[Event "1000GM April Gp1"] [Site "San Jose CA USA"] [Date "2024.04.21"] [Round "4.1"] [White "Heimann, M"] [Black "Atwell, Rose"] [Result "1/2-1/2"] [WhiteTitle "IM"] [BlackTitle "FM"] [WhiteElo "2435"] [BlackElo "2279"] [ECO "C42"] [Opening "Petrov"] [Variation "classical attack, Marshall variation"] [EventDate "2024.04.20"] [WhiteFideId "2028441"] [BlackFideId "30951011"] 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. O-O O-O 8. Re1 Bf5 9. c4 c6 10. Qb3 Qd7 11. Nc3 Nxc3 12. Bxf5 Qxf5 13. bxc3 b6 14. cxd5 cxd5 15. Ne5 Nd7 16. Qxd5 Bxe5 17. dxe5 Nc5 18. f4 Rfd8 19. Qf3 Qc2 20. Ba3 Nd3 21. Red1 Rac8 22. Be7 Rd7 23. Qg4 Rdc7 24. Bf6 Qf2+ 25. Kh1 Qe1+ 26. Rxe1 Nf2+ 27. Kg1 Nxg4 28. Bh4 Rxc3 29. Rad1 Ne3 30. Rd7 Nf5 31. Bf2 R3c7 32. Rxc7 Rxc7 33. g4 Ne7 34. Rd1 Nc6 35. Kg2 Kf8 36. Kf3 Ke8 37. h3 Nb4 38. Bh4 Rd7 39. Rc1 Rd3+ 40. Kg2 Kd7 41. Rc4 a5 42. a4 Nd5 43. Bf2 Ne3+ 44. Bxe3 Rxe3 45. Rd4+ Ke7 46. Rc4 Kd7 47. Rd4+ Ke7 48. Rd6 Rb3 49. f5 f6 50. exf6+ gxf6 51. Rc6 Kf7 52. Rc7+ Kg8 53. Rb7 Ra3 54. Rxb6 Kg7 55. Rb7+ Kg8 56. Ra7 Rxa4 57. Kg3 Ra3+ 58. Kh4 a4 59. g5 fxg5+ 60. Kxg5 Rxh3 61. Kf6 h5 62. Rxa4 h4 63. Ra8+ Kh7 64. Ra7+ Kh6 65. Ra8 Kh5 66. Kf7 Rf3 67. f6 h3 68. Rh8+ Kg4 69. Kg7 Kg3 70. f7 h2 71. f8=Q Rxf8 72. Kxf8 Kg2 1/2-1/2

[Event "1000GM April Gp1"] [Site "San Jose CA USA"] [Date "2024.04.21"] [Round "4.2"] [White "Figueredo Losada, L"] [Black "Arutla, Aditya"] [Result "1-0"] [WhiteTitle "IM"] [WhiteElo "2323"] [BlackElo "2219"] [ECO "E10"] [Opening "Queen's pawn game"] [EventDate "2024.04.20"] [WhiteFideId "3507971"] [BlackFideId "30961998"] 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 c6 5. Bd3 Nbd7 6. Nbd2 Be7 7. O-O O-O 8. b3 b6 9. Bb2 Bb7 10. Qe2 c5 11. cxd5 Nxd5 12. Rfd1 cxd4 13. Nxd4 Nc5 14. Bc4 a6 15. e4 Nf6 16. e5 Nd5 17. Qg4 b5 18. Bf1 Qb6 19. N2f3 Rad8 20. h4 Nb4 21. Bc1 Bxf3 22. gxf3 Kh8 23. Bb2 g6 24. f4 h5 25. Qg3 Rd7 26. Qe3 Nd5 27. Qf3 Bxh4 28. f5 Bg5 29. fxe6 fxe6 30. Qxf8+ Kh7 31. Qf3 Qb7 32. Qg2 Bh4 33. Bd3 Nxd3 34. Rxd3 Rf7 35. Rf3 Nf4 36. Rxf4 Qxg2+ 37. Kxg2 Rxf4 38. f3 Rf7 39. Rc1 g5 40. Nxe6 g4 41. f4 Rd7 42. Nf8+ 1-0

