxc3 29. Rc6 Re7 30. Rxc3 Kf8 31. Rb7 Ke8 32. Rb8 Kd7 33. Rxc8 Kxc8 34. f4 Rxc7 35. Rxc7+ Kxc7 36. e5 g6 37. fxg6 hxg6 38. exf6 Kd6 39. Kf2 Ke6 40. Ke3 Kxf6 41. Be4 Be6 42. Kf3 Bd7 43. Kg3 Bc8 44. h4 Bd7 45. Bf3 Bc8 46. Bg4 Bb7 47. h5 gxh5 48. Bxh5 Be4 49. Bf3 Bf5 50. Bg4 Be4 1/2-1/2 | ||||
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2024.10.23
31st ProAm Copa Clarin Op
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| 316627 | Sorin, A (2317) | Koch, Ju (1997) | 1-0 | |
| 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. Bg5 Be7 7. Bxe7 Ngxe7 8. e3 c4 9. Be2 O-O 10. O-O b5 11. Qd2 Rb8 12. e4 dxe4 13. Nxe4 Bf5 14. Ng3 Be6 15. Rad1 Qd6 16. Ne4 Qb4 17. Nc5 Qxd2 18. Rxd2 h6 19. a4 Na5 20. Ne5 Rfc8 21. Nxe6 fxe6 22. Bg4 Nf5 23. d5 Rd8 24. Bxf5 exf5 25. d6 b4 26. Rd5 Nb7 27. Nc6 1-0 | ||||
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2024.10.21
31st ProAm Copa Clarin Op
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| 316585 | Chiappero, Julio Alfredo (2246) | Koch, Ju (1997) | 1-0 | |
| 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. dxc5 d4 7. Na4 Bxc5 8. Nxc5 Qa5+ 9. Bd2 Qxc5 10. Rc1 Qb6 11. e3 Nf6 12. Bc4 O-O 13. O-O Bg4 14. exd4 Bxf3 15. Qxf3 Qxd4 16. Be3 Qg4 17. Bd5 Qxf3 18. Bxf3 Rab8 19. b3 Rfc8 20. Rfd1 h6 21. Bxc6 Rxc6 22. Rxc6 bxc6 23. Rd6 Rc8 24. f3 a6 25. Kf2 Nd5 26. Bd2 Kf8 27. Rd7 Ra8 28. Ke2 Ke8 29. Rb7 a5 30. a4 g5 31. g3 Kf8 32. Kd3 Kg7 33. Rd7 Rb8 34. Kc2 Nb4+ 35. Bxb4 axb4 36. Rc7 Re8 37. Rxc6 Re2+ 38. Kd3 Rb2 39. Kc4 Rc2+ 40. Kb5 Rc3 41. a5 Rxb3 42. a6 Ra3 43. Kxb4 Ra1 44. Kb5 Rb1+ 45. Kc5 Ra1 46. Kb6 Rb1+ 47. Kc7 Ra1 48. Kb7 1-0 | ||||
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2024.10.20
31st ProAm Copa Clarin Op
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| 316571 | Koch, Ju (1997) | Ambrogi, A (2232) | 1/2-1/2 | |
| 1. c4 e6 2. Nf3 d5 3. b3 c5 4. Bb2 Nf6 5. g3 Be7 6. Bg2 O-O 7. O-O Nc6 8. e3 b6 9. Nc3 Ba6 10. Qe2 Qd7 11. Nb5 Rac8 12. Rfd1 Rfd8 13. d4 cxd4 14. exd4 Qe8 15. Ne5 Bxb5 16. cxb5 Nxe5 17. dxe5 Nd7 18. a3 Nc5 19. b4 Na4 20. Bf1 Nc3 21. Bxc3 Rxc3 22. Rdc1 Rdc8 23. Qe1 R3c7 24. h4 g6 25. Qd2 Bf8 26. Rxc7 Rxc7 27. Rc1 Qc8 28. Rxc7 Qxc7 29. f4 Bg7 30. Bd3 f6 31. exf6 Bxf6 32. h5 gxh5 33. Qe2 Qf7 34. Qc2 h4 35. Qc8+ Kg7 36. Kg2 hxg3 37. Kxg3 h5 38. Qc1 e5 39. fxe5 Bxe5+ 40. Kg2 Qf4 41. Qxf4 Bxf4 42. Kf3 Bc1 43. a4 Bd2 44. a5 bxa5 45. bxa5 Bxa5 46. Kf4 Kf6 47. Be2 h4 48. Bd1 Bd2+ 49. Kg4 Ke5 50. Kxh4 Kf4 51. Be2 d4 52. Kh3 Ke3 53. Bd1 Ba5 54. Kg2 Bb6 55. Kf1 Kd2 56. Bg4 Bc5 57. Bh5 Bb4 58. Bg4 Be7 59. Bh5 Bh4 60. Bg4 Ke3 61. Bh5 Bg3 62. Bg4 d3 1/2-1/2 | ||||
|
2024.10.05
Liga Nacional Superior
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| 334874 | Koch, Ju (1997) | Calens, D (1983) | 0-1 | |
| 1. c4 Nf6 2. Nf3 c5 3. g3 b6 4. Bg2 Bb7 5. O-O g6 6. Nc3 Bg7 7. e3 O-O 8. d4 Ne4 9. Qc2 Nxc3 10. bxc3 Nc6 11. Ne5 Bxe5 12. dxe5 Qc7 13. f4 Na5 14. e4 Nxc4 15. Qe2 b5 16. Rd1 Rfd8 17. Be3 d6 18. exd6 Nxd6 19. f5 Nc4 20. Bf4 Qb6 21. a4 a6 22. Rdb1 Qc6 23. axb5 axb5 24. Rxa8 Rxa8 25. e5 Qxg2+ 26. Qxg2 Bxg2 27. Kxg2 Ra2+ 28. Kf3 g5 29. Bxg5 Nxe5+ 30. Ke4 f6 31. Bf4 Ra4+ 32. Kd5 Nd3 33. Bh6 b4 34. Kc4 Ne5+ 35. Kxc5 Nf7 36. Kb5 Ra2 37. Bf4 bxc3 38. h4 Rb2+ 0-1 | ||||
|
2024.06.23
Buenos Aires Masters 2024
|
||||
| 476282 | Koch, Ju (1986) | Mahmud, Lihue Mateo (1879) | 1/2-1/2 | |
