Event: Round 8: Yanira Rivera Negron - Polina Karelina
Date: 2023-10-30
White: Yanira Rivera Negron
WhiteTitle: WCM
WhiteElo: 1667
Black: Polina Karelina
BlackTitle: WCM
BlackElo: 1849
Result: 1/2-1/2
ECO: B08
Opening: Pirc Defense: Classical Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:52] } 1... Nf6 { [%eval 0.28] [%clk 1:30:54] } 2. Nf3 { [%eval 0.12] [%clk 1:31:19] } 2... g6 { [%eval 0.21] [%clk 1:31:17] } 3. Nc3 { [%eval 0.0] [%clk 1:31:18] } 3... Bg7 { [%eval 0.39] [%clk 1:31:35] } 4. e4 { [%eval 0.15] [%clk 1:31:43] } 4... d6 { [%eval 0.64] [%clk 1:32:01] } 5. Be3 { [%eval 0.72] [%clk 1:32:05] } 5... O-O { [%eval 0.64] [%clk 1:31:58] } 6. Qd2 { [%eval 0.45] [%clk 1:31:43] } 6... Ng4 { [%eval 0.71] [%clk 1:25:43] } 7. Bg5 { [%eval 0.89] [%clk 1:29:50] } 7... h6 { [%eval 0.79] [%clk 1:25:36] } 8. Bh4 { [%eval 0.81] [%clk 1:30:15] } 8... g5 { [%eval 1.1] [%clk 1:21:46] } 9. Bg3 { [%eval 0.96] [%clk 1:30:32] } 9... e5?! { [%eval 1.9] } { Inaccuracy. Nf6 was best. } { [%clk 1:22:11] } 10. dxe5?! { [%eval 1.27] } { Inaccuracy. h4 was best. } { [%clk 1:27:03] } 10... Nxe5 { [%eval 1.44] [%clk 1:21:35] } 11. Nxe5 { [%eval 1.35] [%clk 1:27:05] } 11... dxe5 { [%eval 1.29] [%clk 1:22:00] } 12. Qxd8 { [%eval 1.24] [%clk 1:26:38] } 12... Rxd8 { [%eval 1.37] [%clk 1:22:28] } 13. Nd5 { [%eval 1.3] [%clk 1:26:51] } 13... Rd7 { [%eval 1.3] [%clk 1:20:15] } 14. Bc4 { [%eval 0.81] [%clk 1:22:07] } 14... c6 { [%eval 0.87] [%clk 1:19:51] } 15. Nb4?? { [%eval -2.83] } { Blunder. Ne3 was best. } { [%clk 1:22:14] } 15... Rd4 { [%eval -2.87] [%clk 1:19:52] } 16. b3 { [%eval -2.79] [%clk 1:19:34] } 16... b5?? { [%eval -0.37] } { Blunder. a5 was best. } { [%clk 1:18:56] } 17. c3 { [%eval -0.4] [%clk 1:19:44] } 17... Rd6 { [%eval -0.17] [%clk 1:08:08] } 18. Be2 { [%eval -0.21] [%clk 1:19:07] } 18... Nd7?! { [%eval 0.64] } { Inaccuracy. Be6 was best. } { [%clk 1:08:11] } 19. Rd1?! { [%eval 0.09] } { Inaccuracy. Nd3 was best. } { [%clk 1:10:50] } 19... Rxd1+ { [%eval 0.13] [%clk 1:07:40] } 20. Kxd1 { [%eval 0.1] [%clk 1:10:07] } 20... Bb7 { [%eval 0.39] [%clk 1:07:33] } 21. f3 { [%eval 0.38] [%clk 1:08:59] } 21... Rd8 { [%eval 0.79] [%clk 1:07:30] } 22. Kc2 { [%eval 0.91] [%clk 1:09:16] } 22... Nf8 { [%eval 1.15] [%clk 1:00:23] } 23. Rd1?! { [%eval 0.29] } { Inaccuracy. a4 was best. } { [%clk 1:06:42] } 23... Rxd1 { [%eval 0.32] [%clk 1:00:03] } 24. Kxd1 { [%eval 0.28] [%clk 1:07:01] } 24... Ne6 { [%eval 0.28] [%clk 0:59:37] } 25. Nd3 { [%eval 0.23] [%clk 1:00:20] } 25... f6 { [%eval 0.32] [%clk 0:59:32] } 26. Bf2 { [%eval 0.26] [%clk 1:00:13] } 26... a5?? { [%eval 2.15] } { Blunder. a6 was best. } { [%clk 0:54:01] } 27. Bb6 { [%eval 2.12] [%clk 0:58:12] } 27... a4 { [%eval 2.17] [%clk 0:52:50] } 28. bxa4 { [%eval 2.38] [%clk 0:57:28] } 28... bxa4 { [%eval 2.15] [%clk 0:53:14] } 29. Nc5? { [%eval 0.65] } { Mistake. Nb2 was best. } { [%clk 0:57:20] } 29... Nxc5 { [%eval 0.67] [%clk 0:52:14] } 30. Bxc5 { [%eval 0.48] [%clk 0:57:46] } 30... Bf8 { [%eval 0.63] [%clk 0:43:55] } 31. Bxf8?! { [%eval 0.01] } { Inaccuracy. Bb4 was best. } { [%clk 0:56:28] } 31... Kxf8 { [%eval 0.11] [%clk 0:44:23] } 32. Kc2 { [%eval 0.11] [%clk 0:56:35] } 32... Bc8 { [%eval 0.19] [%clk 0:44:43] } 33. a3 { [%eval 0.04] [%clk 0:56:48] } 33... Ke7 { [%eval 0.06] [%clk 0:43:40] } 34. Bc4 { [%eval 0.0] [%clk 0:56:19] } 34... Kd6 { [%eval 0.0] [%clk 0:41:55] } 35. Kd3 { [%eval 0.0] [%clk 0:56:12] } 35... Kc5 { [%eval 0.0] [%clk 0:41:55] } 36. Ba2 { [%eval 0.0] [%clk 0:56:14] } 36... h5 { [%eval 0.0] [%clk 0:34:23] } 37. Ke3 { [%eval 0.0] [%clk 0:54:00] } 37... Ba6 { [%eval 0.0] [%clk 0:30:56] } 38. g3 { [%eval 0.0] [%clk 0:52:35] } 38... Bc4 { [%eval 0.0] [%clk 0:30:22] } 39. Bb1 { [%eval 0.0] [%clk 0:52:35] } 39... Be6 { [%eval 0.0] [%clk 0:29:41] } 40. Bd3 { [%eval 0.0] [%clk 0:52:42] } 40... Kd6 { [%eval 0.0] [%clk 0:21:54] } 41. f4 { [%eval 0.0] [%clk 0:51:43] } 41... exf4+ { [%eval 0.0] [%clk 0:20:44] } 42. gxf4 { [%eval 0.0] [%clk 0:52:00] } 42... Kc5 { [%eval 0.0] [%clk 0:19:37] } 43. e5 { [%eval 0.0] [%clk 0:50:36] } 43... gxf4+ { [%eval 0.0] [%clk 0:11:55] } 44. Kxf4 { [%eval 0.0] [%clk 0:50:50] } 44... fxe5+ { [%eval 0.0] [%clk 0:12:21] } 45. Kxe5 { [%eval 0.0] [%clk 0:51:09] } 45... Bc4 { [%eval 0.0] [%clk 0:11:16] } 46. Bc2 { [%eval 0.0] [%clk 0:50:26] } 46... Bb3 { [%eval 0.0] [%clk 0:10:29] } 47. Bd3 { [%eval 0.0] [%clk 0:49:53] } 47... Bd1?? { [%eval 2.78] } { Blunder. Bc4 was best. } { [%clk 0:10:40] } 48. h4 { [%eval 2.88] [%clk 0:49:36] } 48... Bg4 { [%eval 2.92] [%clk 0:09:37] } 49. Bc2 { [%eval 3.01] [%clk 0:48:28] } 49... Kb5 { [%eval 3.06] [%clk 0:06:50] } 50. Ke4?? { [%eval 0.05] } { Blunder. Bd3+ was best. } 1/2-1/2