[Event "1000GM April Gp1"] [Site "San Jose CA USA"] [Date "2024.04.21"] [Round "4.3"] [White "Xie, Bryan"] [Black "Zylka, Stanislaw"] [Result "1-0"] [WhiteTitle "FM"] [BlackTitle "IM"] [WhiteElo "2275"] [BlackElo "2404"] [ECO "B90"] [Opening "Sicilian"] [Variation "Najdorf, Byrne (English) attack"] [EventDate "2024.04.20"] [WhiteFideId "30941296"] [BlackFideId "1189654"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. a3 b5 8. g4 Bb7 9. Bg2 h5 10. g5 Ng4 11. Bc1 g6 12. h3 Ne5 13. f4 Nc4 14. b3 Nb6 15. O-O N8d7 16. f5 gxf5 17. g6 Qf6 18. exf5 Bxg2 19. Kxg2 O-O-O 20. gxf7 exf5 21. Rf2 Qg6+ 1-0

[Event "1000GM April Gp1"] [Site "San Jose CA USA"] [Date "2024.04.21"] [Round "4.4"] [White "Amburgy, Ryan"] [Black "Griffith, Kyron"] [Result "1/2-1/2"] [WhiteTitle "FM"] [BlackTitle "IM"] [WhiteElo "2223"] [BlackElo "2361"] [ECO "D37"] [Opening "QGD"] [Variation "4.Nf3"] [EventDate "2024.04.20"] [WhiteFideId "30924820"] [BlackFideId "2046318"] 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 b5 6. e5 Nd5 7. Nxb5 Nb6 8. Be2 Be7 9. Be3 Bb7 10. Qc2 Qd7 11. Nc3 Na6 12. a3 c5 13. dxc5 Nxc5 14. Bxc5 Bxc5 15. Ne4 Qd5 16. Nxc5 Qxc5 17. O-O Rc8 18. Rfe1 h6 19. Rac1 O-O 20. Bd3 Rfd8 21. Bh7+ Kh8 22. Be4 Bd5 23. Red1 Qb5 24. Bxd5 Rxd5 25. Rxd5 Nxd5 26. h3 c3 27. bxc3 Rxc3 28. Rb1 Qd3 29. Qxd3 Rxd3 30. Rb7 a5 31. a4 Ra3 32. Rxf7 Rxa4 33. Ra7 Nf4 34. Ra6 g5 35. Kh2 Ra2 36. Nd4 Rxf2 37. Nxe6 Rxg2+ 38. Kh1 1/2-1/2

[Event "1000GM April Gp1"] [Site "San Jose CA USA"] [Date "2024.04.21"] [Round "4.5"] [White "Jimenez Garcia, Emmanuel"] [Black "Sivakumar, Shaaketh"] [Result "0-1"] [WhiteTitle "IM"] [BlackTitle "FM"] [WhiteElo "2421"] [BlackElo "2366"] [ECO "A00"] [Opening "Benko's opening"] [EventDate "2024.04.20"] [WhiteFideId "6504779"] [BlackFideId "30940176"] 1. g3 Nf6 2. Bg2 g6 3. d4 d5 4. c4 c6 5. Qa4 Nbd7 6. cxd5 Nb6 7. Qb3 cxd5 8. Nc3 Bg7 9. a4 O-O 10. a5 Nc4 11. Nxd5 Nxd5 12. Qxc4 Be6 13. Qa4 b5 14. axb6 Nxb6 15. Qd1 Bxd4 16. Bh6 Bxb2 17. Bxf8 Bc3+ 18. Kf1 Qxf8 19. Bxa8 Qxa8 20. Nf3 Bh3+ 21. Kg1 Bxa1 22. Qxa1 a5 23. Ne1 Qe4 24. Qd1 a4 25. Qd8+ Kg7 26. Qd3 Qb4 27. Qd1 e5 28. Qa1 Qe4 29. e3 Nc4 30. Qc3 a3 0-1