| 1. Nf3 d5 2. g3 Nc6 3. c4 d4 4. Bg2 e5 5. d3 Bb4+ 6. Bd2 Be7 7. O-O Bf5 8. b4 Bf6 9. b5 Nb8 10. Ne1 Qc8 11. f4 Bh3 12. fxe5 Bxe5 13. Nf3 Bxg2 14. Kxg2 Bf6 15. Na3 Ne7 16. Bf4 c5 17. bxc6 Nbxc6 18. Nb5 Nf5 19. Nd6+ Nxd6 20. Bxd6 Qd7 21. Bf4 O-O 22. Rb1 Rfe8 23. Re1 Re7 24. e4 dxe3 25. Rxe3 b6 26. Rxe7 Qxe7 27. Qd2 Rd8 28. Re1 Qd7 29. Ne5 Nxe5 30. Bxe5 Qc6+ 31. Kg1 h6 32. Qe2 Bxe5 33. Qxe5 Rxd3 34. Qe8+ Qxe8 35. Rxe8+ Kh7 36. Re7 Ra3 37. Rxf7 Rxa2 38. Rc7 a5 39. Rb7 Rc2 40. Rxb6 Rxc4 41. Ra6 Ra4 42. h4 h5 43. Kg2 Ra3 44. Kf2 a4 45. Kg2 Ra1 46. Kf2 a3 47. Kg2 a2 48. Kh2 1/2-1/2 | ||||
|
2024.06.22
Buenos Aires Masters 2024
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| 476232 | Garcia, Cristian Javier (1813) | Koch, Ju (1986) | 0-1 | |
| 1. Nf3 d5 2. d4 c5 3. e3 Nf6 4. Be2 Nc6 5. O-O Bg4 6. b3 e6 7. Bb2 Bd6 8. Nbd2 O-O 9. h3 Bh5 10. Re1 Rc8 11. c4 Ne4 12. a3 Qe7 13. Nxe4 dxe4 14. dxc5 Bxc5 15. Nd4 Bxe2 16. Nxc6 Rxc6 17. Rxe2 Rd8 18. Rd2 Rcd6 19. Rxd6 Rxd6 20. Qc2 Rd3 21. b4 Bb6 22. Kf1 f5 23. Rd1 Qd7 24. Ke2 Rxd1 25. Qxd1 Qxd1+ 26. Kxd1 Bc7 27. a4 a5 28. b5 b6 29. Ba3 e5 30. c5 Kf7 31. Kc2 Ke6 32. Kc3 g5 33. c6 h5 34. Kc4 h4 35. Bb2 g4 36. Bc3 f4 37. exf4 exf4 38. Kd4 0-1 | ||||
|
2024.06.21
Buenos Aires Masters 2024
|
||||
| 476189 | Koch, Ju (1986) | Studenetzky, M (1831) | 0-1 | |
| 1. Nf3 Nc6 2. c4 e5 3. Nc3 f5 4. d4 e4 5. Ng5 h6 6. Nh3 g5 7. e3 Nf6 8. Be2 Bg7 9. Qb3 d6 10. Bd2 Ne7 11. Nd5 Nexd5 12. cxd5 O-O 13. O-O-O Kh8 14. Ba5 b6 15. Bd2 Bb7 16. Bc4 a6 17. a4 b5 18. axb5 axb5 19. Qxb5 Ba6 20. Qc6 Bxc4 21. Qxc4 Qd7 22. Qc6 Qc8 23. f3 Ra6 24. Qc4 Qb7 25. Bc3 Rfa8 26. Kd2 Nxd5 27. Ke2 Ra4 28. Qxa4 Nxc3+ 29. bxc3 Rxa4 30. fxe4 Ra2+ 31. Rd2 Qb5+ 0-1 | ||||
|
2024.06.20
Buenos Aires Masters 2024
|
||||
| 495237 | Mesiano, Felipe (1799) | Koch, Ju (1986) | 1/2-1/2 | |
| 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. O-O g6 5. c3 Bg7 6. d4 exd4 7. cxd4 a6 8. Bc4 b5 9. Bb3 O-O 10. Nc3 d6 11. h3 Na5 12. Bc2 c5 13. dxc5 dxc5 14. Qe2 Qc7 15. Rd1 Bb7 16. Bd3 Nec6 17. Be3 Nd4 18. Bxd4 cxd4 19. Nb1 Rfe8 20. Nbd2 Nc6 21. Nb3 Qb6 22. a3 Bh6 23. Bc2 Rad8 24. Qd3 Bg7 25. Nbd2 a5 26. Bb3 a4 27. Bd5 Na5 28. Bxb7 Nxb7 29. Rab1 Nc5 30. Qf1 Nxe4 31. Nxe4 Rxe4 32. b3 Qc6 33. bxa4 bxa4 34. Rd3 h6 35. Qd1 Rde8 36. Rb4 Qc7 37. Rxa4 g5 38. Rd2 h5 39. Raxd4 Bxd4 40. Rxd4 Rxd4 41. Qxd4 Rd8 42. Qa1 Qf4 43. Qe1 g4 44. hxg4 hxg4 45. Nh2 Rc8 46. Nf1 Rc1 47. Qe2 Qc4 48. Qxc4 Rxc4 49. Ne3 Ra4 50. Kh2 Rxa3 51. Nxg4 Kg7 52. Ne3 Kg6 53. g3 f5 54. Nd5 Ra2 55. Kg2 Kg5 56. Nf4 Ra3 57. Nh3+ Kf6 58. Nf4 Kg5 59. Nh3+ Kf6 1/2-1/2 | ||||
|
2024.06.19
Buenos Aires Masters 2024
|
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| 495096 | Koch, Ju (1986) | Tomeo, I (2250) | 0-1 | |
| 1. Nf3 d5 2. c4 d4 3. b4 g5 4. Bb2 c5 5. bxc5 Nc6 6. Nxd4 Nxd4 7. e3 e5 8. exd4 exd4 9. Bd3 Qe7+ 10. Qe2 Qxe2+ 11. Kxe2 Bxc5 12. Ba3 b6 13. Bxc5 bxc5 14. Na3 Nf6 15. Rhe1 Be6 16. Nb5 Kd7 17. f3 a6 18. Na3 Rab8 19. Rab1 Kd6 20. Kf2 h5 21. Be4 Nd7 22. Rxb8 Rxb8 23. Rb1 Rxb1 24. Bxb1 Nb6 25. Bd3 Na4 26. Bc2 Nb2 27. d3 Ke5 28. g3 Bd7 29. Ke2 f5 30. Kd2 f4 31. gxf4+ Kxf4 32. Ke2 Bc6 33. Nb1 Bxf3+ 34. Kf2 Bd1 35. Bxd1 Nxd1+ 36. Ke1 Nc3 37. Nd2 Ke3 38. Nb3 Na4 39. Nc1 Nb2 0-1 | ||||
|
2024.06.18
Buenos Aires Masters 2024
|
||||
| 495037 | Giampa, A (2230) | Koch, Ju (1986) | 1/2-1/2 | |
