
[Event "Titled Tue 21st Mar Early"]
[Site "chess.com INT"]
[Date "2023.03.21"]
[Round "8"]
[White "Yuan, Qingyu"]
[Black "Costachi, M"]
[Result "1-0"]
[WhiteElo "2373"]
[BlackElo "2476"]
[ECO "C42"]
[PlyCount "161"]
1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O O-O 8.Re1 Bf5 9.Nbd2 Nxd2 10.Qxd2 Bxd3 11.Qxd3 Nc6 12.Qb5 Rb8 13.Bf4 Bd6 14.Bxd6 Qxd6 15.c3 a6 16.Qd3 Rfe8 17.g3 h6 18.Kg2 Qf6 19.h4 g6 20.Rad1 Kg7 21.Qc2 b5 22.Qb3 Qd6 23.Qc2 Qf6 24.Qb3 Qd6 25.Qc2 a5 26.Qd3 b4 27.c4 dxc4 28.Qxc4 Ne7 29.Re5 Nf5 30.Rxa5 Qf6 31.Re5 Red8 32.Rde1 Rd7 33.R1e4 Rbd8 34.Rf4 Qb6 35.h5 Nd6 36.Qc5 g5 37.Rg4 Qxc5 38.dxc5 f6 39.Rd5 Nb5 40.Rxd7+ Rxd7 41.Rxb4 c6 42.a4 Na7 43.Nd4 Kf8 44.Nf5 Rd5 45.Rb8+ Kf7 46.Rb7+ Ke6 47.Ng7+ Ke5 48.Rxa7 Rxc5 49.g4 Rc2 50.Nf5 Kf4 51.Nxh6 Rxb2 52.Rf7 Ke5 53.Re7+ Kd6 54.Nf5+ Kd5 55.h6 Rb4 56.f3 Rb2+ 57.Kg3 Rb1 58.Kg2 Rb2+ 59.Kg1 Rb1+ 60.Kf2 Rb2+ 61.Re2 Rb1 62.Re1 Rb2+ 63.Kg3 Rb7 64.Rh1 Rh7 65.Rd1+ Kc4 66.Rc1+ Kd5 67.a5 c5 68.a6 c4 69.Rd1+ Kc5 70.Ra1 Ra7 71.h7 Rxh7 72.a7 c3 73.a8=Q Rc7 74.Qa5+ Kc6 75.Qxc3+ Kd7 76.Rd1+ Kc8 77.Qxf6 Kb7 78.Rb1+ Kc8 79.Qf8+ Kd7 80.Qe7+ Kc6 81.Qd6# 1-0
[Site "chess.com INT"]
[Date "2023.03.21"]
[Round "8"]
[White "Yuan, Qingyu"]
[Black "Costachi, M"]
[Result "1-0"]
[WhiteElo "2373"]
[BlackElo "2476"]
[ECO "C42"]
[PlyCount "161"]
1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O O-O 8.Re1 Bf5 9.Nbd2 Nxd2 10.Qxd2 Bxd3 11.Qxd3 Nc6 12.Qb5 Rb8 13.Bf4 Bd6 14.Bxd6 Qxd6 15.c3 a6 16.Qd3 Rfe8 17.g3 h6 18.Kg2 Qf6 19.h4 g6 20.Rad1 Kg7 21.Qc2 b5 22.Qb3 Qd6 23.Qc2 Qf6 24.Qb3 Qd6 25.Qc2 a5 26.Qd3 b4 27.c4 dxc4 28.Qxc4 Ne7 29.Re5 Nf5 30.Rxa5 Qf6 31.Re5 Red8 32.Rde1 Rd7 33.R1e4 Rbd8 34.Rf4 Qb6 35.h5 Nd6 36.Qc5 g5 37.Rg4 Qxc5 38.dxc5 f6 39.Rd5 Nb5 40.Rxd7+ Rxd7 41.Rxb4 c6 42.a4 Na7 43.Nd4 Kf8 44.Nf5 