[Event "1000GM April Gp1"] [Site "San Jose CA USA"] [Date "2024.04.21"] [Round "5.1"] [White "Atwell, Rose"] [Black "Figueredo Losada, L"] [Result "1/2-1/2"] [WhiteTitle "FM"] [BlackTitle "IM"] [WhiteElo "2279"] [BlackElo "2323"] [ECO "C96"] [Opening "Ruy Lopez"] [Variation "closed, Keres (...Nd7) defence"] [EventDate "2024.04.20"] [WhiteFideId "30951011"] [BlackFideId "3507971"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. Re1 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Nd7 12. Nbd2 exd4 13. cxd4 Nc6 14. Nf1 cxd4 15. Nxd4 Nxd4 16. Qxd4 Ne5 17. f4 Nc6 18. Qf2 Bh4 19. g3 Bf6 20. Kh2 Re8 21. a4 Nb4 22. axb5 Nxc2 23. Qxc2 Qd7 24. Qd3 Qxh3+ 25. Kg1 a5 26. Bd2 d5 27. e5 Be7 28. Qxd5 Rb8 29. Qg2 Qxg2+ 30. Kxg2 Rxb5 31. Bc3 Bb7+ 32. Kf2 Bc5+ 33. Ke2 f6 34. Rxa5 Rxa5 35. Bxa5 fxe5 36. Kd2 e4 37. Ne3 Re7 38. Kc2 Ba6 39. Bc3 Bd3+ 40. Kc1 Rb7 41. g4 Bd6 42. Ng2 g6 43. Kd2 Bc5 44. Ra1 Ba7 45. Ra5 Rd7 46. Ke1 e3 47. Re5 e2 48. Ne3 Bxe3 49. Rxe3 Bc4 50. Kf2 Rd1 51. g5 Rf1+ 52. Kg3 Rg1+ 53. Kf2 Rf1+ 54. Kg3 Rg1+ 1/2-1/2

[Event "1000GM April Gp1"] [Site "San Jose CA USA"] [Date "2024.04.21"] [Round "5.2"] [White "Zylka, Stanislaw"] [Black "Arutla, Aditya"] [Result "1/2-1/2"] [WhiteTitle "IM"] [WhiteElo "2404"] [BlackElo "2219"] [ECO "A45"] [Opening "Trompovsky attack (Ruth, Opovcensky opening)"] [EventDate "2024.04.20"] [WhiteFideId "1189654"] [BlackFideId "30961998"] 1. d4 Nf6 2. Bg5 Ne4 3. h4 d5 4. Nd2 Bf5 5. Nxe4 Bxe4 6. f3 h6 7. Bf4 Bh7 8. e3 e6 9. Bd3 Bxd3 10. Qxd3 c5 11. Ne2 Be7 12. h5 c4 13. Qd2 Nc6 14. c3 b5 15. e4 a5 16. O-O b4 17. exd5 Qxd5 18. Be3 Qxh5 19. Nf4 Qb5 20. Qe2 Rb8 21. b3 cxb3 22. c4 Qf5 23. g4 Qc2 24. axb3 Qxe2 25. Nxe2 Bf6 26. Ra2 Rd8 27. Rd1 O-O 28. Kg2 Rd7 29. f4 Rfd8 30. Rad2 1/2-1/2

[Event "1000GM April Gp1"] [Site "San Jose CA USA"] [Date "2024.04.21"] [Round "5.3"] [White "Griffith, Kyron"] [Black "Xie, Bryan"] [Result "1-0"] [WhiteTitle "IM"] [BlackTitle "FM"] [WhiteElo "2361"] [BlackElo "2275"] [ECO "B47"] [Opening "Sicilian"] [Variation "Taimanov (Bastrikov) variation"] [EventDate "2024.04.20"] [WhiteFideId "2046318"] [BlackFideId "30941296"] 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. Nxc6 bxc6 8. Qd3 Nf6 9. Qg3 Qxg3 10. hxg3 d5 11. g4 Nxe4 12. Nxe4 dxe4 13. Bd2 a5 14. Rh5 f5 15. O-O-O Kf7 16. Rdh1 Kg6 17. f3 exf3 18. Bxf3 Bd7 19. gxf5+ exf5 20. g4 fxg4 21. Be4+ Kf6 22. Rf1+ Ke7 23. Bg5+ Kd6 24. Bf4+ Ke7 25. Rd1 Be6 26. Bxc6 Rc8 27. Bb7 Rc4 28. Bg3 Kf7 29. Re5 Rb4 30. Rf1+ Kg8 31. Bc8 Bc4 32. Re8 1-0