| 1. Nf3 Nf6 2. b3 e6 3. Bb2 c5 4. c4 Nc6 5. e3 d5 6. cxd5 exd5 7. Bb5 Bd6 8. O-O O-O 9. d4 a6 10. Be2 cxd4 11. Nxd4 Re8 12. Nd2 Bc7 13. Nxc6 bxc6 14. Nf3 Bg4 15. Qc2 Qd6 16. g3 Ne4 17. Nd4 Bd7 18. Rac1 Bb6 19. Bf3 Rac8 20. Qd3 a5 21. Bxe4 Rxe4 22. Qa6 Bxd4 23. Bxd4 c5 24. f3 Re6 1/2-1/2 | ||||
|
2024.06.17
Buenos Aires Masters 2024
|
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| 494957 | Koch, Ju (1986) | Litzenberger-Brunetti, Joaquin | 1-0 | |
| 1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. c4 e6 5. O-O Bd6 6. b3 Ne7 7. Bb2 O-O 8. d4 Nd7 9. Nbd2 Rc8 10. e4 Bb4 11. a3 Bxd2 12. Qxd2 dxe4 13. Ng5 Nf6 14. Nxe4 Nxe4 15. Bxe4 Qb6 16. b4 Rfd8 17. Qg5 Bf5 18. d5 Ng6 19. Bxf5 exf5 20. c5 Qb5 21. d6 a5 22. Rab1 axb4 23. axb4 Qxb4 24. Bxg7 Qxc5 25. Bf6 Rxd6 26. Be7 Rc7 27. Bxd6 Qxd6 28. Rfe1 Kg7 29. Qxf5 Qf6 30. Qg4 c5 31. h4 Kf8 32. Ra1 Qd4 33. Qg5 Kg7 34. Rad1 Qf6 35. Qg4 Kf8 36. f4 b5 37. h5 Ne7 38. Rd8# 1-0 | ||||
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2024.06.05
99th ch-ARG Semi-Final
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| 511110 | Paz, Patricio (1846) | Koch, Ju (1986) | 1-0 | |
| 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Bd3 d5 7. Qe2 dxe4 8. Bxe4 Nxe4 9. Qxe4+ Qe7 10. Qxe7+ Bxe7 11. Bf4 Bd6 12. Bxd6 cxd6 13. Nd2 O-O 14. O-O-O Be6 15. Ne4 d5 16. Nc5 Rab8 17. Rhe1 Rfe8 18. Re3 Rb5 19. Nxe6 Rxe6 20. Rde1 Rxe3 21. Rxe3 Kf8 22. b3 d4 23. Re4 Rf5 24. f3 c5 25. Kd2 g5 26. Kd3 h5 27. h3 f6 28. Kc4 Kf7 29. a3 a5 30. Kb5 Rd5 31. Kxa5 c4+ 32. Kb4 d3 33. cxd3 cxb3 34. Kxb3 Rxd3+ 35. Kb4 Rd2 36. g4 hxg4 37. hxg4 Rd3 38. f4 gxf4 39. Rxf4 Kg6 40. a4 Kg5 41. Rc4 Rd8 42. a5 Rb8+ 43. Ka4 Ra8 44. Kb5 Rb8+ 45. Ka6 Ra8+ 46. Kb6 Rb8+ 47. Kc7 Ra8 48. Ra4 Ra6 49. Kb7 Re6 50. a6 Re7+ 51. Kc6 Re6+ 52. Kd5 Re5+ 53. Kd6 Re8 54. a7 Ra8 55. Kc6 Rxa7 56. Rxa7 Kxg4 57. Kd5 1-0 | ||||
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2024.06.04
99th ch-ARG Semi-Final
|
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| 511065 | Koch, Ju (1986) | Pigoni, Luis (1820) | 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 d4 9. exd4 cxd4 10. Re1 Re8 11. d3 Rb8 12. Ne5 Nxe5 13. Rxe5 Bd6 14. Bxd4 Bxe5 15. Bxe5 Ra8 16. Nc3 Nd7 17. Bd6 a6 18. c5 Ra7 19. h4 Nf8 20. Ne4 Bd7 21. Qh5 h6 22. Bf4 Bc6 23. Nd6 Re7 24. Bxc6 bxc6 25. d4 Ng6 26. Be3 e5 27. Rd1 Qf8 28. Qf5 Re6 29. h5 Ne7 30. Qg4 Nd5 31. Bd2 Ne7 32. dxe5 Rxe5 33. Bxh6 f5 34. Qc4+ Rd5 35. Bg5 Kh7 36. Re1 Ng8 37. Re8 Qxe8 38. Nxe8 Re5 39. Nd6 Ra8 40. Qf7 Kh8 41. Nxf5 Rxf5 42. Qxf5 1-0 | ||||
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2024.06.03
99th ch-ARG Semi-Final
|
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| 511029 | Rojas, Ivan Leonardo (1557) | Koch, Ju (1986) | 0-1 | |
| 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. c3 d6 6. b4 Be7 7. O-O O-O 8. Nbd2 a6 9. Bb3 d5 10. exd5 Nxd5 11. Ne4 Kh8 12. Bb2 Nf4 13. Bc2 Bg4 14. a3 Qc8 15. Bc1 f5 16. Ng3 Nd5 17. Bd2 f4 18. Ne4 Nf6 19. Re1 Nxe4 20. Rxe4 Bf6 21. Qf1 Bf5 22. Ree1 Qd7 23. Rad1 Rae8 24. Bc1 g5 25. h3 h5 26. Bb2 g4 27. hxg4 hxg4 28. Nd2 Qh7 29. Qe2 Kg7 0-1 | ||||
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2024.06.01
99th ch-ARG Semi-Final
|
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| 518132 | Koch, Ju (1986) | Slipak, S (2374) | 0-1 | |