Rd5 45.Rb8+ Kf7 46.Rb7+ Ke6 47.Ng7+ Ke5 48.Rxa7 Rxc5 49.g4 Rc2 50.Nf5 Kf4 51.Nxh6 Rxb2 52.Rf7 Ke5 53.Re7+ Kd6 54.Nf5+ Kd5 55.h6 Rb4 56.f3 Rb2+ 57.Kg3 Rb1 58.Kg2 Rb2+ 59.Kg1 Rb1+ 60.Kf2 Rb2+ 61.Re2 Rb1 62.Re1 Rb2+ 63.Kg3 Rb7 64.Rh1 Rh7 65.Rd1+ Kc4 66.Rc1+ Kd5 67.a5 c5 68.a6 c4 69.Rd1+ Kc5 70.Ra1 Ra7 71.h7 Rxh7 72.a7 c3 73.a8=Q Rc7 74.Qa5+ Kc6 75.Qxc3+ Kd7 76.Rd1+ Kc8 77.Qxf6 Kb7 78.Rb1+ Kc8 79.Qf8+ Kd7 80.Qe7+ Kc6 81.Qd6# 1-0
[Event "Titled Tue 21st Mar Early"]
[Site "chess.com INT"]
[Date "2023.03.21"]
[Round "8"]
[White "Yuan, Qingyu"]
[Black "Costachi, M"]
[Result "1-0"]
[BlackTitle "IM"]
[WhiteElo "2373"]
[BlackElo "2476"]
[ECO "C42"]
[Opening "Petrov"]
[Variation "classical attack, Mason variation"]
[EventDate "2023.03.21"]
[WhiteFideId "8609772"]
[BlackFideId "1217518"]
1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O O-O
8. Re1 Bf5 9. Nbd2 Nxd2 10. Qxd2 Bxd3 11. Qxd3 Nc6 12. Qb5 Rb8 13. Bf4 Bd6
14. Bxd6 Qxd6 15. c3 a6 16. Qd3 Rfe8 17. g3 h6 18. Kg2 Qf6 19. h4 g6 20.
Rad1 Kg7 21. Qc2 b5 22. Qb3 Qd6 23. Qc2 Qf6 24. Qb3 Qd6 25. Qc2 a5 26. Qd3
b4 27. c4 dxc4 28. Qxc4 Ne7 29. Re5 Nf5 30. Rxa5 Qf6 31. Re5 Red8 32. Rde1
Rd7 33. R1e4 Rbd8 34. Rf4 Qb6 35. h5 Nd6 36. Qc5 g5 37. Rg4 Qxc5 38. dxc5
f6 39. Rd5 Nb5 40. Rxd7+ Rxd7 41. Rxb4 c6 42. a4 Na7 43. Nd4 Kf8 44. Nf5
Rd5 45. Rb8+ Kf7 46. Rb7+ Ke6 47. Ng7+ Ke5 48. Rxa7 Rxc5 49. g4 Rc2 50. Nf5
Kf4 51. Nxh6 Rxb2 52. Rf7 Ke5 53. Re7+ Kd6 54. Nf5+ Kd5 55. h6 Rb4 56. f3
Rb2+ 57. Kg3 Rb1 58. Kg2 Rb2+ 59. Kg1 Rb1+ 60. Kf2 Rb2+ 61. Re2 Rb1 62. Re1
Rb2+ 63. Kg3 Rb7 64. Rh1 Rh7 65. Rd1+ Kc4 66. Rc1+ Kd5 67. a5 c5 68. a6 c4
69. Rd1+ Kc5 70. Ra1 Ra7 71. h7 Rxh7 72. a7 c3 73. a8=Q Rc7 74. Qa5+ Kc6
75. Qxc3+ Kd7 76. Rd1+ Kc8 77. Qxf6 Kb7 78. Rb1+ Kc8 79. Qf8+ Kd7 80. Qe7+
Kc6 81. Qd6# 1-0