[Event "1000GM April Gp1"] [Site "San Jose CA USA"] [Date "2024.04.21"] [Round "5.4"] [White "Amburgy, Ryan"] [Black "Jimenez Garcia, Emmanuel"] [Result "0-1"] [WhiteTitle "FM"] [BlackTitle "IM"] [WhiteElo "2223"] [BlackElo "2421"] [ECO "B08"] [Opening "Pirc"] [Variation "classical system, 5.Be2"] [EventDate "2024.04.20"] [WhiteFideId "30924820"] [BlackFideId "6504779"] 1. d4 g6 2. e4 Bg7 3. Nf3 d6 4. Nc3 Nf6 5. Be2 O-O 6. O-O a6 7. Bg5 h6 8. Bxf6 exf6 9. Re1 Nc6 10. Nd5 Ne7 11. Ne3 f5 12. exf5 Nxf5 13. Nxf5 Bxf5 14. Bd3 Bd7 15. c3 b5 16. Nd2 c5 17. dxc5 dxc5 18. Qf3 Bg4 19. Qxg4 Qxd3 20. Qe2 Qd5 21. Nb3 Qc6 22. Qe3 Rac8 23. h3 Rfe8 24. Qd2 Red8 25. Qe2 c4 26. Nd2 b4 27. Rac1 bxc3 28. bxc3 Re8 29. Qf3 Rxe1+ 30. Rxe1 Qxf3 31. Nxf3 Bxc3 32. Rc1 Bb2 33. Rc2 c3 34. Kf1 Rc4 35. Ng1 Ra4 36. Ne2 Ra3 37. f4 Kf8 38. Kf2 Ke7 39. Ke3 Kd6 40. Kd4 Rxa2 41. Nxc3 Bxc3+ 42. Rxc3 a5 43. g4 a4 44. Ke4 Re2+ 45. Kd4 Rb2 46. Rc4 a3 47. Ra4 Rd2+ 48. Kc4 a2 49. Ra6+ Ke7 50. f5 gxf5 51. gxf5 h5 52. Kc3 Rf2 53. Kd4 Rxf5 54. Rxa2 Rf3 55. h4 Kf6 56. Ke4 Rh3 57. Ra6+ Kg7 58. Ra5 Rxh4+ 59. Kf3 Kg6 60. Ra6+ f6 61. Ra5 Rb4 62. Rc5 h4 63. Ra5 h3 64. Kg3 Rb3+ 65. Kh2 f5 66. Ra8 Kg5 67. Rh8 Kg4 68. Rg8+ Kf4 69. Rh8 Ke4 70. Re8+ Kf3 71. Ra8 Kg4 72. Rg8+ Kf4 73. Rh8 Re3 74. Ra8 Rd3 75. Rh8 Ke4 76. Re8+ Kf3 77. Ra8 Re3 78. Kxh3 Kf2+ 79. Kh2 f4 80. Ra1 Re2 81. Rb1 Rd2 82. Ra1 Re2 83. Rb1 Re1 84. Rb4 Kf3 85. Rb3+ Kf2 86. Rb4 Kf3 87. Rb3+ Re3 88. Rb1 Ke2 89. Rb2+ Kf1 90. Rb4 f3 91. Rb1+ Re1 92. Rb3 f2 93. Rb2 Re7 94. Kg3 Kg1 0-1

[Event "1000GM April Gp1"] [Site "San Jose CA USA"] [Date "2024.04.21"] [Round "5.5"] [White "Sivakumar, Shaaketh"] [Black "Heimann, M"] [Result "0-1"] [WhiteTitle "FM"] [BlackTitle "IM"] [WhiteElo "2366"] [BlackElo "2435"] [ECO "D02"] [Opening "Queen's bishop game"] [EventDate "2024.04.20"] [WhiteFideId "30940176"] [BlackFideId "2028441"] 1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. Nbd2 Bg4 6. c3 e6 7. Qb3 Qc8 8. h3 Bh5 9. Be2 c4 10. Qd1 b5 11. Ne5 Bxe2 12. Qxe2 Be7 13. e4 dxe4 14. Nxe4 Nd5 15. Bg3 O-O 16. f4 f5 17. Nd2 Bd6 18. O-O Nxe5 19. fxe5 Be7 20. Rf3 Bg5 21. Raf1 Qc6 22. Be1 a5 23. h4 Bxd2 24. Bxd2 b4 25. g4 fxg4 26. Rxf8+ Rxf8 27. Rxf8+ Kxf8 28. Qxg4 Qa4 29. Bg5 Qe8 30. h5 bxc3 31. bxc3 Qf7 32. h6 Qg6 33. hxg7+ Kxg7 34. Kh2 Nxc3 35. Bf6+ Kf7 36. Qh3 Qc2+ 37. Kh1 Qb1+ 38. Kg2 Qxa2+ 39. Kg3 Qc2 0-1