| 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. b3 c5 5. Bg2 Nc6 6. e3 d4 7. exd4 cxd4 8. O-O Bd6 9. Re1 O-O 10. d3 h6 11. Ba3 Re8 12. Bxd6 Qxd6 13. a3 a5 14. Nfd2 e5 15. Ne4 Nxe4 16. Bxe4 f5 17. Bd5+ Be6 18. Bg2 Bd7 19. Ra2 Re7 20. Rae2 Rae8 21. Bd5+ Kh8 22. f3 b5 23. Qc1 b4 24. a4 Nb8 25. Nd2 Na6 26. Nf1 Nc7 27. f4 Nxd5 28. fxe5 Nc3 0-1 | ||||
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2024.03.15
2nd FAOGBA Open 2024
|
||||
| 605611 | Diaz Hollemaert, N (2351) | Koch, Ju (1963) | 1-0 | |
| 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. a3 Nf6 7. Bg5 cxd4 8. Nxd4 Be7 9. e3 O-O 10. Be2 h6 11. Bh4 Be6 12. O-O Rc8 13. Rc1 g5 14. Bg3 Nxd4 15. Qxd4 Bc5 16. Qd3 Qe7 17. Be5 Rfd8 18. Na4 Bd6 19. Bxd6 Qxd6 20. Qd4 Bd7 21. Nc5 Rc7 22. f4 Ne8 23. Ne4 dxe4 24. Qxd6 Nxd6 25. Rxc7 g4 26. Rd1 Be6 27. Rd4 Kf8 28. h3 h5 29. Rc5 gxh3 30. Rxh5 Ke7 31. g4 Rg8 32. Kh2 Bxg4 33. Bxg4 Rxg4 34. Re5+ Kd7 35. Kxh3 Rg6 36. Rexe4 Kc6 37. Re5 Rh6+ 38. Kg4 Rg6+ 39. Kf3 b5 40. b4 a6 41. e4 Nc4 42. Rc5+ Kb6 43. a4 Nd6 44. e5 Nf5 45. a5+ Kb7 46. Rd7+ Kb8 47. Rxf7 1-0 | ||||
|
2023.11.11
V CADA Mar de Ajo Open 2023
|
||||
| 750250 | Koch, Ju (1909) | Asprelli, Gaspar (2240) | 0-1 | |
| 1. Nf3 Nf6 2. c4 c5 3. g3 d5 4. cxd5 Nxd5 5. Nc3 Nc6 6. Bg2 Nc7 7. d3 e5 8. Qa4 Bd7 9. a3 Be7 10. h4 O-O 11. O-O b5 12. Qd1 a6 13. Bg5 f6 14. Be3 Rc8 15. Rc1 Ne6 16. Nd5 Bd6 17. Qd2 a5 18. b3 Ned4 19. Qb2 Be6 20. Nxd4 exd4 21. Bf4 Re8 22. Bxd6 Qxd6 23. Nf4 Bf7 24. h5 Re5 25. Bf3 Ne7 26. b4 axb4 27. axb4 c4 28. dxc4 bxc4 29. Rfd1 Rd8 30. b5 Qb6 31. Rb1 c3 32. Qc2 Rxb5 33. Rxb5 Qxb5 34. Rb1 Qe5 35. Be4 f5 36. Bd3 g5 37. hxg6 hxg6 38. Rb5 Qd6 39. Qb1 Ra8 40. Rb6 Qc5 41. Rb5 Qc7 42. Rb7 Qd6 43. Rb6 Qa3 44. Rb8+ Kg7 45. Rxa8 Qxa8 46. Qb4 Nc6 47. Qd6 Qb7 48. Ne6+ Bxe6 49. Qxe6 Qc7 50. Qc4 Qd6 51. f4 Nb4 52. e3 Nc6 53. Kf2 Kf8 54. Ke2 Qe7 0-1 | ||||
|
2023.06.18
Buenos Aires Masters 2023
|
||||
| 916014 | Koch, Ju (1947) | Ccahuancama, Abraham William (1682) | 0-1 | |
| 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 e5 5. e4 d6 6. Nge2 O-O 7. O-O Re8 8. d3 c6 9. Bg5 Bg4 10. Qd2 Nbd7 11. h3 Be6 12. b3 Nb6 13. d4 Qd7 14. Kh2 Qc7 15. d5 Bd7 16. Rfd1 c5 17. Rf1 Rf8 18. Rae1 Rae8 19. Bh6 a6 20. Bxg7 Kxg7 21. f4 exf4 22. gxf4 Nh5 23. f5 Bc8 24. Nf4 Nf6 25. Rf3 Nbd7 26. Rg3 Ne5 27. Bf3 Rh8 28. Qg2 Kf8 29. Rf1 Ke7 30. Bd1 Reg8 31. fxg6 hxg6 32. Nd3 Nxd3 33. Rxd3 g5 34. e5 Nh5 35. Ne4 Qd7 36. exd6+ Kf8 37. Bg4 Qxg4 38. hxg4 Nf4+ 39. Kg1 Nxg2 40. Kxg2 Bxg4 41. Re1 Bf5 42. Rde3 Bxe4+ 43. Rxe4 Kg7 44. Re7 Rd8 45. Rxb7 Rxd6 46. Kg3 Rh4 47. Rc7 Rd8 48. Re2 Rdh8 49. Rxc5 Kg6 50. d6 Rh1 51. Rxg5+ Kxg5 52. Kf3 0-1 | ||||
|
2023.06.17
Buenos Aires Masters 2023
|
||||
| 915948 | Axarlian, C (2030) | Koch, Ju (1947) | 1-0 | |
| 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. Nc3 a6 6. Bxc6+ bxc6 7. d4 exd4 8. Nxd4 Bd7 9. Qf3 Be7 10. e5 dxe5 11. Nxc6 Bxc6 12. Qxc6+ Nd7 13. Be3 O-O 14. Rd1 Bd6 15. Ne4 Nf6 16. Bg5 Qe8 17. Nxf6+ gxf6 18. Qxe8 Rfxe8 19. Bxf6 Re6 20. Bh4 Rb8 21. b3 Rb4 22. c4 a5 23. Bg5 Rb8 24. Be3 f5 25. Ke2 f4 26. Bd2 Rbe8 27. Bc3 e4 28. Rd5 Bb4 29. Rc1 Rf8 30. Rg5+ Rg6 31. Rxg6+ hxg6 32. f3 e3 33. g3 g5 34. gxf4 gxf4 35. Be5 Bd6 36. Bc3 Rf5 37. Kd3 Rh5 38. Rc2 Kf7 39. Bd4 c5 40. Bc3 Bc7 41. Rg2 Rh7 42. Ke4 Kf8 43. Kd5 Rh5+ 44. Ke6 1-0 | ||||
|
2023.06.16
Buenos Aires Masters 2023
|
||||
| 915923 | Koch, Ju (1947) | Saliba, Gabriel Ivan | 1-0 | |
