Event: K-12 International Schools Chess Open 2025 G3-G5
Site: Shanghai American School Puxi, China
White: Chen, Andrea
WhiteElo: 1692
Black: Chen, Yizhang
Result: 1-0
ECO: D00
Opening: Queen's Pawn Game: Accelerated London System, Steinitz Countergambit
Variant: Standard
TimeControl: 20+5

1. d4 { [%eval 0.17] [%clk 0:20:09] } 1... d5 { [%eval 0.24] [%clk 0:20:09] } 2. Bf4 { [%eval 0.0] [%clk 0:20:12] } 2... c5 { [%eval 0.06] [%clk 0:20:11] } 3. c3 { [%eval 0.0] [%clk 0:20:09] } 3... Nc6 { [%eval 0.0] [%clk 0:19:01] } 4. e3 { [%eval 0.0] [%clk 0:19:44] } 4... Bf5 { [%eval 0.1] [%clk 0:18:48] } 5. Bd3 { [%eval -0.03] [%clk 0:19:02] } 5... Bxd3 { [%eval -0.07] [%clk 0:18:35] } 6. Qxd3 { [%eval -0.11] [%clk 0:19:05] } 6... e6 { [%eval -0.08] [%clk 0:18:24] } 7. Nf3 { [%eval -0.08] [%clk 0:18:46] } 7... Bd6 { [%eval 0.0] [%clk 0:13:09] } 8. Qb5 { [%eval -0.39] [%clk 0:16:42] } 8... Bxf4 { [%eval -0.09] [%clk 0:06:46] } 9. exf4 { [%eval -0.17] [%clk 0:15:02] } 9... Qb6 { [%eval -0.07] [%clk 0:06:18] } 10. Qxb6 { [%eval -0.2] [%clk 0:14:49] } 10... axb6 { [%eval -0.17] [%clk 0:06:21] } 11. Nbd2 { [%eval -0.61] [%clk 0:14:32] } 11... c4?! { [%eval -0.04] } { Inaccuracy. Nge7 was best. } { [%clk 0:06:23] } 12. Ke2 { [%eval -0.38] [%clk 0:14:22] } 12... Nge7 { [%eval -0.22] [%clk 0:06:20] } 13. a3 { [%eval -0.05] [%clk 0:13:54] } 13... b5 { [%eval -0.25] [%clk 0:06:10] } 14. Nf1?! { [%eval -1.04] } { Inaccuracy. g3 was best. } { [%clk 0:13:14] } 14... Ng6?! { [%eval -0.24] } { Inaccuracy. b4 was best. } { [%clk 0:06:03] } 15. g3 { [%eval -0.21] [%clk 0:13:12] } 15... Kd7 { [%eval 0.16] [%clk 0:06:01] } 16. Ne3 { [%eval 0.07] [%clk 0:13:08] } 16... f6?! { [%eval 0.72] } { Inaccuracy. Nge7 was best. } { [%clk 0:05:38] } 17. f5 { [%eval 0.65] [%clk 0:12:51] } 17... Nge7 { [%eval 0.89] [%clk 0:04:02] } 18. fxe6+ { [%eval 0.88] [%clk 0:12:48] } 18... Kxe6 { [%eval 0.93] [%clk 0:04:04] } 19. Rhe1 { [%eval 0.97] [%clk 0:12:38] } 19... Kd6 { [%eval 0.91] [%clk 0:03:28] } 20. Nh4 { [%eval 0.95] [%clk 0:12:20] } 20... g6 { [%eval 1.01] [%clk 0:03:27] } 21. Nhg2 { [%eval 0.82] [%clk 0:11:57] } 21... Rhe8 { [%eval 0.97] [%clk 0:03:04] } 22. Kd2 { [%eval 0.88] [%clk 0:11:52] } 22... f5 { [%eval 0.9] [%clk 0:02:53] } 23. Rad1 { [%eval 1.0] [%clk 0:11:38] } 23... Ng8 { [%eval 1.32] [%clk 0:02:50] } 24. Re2 { [%eval 1.31] [%clk 0:11:28] } 24... Re7 { [%eval 1.57] [%clk 0:02:45] } 25. Rde1 { [%eval 1.63] [%clk 0:11:25] } 25... Rae8 { [%eval 1.34] [%clk 0:02:49] } 26. Nh4?! { [%eval 0.5] } { Inaccuracy. h4 was best. } { [%clk 0:11:19] } 26... Nf6? { [%eval 1.79] } { Mistake. Nh6 was best. } { [%clk 0:02:50] } 27. f3?? { [%eval 0.06] } { Blunder. Nhxf5+ was best. } { [%clk 0:11:00] } 27... Kc7 { [%eval 0.16] [%clk 0:02:23] } 28. Nhg2 { [%eval 0.17] [%clk 0:10:51] } 28... Kd6 { [%eval 0.1] [%clk 0:01:53] } 29. Nf4 { [%eval 0.06] [%clk 0:10:48] } 29... Nd8 { [%eval 0.03] [%clk 0:01:35] } 30. h4 { [%eval 0.0] [%clk 0:10:27] } 30... Ne6 { [%eval 0.0] [%clk 0:01:38] } 31. Nh3 { [%eval -0.09] [%clk 0:10:01] } 31... Kc6 { [%eval 0.1] [%clk 0:01:18] } 32. Ng2 { [%eval 0.1] [%clk 0:09:42] } 32... Kd6 { [%eval 0.16] [%clk 0:00:45] } 33. Re3 { [%eval 0.08] [%clk 0:09:28] } 33... Nh5 { [%eval 0.08] [%clk 0:00:31] } 34. g4 { [%eval 0.09] [%clk 0:08:38] } 34... fxg4 { [%eval 0.25] [%clk 0:00:25] } 35. fxg4 { [%eval 0.14] [%clk 0:08:41] } 35... Nhg7?! { [%eval 1.22] } { Inaccuracy. Nf6 was best. } { [%clk 0:00:29] } 36. Re5?! { [%eval 0.48] } { Inaccuracy. Rf3 was best. } { [%clk 0:08:35] } 36... h6?? { [%eval 2.94] } { Blunder. Rf7 was best. } { [%clk 0:00:13] } 37. Ngf4 { [%eval 2.98] [%clk 0:08:33] } 37... Nxf4 { [%eval 2.87] [%clk 0:00:15] } 38. Nxf4?? { [%eval 0.37] } { Blunder. Rxe7 was best. } { [%clk 0:08:35] } 38... g5?? { [%eval 5.02] } { Blunder. Rxe5 was best. } { [%clk 0:00:08] } 39. hxg5 { [%eval 4.93] [%clk 0:08:28] } 39... hxg5 { [%eval 5.03] [%clk 0:00:12] } 40. Rxd5+ { [%eval 5.04] [%clk 0:08:27] } 40... Kc6 { [%eval 5.01] [%clk 0:00:14] } 41. Rxe7 { [%eval 4.9] [%clk 0:08:28] } 41... Rxe7 { [%eval 4.92] [%clk 0:00:18] } 42. Rxg5 { [%eval 5.06] [%clk 0:08:30] } 42... Rf7 { [%eval 5.14] [%clk 0:00:15] } 43. Rc5+ { [%eval 5.06] [%clk 0:08:29] } 43... Kb6 { [%eval 6.0] [%clk 0:00:15] } 44. Nd5+ { [%eval 5.85] [%clk 0:08:29] } 44... Ka6 { [%eval 5.78] [%clk 0:00:15] } 45. Nc7+ { [%eval 4.83] [%clk 0:08:26] } 45... Kb6 { [%eval 4.98] [%clk 0:00:15] } 46. Nxb5 { [%eval 4.92] [%clk 0:08:13] } 46... Rf2+ { [%eval 4.9] [%clk 0:00:18] } 47. Kc1 { [%eval 4.8] [%clk 0:08:13] } 47... Rf1+ { [%eval 4.97] [%clk 0:00:18] } 48. Kc2 { [%eval 4.95] [%clk 0:08:16] } 48... Rf2+ { [%eval 5.04] [%clk 0:00:22] } 49. Kb1 { [%eval 4.97] [%clk 0:08:20] } 49... Ne6 { [%eval 5.23] [%clk 0:00:26] } 50. Re5 { [%eval 5.22] [%clk 0:08:17] } 50... Nc7 { [%eval 5.71] [%clk 0:00:06] } 51. Nxc7 { [%eval 5.56] [%clk 0:08:16] } 51... Kxc7 { [%eval 5.35] [%clk 0:00:10] } 52. Rc5+ { [%eval 5.67] [%clk 0:08:17] } 52... Kd6 { [%eval 5.59] [%clk 0:00:13] } 53. Rxc4 { [%eval 5.41] [%clk 0:08:21] } 53... Rg2 { [%eval 5.36] [%clk 0:00:17] } 54. Rb4 { [%eval 5.35] [%clk 0:08:24] } 54... Kc7 { [%eval 5.89] [%clk 0:00:12] } 55. d5 { [%eval 5.8] [%clk 0:08:27] } 55... Kd6 { [%eval 5.86] [%clk 0:00:15] } 56. Rxb7 { [%eval 5.38] [%clk 0:08:31] } 56... Rxg4 { [%eval 6.43] [%clk 0:00:18] } 57. Rb5 { [%eval 7.52] [%clk 0:08:32] } 57... Rg1+ { [%eval 7.5] [%clk 0:00:11] } 58. Ka2 { [%eval 7.4] [%clk 0:08:36] } 58... Rg8 { [%eval 7.26] [%clk 0:00:15] } 59. Kb3 { [%eval 6.98] [%clk 0:08:40] } 1-0