| 1. c4 c6 2. Nf3 d5 3. e3 Nf6 4. Qc2 e6 5. Nc3 Bd6 6. b3 Nbd7 7. Bb2 e5 8. cxd5 cxd5 9. Nb5 Bb8 10. Ba3 Ne4 11. Rc1 Nb6 12. Nc7+ Bxc7 13. Qxc7 Qxc7 14. Rxc7 Nd7 15. Nxe5 Kd8 16. Rxd7+ Bxd7 17. Nxf7+ Kc7 18. Nxh8 Rxh8 19. f3 Nf6 20. Bd3 b5 21. Kf2 a6 22. Rc1+ Bc6 23. Bc5 Re8 24. Bd4 Re6 25. g4 g5 26. Bf5 Rd6 27. Be5 h5 28. gxh5 Nxh5 1-0 | ||||
|
2023.06.15
Buenos Aires Masters 2023
|
||||
| 915878 | Unhold, Valentin (2060) | Koch, Ju (1947) | 1-0 | |
| 1. Nf3 d5 2. b3 Nf6 3. Bb2 e6 4. e3 Nbd7 5. c4 Be7 6. Nc3 c5 7. cxd5 exd5 8. d4 O-O 9. Bd3 Re8 10. O-O Bd6 11. Rc1 cxd4 12. Nxd4 Ne5 13. Bf5 a6 14. h3 Nc6 15. Bxc8 Rxc8 16. Nf5 Bf8 17. Qf3 d4 18. Nxd4 Nxd4 19. exd4 Qxd4 20. Rfd1 Qh4 21. Qxb7 Bc5 22. Qf3 h6 23. Na4 Ne4 24. Nxc5 Nxc5 25. Rd4 Qe7 26. Rdc4 Qe2 27. Qxe2 Rxe2 28. Bd4 1-0 | ||||
|
2023.06.14
Buenos Aires Masters 2023
|
||||
| 915866 | Koch, Ju (1947) | Hernandez Figueroa, Martin Jose | 1-0 | |
| 1. c4 e5 2. g3 Nf6 3. Bg2 Nc6 4. Nc3 Bc5 5. e3 a6 6. Nge2 O-O 7. O-O d6 8. a3 Bf5 9. d4 exd4 10. Nxd4 Qd7 11. Nxf5 Qxf5 12. Nd5 Nxd5 13. cxd5 Ne5 14. b4 Bb6 15. Bb2 Rfe8 16. Bd4 Nd7 17. Rc1 Rac8 18. Bf3 Ne5 19. Be2 c5 20. dxc6 Bxd4 21. exd4 Rxc6 22. dxe5 Qxe5 23. Bf3 Rc3 24. Bxb7 Rxa3 25. Re1 Qb5 26. Rxe8+ Qxe8 27. Rc8 1-0 | ||||
|
2023.05.07
98th ch-ARG Semi-Final
|
||||
| 957765 | Koch, Ju (1962) | Gaite, Karen Nerina (1660) | 1/2-1/2 | |
| 1. Nf3 d5 2. c4 Nf6 3. e3 e6 4. b3 Bd6 5. Bb2 Nbd7 6. Nc3 c6 7. Qc2 dxc4 8. bxc4 Qe7 9. Be2 e5 10. d4 a6 11. h3 h5 12. O-O-O Ba3 13. Bxa3 Qxa3+ 14. Qb2 Qe7 15. dxe5 Nxe5 16. Nxe5 Qxe5 17. Na4 Qxb2+ 18. Kxb2 Bf5 19. g4 Be6 20. Nc5 Ke7 21. f3 hxg4 22. hxg4 Rxh1 23. Rxh1 Rd8 24. Kc3 Bc8 25. a4 b6 26. Nb3 Bd7 27. g5 Ne8 28. Bd3 c5 29. a5 Ba4 30. Rb1 Bxb3 31. Rxb3 bxa5 32. Ra3 Nc7 33. Rxa5 Kd6 34. Be4 Rb8 35. f4 f6 36. gxf6 gxf6 37. Bd3 Rg8 38. Bf5 Rh8 39. Ra2 Rd8 40. Rd2+ Ke7 41. Rh2 Ne8 42. Rh7+ Kd6 43. Rb7 Kc6 44. Be4+ Kd6 45. Rb6+ Kd7 46. Rxa6 Nd6 47. Bd5 Rc8 48. Ra7+ Rc7 49. Rxc7+ Kxc7 50. e4 Kd7 51. Kd3 Ne8 52. Ke3 Ke7 53. Kf3 Ng7 54. Kg3 Nh5+ 55. Kg4 Ng7 56. e5 fxe5 57. fxe5 Ne8 58. Kf5 Ng7+ 59. Ke4 Ne8 60. Kd3 Kd7 61. Kc3 Kc7 62. Bf7 Ng7 63. Kd3 Kd7 64. Ke4 Kc6 65. Kd3 Nf5 66. Bd5+ Kd7 67. Kc3 Ne7 68. Kb3 Kc7 69. Ka4 Kb6 70. Be4 Nc8 71. Kb3 Ne7 72. Kc3 Kc7 73. Kd3 Kd7 74. Bg2 Ke6 75. Ke4 Kf7 76. Bh3 Kg6 77. Be6 Kg5 78. Bd7 Kg6 79. Kd3 Kg5 80. Ke3 Kg6 81. Kf4 Kf7 82. Kg5 Ng8 83. Bc6 Ne7 84. Bd7 Ng8 85. e6+ Ke7 86. Kf5 Kd6 87. Kg6 Ne7+ 88. Kf7 Nf5 89. Kf6 Ne7 90. Be8 Nc8 91. Bh5 Ne7 92. Bf3 Nc8 93. Bb7 Ne7 94. Bd5 Nc8 95. Kf7 Ne7 96. Kf8 Nc8 97. Ke8 Ne7 98. Kf7 1/2-1/2 | ||||
|
2023.05.06
98th ch-ARG Semi-Final
|
||||
| 957706 | Fernandez Babasz, Santiago Ernesto | Koch, Ju (1962) | 1/2-1/2 | |
| 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Bb4 5. Nf3 h6 6. Bh4 g5 7. Bg3 Ne4 8. Rc1 h5 9. Qa4+ Nc6 10. h3 Bd7 11. cxd5 exd5 12. Qb5 Bxc3+ 13. bxc3 Nxg3 14. fxg3 Nxd4 15. Qxd5 Nxf3+ 16. gxf3 Qf6 17. Qxb7 O-O 18. Qxc7 Bc6 19. Kf2 Rfd8 20. Bg2 Rd7 21. Qa5 Rad8 22. h4 Rd5 23. hxg5 Rxg5 24. Qb4 Rb5 25. Qf4 Qxf4 26. gxf4 Rd2 27. Rhd1 Rxa2 28. Ra1 Rxa1 29. Rxa1 a5 30. Ke3 Bd7 31. c4 Rb3+ 32. Kd4 a4 33. Rh1 Rb2 34. Kd3 Bf5+ 35. e4 Rxg2 36. exf5 a3 37. Rxh5 a2 38. Rh1 Kf8 39. Ra1 Ke7 40. Kc3 Rf2 41. Kb4 Kd7 42. Ka5 Rd2 43. Kb5 Kc7 44. Kc5 Kd7 45. Re1 Rb2 46. Ra1 Rd2 47. Kb5 Rf2 48. Kc5 Rxf3 49. Rxa2 Rxf4 1/2-1/2 | ||||
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2023.05.05
98th ch-ARG Semi-Final
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| 965426 | Rojas, Patricio Santiago (1649) | Koch, Ju (1962) | 0-1 | |
| 1. d4 d5 2. Bf4 c5 3. e3 cxd4 4. exd4 Nc6 5. c3 f6 6. Bd3 e5 7. Qh5+ g6 8. Bxg6+ hxg6 9. Qxh8 exf4 10. Qxg8 Bf5 11. Qh7 Qb6 12. Nf3 Qxb2 13. O-O Qxa1 14. Qxb7 Rc8 15. Re1+ Be7 16. Nh4 Kd8 17. Nxf5 gxf5 18. Qb3 Rb8 19. Qxd5+ Kc7 20. Qxf5 Qxa2 21. Qxf4+ Bd6 22. Qc1 Bxh2+ 23. Kxh2 Qxf2 24. Re3 Rg8 25. Kh1 0-1 | ||||
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2023.05.04
98th ch-ARG Semi-Final
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| 965353 | Koch, Ju (1962) | Paris, Adolfo (1815) | 0-1 | |
| 1. d4 e6 2. Nf3 Nf6 3. c3 b6 4. Bf4 Bb7 5. e3 Be7 6. h3 O-O 7. Nbd2 Nd5 8. Bh2 f5 9. Bd3 Nf6 10. Qc2 Kh8 11. O-O-O c5 12. e4 c4 13. Bxc4 fxe4 14. Ng5 Ng8 15. h4 Bxg5 16. hxg5 Qxg5 17. Bg3 Nh6 18. Bh4 Qg6 19. Nf1 d5 20. Be2 Nd7 21. Ne3 Nf5 22. Nxf5 exf5 23. Be7 Rfe8 24. Ba3 Nf6 25. g3 Re6 26. Rdg1 a5 27. g4 fxg4 28. Qd1 e3 29. f3 Ba6 30. Bxa6 Rxa6 31. Qe2 Ra8 32. fxg4 Ne4 33. Rh3 Rae8 34. Rf3 Nd2 35. Rf5 Rf6 36. Rd1 Rxf5 37. gxf5 Qxf5 0-1 | ||||
|
2023.05.03
98th ch-ARG Semi-Final
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| 965270 | Ibarra, Juan Martin (2182) | Koch, Ju (1962) | 1-0 | |
| 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. a4 Be7 7. Nc3 O-O 8. d4 e4 9. Nxe4 Nxe4 10. Rxe4 d5 11. Re1 Bg4 12. c3 Bf6 13. h3 Bxf3 14. Qxf3 Ne7 15. Bd2 c6 16. Bd3 Nc8 17. h4 Nd6 18. g3 Qd7 19. h5 Rfe8 20. h6 Rxe1+ 21. Rxe1 Re8 22. Rxe8+ Nxe8 23. Kg2 g6 24. g4 Be7 25. g5 f5 26. c4 Nc7 27. Qg3 Bd6 28. Qf3 Be7 29. b3 Kf8 30. Qg3 Bd6 31. Qe3 Qe6 32. Qf3 Qd7 33. a5 a6 34. Qe3 Qe6 35. Qf3 Qd7 36. Kf1 Be7 37. Qe3 Qe6 38. Qh3 Ne8 39. c5 Bd8 40. Bf4 Bxa5 41. Qg3 Qe7 42. Bd6 Nxd6 43. cxd6 Qe1+ 44. Kg2 Qe6 45. d7 Bd8 46. Qb8 Qxd7 47. Qe5 Qf7 48. Qh8+ Ke7 49. f4 Kd7 50. Kf3 Qe7 51. Qg7 Bc7 52. Bxf5+ gxf5 53. g6 hxg6 54. Qxe7+ 1-0 | ||||
|
2023.05.02
98th ch-ARG Semi-Final
|
||||
| 965223 | Koch, Ju (1962) | Menasse, Lautaro | 1-0 | |
| 1. c4 Nf6 2. Nf3 d5 3. cxd5 Nxd5 4. Nc3 e6 5. g3 c5 6. Bg2 Nc6 7. O-O Be7 8. d3 O-O 9. Bd2 b6 10. Qa4 Bb7 11. a3 a6 12. Rfc1 Qc7 13. Ne4 Rac8 14. Rab1 Qd7 15. h4 Ne5 16. Qxd7 Nxd7 17. Bg5 N7f6 18. Ne5 Rc7 19. Nc4 Rb8 20. Nxf6+ Bxf6 21. e4 Bxg5 22. hxg5 b5 23. exd5 bxc4 24. dxc4 exd5 25. cxd5 Rd8 26. d6 Rxd6 27. Bxb7 Rxb7 28. Rxc5 g6 29. b4 Rb5 30. Rbc1 Rd5 31. Rxd5 Rxd5 32. Rc5 Rd6 33. Rc8+ Kg7 34. Ra8 h6 35. gxh6+ Kxh6 36. Kf1 Kg5 37. Ke2 Kf5 38. Re8 Rd5 39. Re3 Kg4 40. Re4+ Kf5 41. Rf4+ Ke6 42. a4 f5 43. Rc4 Kd6 44. Ke3 g5 45. Rd4 Kc6 46. Rxd5 Kxd5 47. Kd3 g4 48. Ke3 Kc4 49. b5 1-0 | ||||
|
2023.04.30
98th ch-ARG Semi-Final
|
||||
| 965081 | Sanhueza, C (2204) | Koch, Ju (1962) | 1-0 | |
| 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Nxe5 7. Rxe5+ Be7 8. Bf1 O-O 9. d4 Bf6 10. Re1 Re8 11. Rxe8+ Nxe8 12. d5 d6 13. Nd2 g6 14. Nc4 c6 15. c3 Bd7 16. Bf4 cxd5 17. Qxd5 Bc6 18. Qd2 d5 19. Ne5 Nd6 20. Rd1 Ne4 21. Qc2 Qe7 22. Nxc6 bxc6 23. Qa4 Qd7 24. Qxe4 1-0 | ||||
|
2023.04.29
98th ch-ARG Semi-Final
|
||||
| 965053 | Koch, Ju (1962) | Ripa, Martin | 1-0 | |
| 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e4 d6 6. Nge2 Nbd7 7. O-O c6 8. d3 Rb8 9. Be3 b6 10. h3 Bb7 11. Qd2 Re8 12. Rad1 Nf8 13. d4 N8d7 14. f4 a6 15. d5 c5 16. a4 Bc8 17. Kh2 h6 18. Ng1 Kh7 19. Nf3 Nf8 20. e5 Ng8 21. Rfe1 Bd7 22. Bf1 Qc7 23. Bf2 Rbd8 24. b3 Bc8 25. Ne4 f5 26. Neg5+ hxg5 27. Nxg5+ Kh8 28. Nf7+ Kh7 29. Ng5+ Kh8 30. Nf7+ Kh7 31. e6 Nh6 32. Bd3 Kg8 33. Nxd8 Qxd8 34. Qc2 Kh7 35. g4 fxg4 36. Rg1 Nf5 37. Bxf5 gxf5 38. Qxf5+ Kh8 39. Rxg4 Bf6 40. Rdg1 Nh7 41. Rg6 1-0 | ||||
|
2022.10.18
ProAm 100 Ani FADA 2022
|
||||
| 1150031 | Lupi, P (2139) | Koch, Ju (1933) | 1-0 | |
| 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 gxf6 7. Nf3 f5 8. Nc3 a6 9. g3 b5 10. Bg2 Bb7 11. O-O O-O 12. Qd2 Bf6 13. Rad1 Nd7 14. d5 e5 15. d6 Nc5 16. b4 Ne4 17. Nxe4 fxe4 18. dxc7 Qe7 19. Nh4 Bxh4 20. gxh4 Rfc8 21. Rfe1 Rxc7 22. Re3 f5 23. Rg3+ Kh8 24. Qh6 Rg8 25. Rd6 Rxg3 26. hxg3 Rc8 27. Qd2 e3 28. fxe3 Bxg2 29. Kxg2 Rxc2 30. Qxc2 Qxd6 31. Qxf5 Kg7 32. Kf3 Qd5+ 33. Qe4 Qd1+ 34. Kg2 Qe2+ 35. Kh3 Qf1+ 36. Kg4 Qe2+ 37. Kf5 Qh5+ 38. Ke6 Qe8+ 39. Kd5 Kf6 40. Qf3+ Kg7 41. Qg4+ Kh8 42. Qf5 Qd8+ 43. Kxe5 Qc7+ 44. Ke4 Qc4+ 45. Kf3 Qxb4 46. Qf6+ Kg8 47. Qxa6 Qc4 48. Qa8+ Kf7 49. Qe4 Qxa2 50. Qxh7+ Kf6 51. Qh6+ Kf7 52. Qh5+ Kg7 53. Qxb5 Qa8+ 54. e4 Qa3+ 55. Kg4 Qd6 56. Qd5 Qa6 57. Qe5+ Kg6 58. h5+ Kf7 59. Kg5 Qb6 60. Qf5+ Ke7 61. h6 Qe3+ 62. Kg6 Qb6+ 63. Kg7 Qb2+ 64. e5 1-0 | ||||
|
2022.10.17
ProAm 100 Ani FADA 2022
|
||||
| 1149963 | Koch, Ju (1933) | Mayeregger, Guadalupe Milagros (1740) | 1-0 | |
| 1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. e3 g6 5. d4 cxd4 6. exd4 d5 7. cxd5 Nxd5 8. Qb3 Nb6 9. d5 Nb8 10. Bb5+ Bd7 11. O-O Bg7 12. d6 O-O 13. Bg5 Be6 14. dxe7 Qc8 15. exf8=Q+ Bxf8 16. Qd1 Nc6 17. Bxc6 Qxc6 18. Nd4 Qd7 19. Nxe6 Qxe6 20. Qf3 Rc8 21. Rfe1 Qc4 22. Qe4 Qc5 23. Be7 Bxe7 24. Qxe7 Qf5 25. Qe5 Qc2 26. Ne4 Nd7 27. Nf6+ Nxf6 28. Qxf6 h5 29. h3 Qa4 30. Re7 Rf8 31. b3 Qb5 32. Rd1 Qa5 33. Rdd7 1-0 | ||||
|
2022.10.16
ProAm 100 Ani FADA 2022
|
||||
| 1157692 | Koch, Ju (1933) | Quiroga, F (2260) | 0-1 | |
| 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. d4 dxc4 7. Qa4 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bg5 Be4 11. Qc1 Nbd7 12. Bxf6 Nxf6 13. Nbd2 Bb7 14. Rd1 Ra7 15. Qc2 Qa8 16. Ne1 Bxg2 17. Nxg2 c5 18. dxc5 Rc8 19. Nb3 Rac7 20. Rac1 a5 21. c6 Rxc6 22. Qb1 g6 23. Nd4 Rxc1 24. Rxc1 Rxc1+ 25. Qxc1 Qd5 26. e3 e5 27. Nc6 Bc5 28. Nxa5 Qxa2 29. Nc6 Qd5 30. b4 Bd6 31. e4 Qxe4 32. Ne3 Nd5 33. Nxd5 Qxd5 34. Qc3 h5 35. h4 Qe4 36. f4 f6 37. fxe5 fxe5 38. Kf2 Kg7 39. Qf3 Qc2+ 40. Kg1 e4 0-1 | ||||
|
2022.10.15
ProAm 100 Ani FADA 2022
|
||||
| 1157624 | Mackeprang, L (2153) | Koch, Ju (1933) | 0-1 | |
| 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. d4 exd4 5. Nxd4 g6 6. Be3 Bg7 7. c4 O-O 8. Nc3 d6 9. h3 a6 10. Ba4 Ne5 11. Bb3 c5 12. Nde2 b5 13. cxb5 c4 14. Bc2 axb5 15. Nxb5 Ba6 16. Nbc3 Rb8 17. Rb1 Nd3+ 18. Bxd3 cxd3 19. Nf4 d5 20. Nfxd5 Nxd5 21. Nxd5 f5 22. Qa4 d2+ 23. Bxd2 Bd3 24. Rd1 fxe4 25. Ne3 Qf6 26. Ng4 Qxb2 27. Qd7 Qxa2 28. h4 h5 29. Ne3 Rf7 30. Qc6 Rbf8 31. Qxg6 Rxf2 32. Qxh5 Qf7 33. Qxf7+ R8xf7 34. Rc1 Re2+ 35. Kd1 Rff2 36. Nf1 Rxg2 37. Rc8+ Kh7 38. h5 Ref2 39. h6 Be5 40. Re8 Bxf1 41. Re7+ Kg6 42. Rxe5 Rxd2+ 43. Ke1 Bd3 44. Rg1 Re2+ 45. Kf1 Ra2+ 0-1 | ||||
|
2022.10.14
ProAm 100 Ani FADA 2022
|
||||
| 1157562 | Koch, Ju (1933) | Arena, Carlos (1496) | 1-0 | |
| 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nf3 O-O 6. Be2 Nc6 7. d5 Nb8 8. h3 Nbd7 9. Be3 a5 10. O-O e5 11. dxe6 fxe6 12. Qc2 e5 13. Rad1 Qe7 14. a3 c6 15. b4 axb4 16. axb4 Ne8 17. Ra1 Rxa1 18. Rxa1 Ndf6 19. Ra7 Qc7 20. Qa2 Kh8 21. c5 Nxe4 22. Nxe4 d5 23. Nd6 d4 24. Ng5 h6 25. Ndf7+ Kg8 26. Nxh6+ Kh8 27. Nhf7+ Kg8 28. Nxe5+ Kh8 29. Nxg6# 1-0 | ||||
|
2022.10.13
ProAm 100 Ani FADA 2022
|
||||
| 1157449 | Uelf, M (2236) | Koch, Ju (1933) | 1-0 | |
| 1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Be7 5. O-O O-O 6. Nbd2 c5 7. c3 Nc6 8. Re1 cxd4 9. Nxd4 Qb6 10. Nxc6 bxc6 11. e4 a5 12. e5 Nd7 13. Nf3 Nc5 14. Qc2 Ba6 15. Be3 Qc7 16. Rad1 Ne4 17. h4 a4 18. Ng5 Nxg5 19. hxg5 Rfb8 20. Bf1 Bxf1 21. Kxf1 Qb7 22. Bc1 c5 23. Kg2 d4+ 24. f3 Rd8 25. Rh1 g6 26. c4 d3 27. Rxd3 Rxd3 28. Qxd3 Rd8 29. Qc2 Qd7 30. Be3 Bf8 31. Re1 Qb7 32. Re2 Qc6 33. Rd2 Rxd2+ 34. Qxd2 Qc7 35. Qc3 Bg7 36. Bf4 Qd7 37. Be3 Bf8 38. b3 axb3 39. Qxb3 Qc7 40. f4 Qc6+ 41. Kg1 h6 42. gxh6 Bxh6 43. Bf2 Bf8 44. a4 g5 45. a5 gxf4 46. gxf4 Qe4 47. a6 1-0 | ||||
|
2022.10.12
ProAm 100 Ani FADA 2022
|
||||
| 1157402 | Koch, Ju (1933) | Mayeregger Gonzalez, Renata (1553) | 1-0 | |
| 1. c4 e5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Ne7 5. Rb1 c5 6. h3 Nbc6 7. b4 d6 8. b5 Nd4 9. e3 Ne6 10. h4 h6 11. Nge2 Rb8 12. O-O O-O 13. d3 Nc7 14. e4 f5 15. Bd2 f4 16. f3 Kh7 17. g4 Rh8 18. Kf2 Be6 19. Rh1 Kg8 20. Nd5 Ncxd5 21. cxd5 Bd7 22. b6 axb6 23. Rxb6 Bb5 24. Qb3 Qd7 25. g5 Ba4 26. Qb2 Nc8 27. Bh3 Qc7 28. Ba5 Nxb6 29. Bxb6 Qe7 30. Be6+ Kf8 31. Nc3 Bd7 32. Bc7 Rc8 33. Qb6 Rxc7 34. Qxc7 Bxe6 35. Qxe7+ Kxe7 36. dxe6 Kxe6 37. Rb1 Rb8 38. gxh6 Bxh6 1-0 | ||||
|
2022.10.11
ProAm 100 Ani FADA 2022
|
||||
| 1157274 | Dolezal, C (2365) | Koch, Ju (1933) | 1-0 | |
| 1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. g3 Nf6 6. Bg2 Nc6 7. O-O Be7 8. dxc5 Bxc5 9. Bg5 O-O 10. Nbd2 Be7 11. Nb3 h6 12. Be3 Bg4 13. Nfd4 Qd7 14. Nxc6 bxc6 15. Rc1 Rfc8 16. Bc5 a5 17. Nd4 Bf8 18. Qa4 Ra6 19. Bxf8 Kxf8 20. Rc5 Qb7 21. f3 Qb6 22. Rfc1 Bd7 23. Qa3 Kg8 24. e3 Qb4 25. Qd3 Rb6 26. a3 Qa4 27. Qc3 Rcb8 28. Bf1 Rb5 29. Bxb5 cxb5 30. Qe1 Re8 31. Ra1 1-0 | ||||
|
2022.08.27
Liga Nacional Superior
|
||||
| 1197655 | Diaz, Di (2067) | Koch, Ju (1941) | 1-0 | |
| 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. Bg5 cxd4 10. Nxd4 h6 11. Be3 Re8 12. Rc1 Bf8 13. Nxc6 bxc6 14. Na4 Re6 15. Bc5 Ne4 16. Bxe4 Rxe4 17. Bxf8 Qxf8 18. Nc5 Rb4 19. Qd2 Rab8 20. b3 Qe7 21. Rc2 Rg4 22. Rfc1 Rg6 23. Qf4 Rb5 24. Nd3 Rf6 25. Qd4 Bf5 26. Rd2 Bxd3 27. Qxd3 Rb4 28. Qa6 Qb7 29. Qxb7 Rxb7 30. Rc5 Kf8 31. Rd4 Re6 32. e3 Rb6 33. Ra5 Re7 34. Rda4 Rbb7 35. Rc5 Rec7 36. e4 Rb5 37. Rc2 dxe4 38. Rxe4 a5 39. Rec4 c5 40. R2c3 Ke7 41. a4 Rb8 42. Rxc5 Rxc5 43. Rxc5 Rxb3 44. Rxa5 g6 45. Rb5 Ra3 46. Rb4 h5 47. h4 Ra2 48. Kg2 Ra3 49. Kf1 Ra2 50. Ke1 Ke6 51. Rf4 Ke7 52. Kd1 f5 53. Kc1 Kd6 54. Kb1 Re2 55. Kc1 Ra2 56. Kd1 Kd5 57. Ke1 Ke5 58. Kf1 Kd5 59. Rb4 Ke6 60. Kg2 Ra3 61. Rb6+ Kf7 62. Ra6 Kg7 63. a5 Kf7 64. Ra7+ Kf8 65. a6 Ra2 66. Ra8+ Kg7 67. Kf3 Ra3+ 68. Kf4 Ra4+ 69. Ke5 Ra2 70. Ra7+ Kh6 71. Kf6 Ra5 72. Ra8 Kh7 73. Kg5 f4+ 74. Kxf4 Ra2 75. f3 Ra3 76. Ke4 Ra4+ 77. Kd5 Ra3 78. Ke4 Ra4+ 79. Ke3 Ra3+ 80. Kf2 Ra2+ 81. Kg1 Kg7 82. a7 Ra1+ 83. Kg2 Ra2+ 84. Kh3 Ra4 85. g4 hxg4+ 86. fxg4 Ra3+ 87. Kg2 Ra2+ 88. Kf3 Ra3+ 89. Ke4 Ra4+ 90. Kd5 Ra5+ 91. Kc6 Ra1 92. Rd8 Rxa7 93. Rd7+ Rxd7 94. Kxd7 g5 95. h5 Kf7 96. Kd6 1-0 | ||||