Event: Round 3: McCoy, Boris - Yu, Vincent Zhiwen
Date: 2025-03-22
White: McCoy, Boris
WhiteElo: 1781
Black: Yu, Vincent Zhiwen
BlackElo: 1859
Result: 0-1
ECO: A05
Opening: King's Indian Attack: Symmetrical Defense
Variant: Standard
TimeControl: 90+30

1. Nf3 { [%eval 0.14] [%clk 1:30:57] } 1... Nf6 { [%eval 0.23] [%clk 1:30:49] } 2. g3 { [%eval 0.11] [%clk 1:31:21] } 2... g6 { [%eval 0.17] [%clk 1:31:07] } 3. b3 { [%eval 0.0] [%clk 1:31:45] } 3... Bg7 { [%eval 0.13] [%clk 1:31:22] } 4. Bb2 { [%eval 0.09] [%clk 1:32:10] } 4... d5 { [%eval 0.1] [%clk 1:30:52] } 5. c4 { [%eval 0.13] [%clk 1:32:01] } 5... O-O { [%eval 0.24] [%clk 1:30:26] } 6. Bg2 { [%eval 0.11] [%clk 1:31:32] } 6... c6 { [%eval 0.28] [%clk 1:30:24] } 7. O-O { [%eval 0.23] [%clk 1:31:19] } 7... Bf5 { [%eval 0.38] [%clk 1:29:26] } 8. d3 { [%eval 0.41] [%clk 1:31:02] } 8... a5 { [%eval 0.35] [%clk 1:29:18] } 9. Nbd2 { [%eval 0.41] [%clk 1:30:15] } 9... Nbd7 { [%eval 0.91] [%clk 1:28:20] } 10. Rc1 { [%eval 0.44] [%clk 1:27:46] } 10... Re8 { [%eval 0.98] [%clk 1:26:56] } 11. Rc2?! { [%eval 0.12] } { Inaccuracy. Nd4 was best. } { [%clk 1:22:49] } 11... e5 { [%eval 0.14] [%clk 1:24:10] } 12. cxd5 { [%eval 0.13] [%clk 1:21:40] } 12... cxd5 { [%eval 0.19] [%clk 1:24:23] } 13. Qa1 { [%eval -0.13] [%clk 1:21:55] } 13... d4 { [%eval -0.19] [%clk 1:20:09] } 14. Ng5 { [%eval -0.28] [%clk 1:17:23] } 14... h6 { [%eval -0.17] [%clk 1:15:46] } 15. Nge4 { [%eval -0.21] [%clk 1:17:12] } 15... Nxe4 { [%eval -0.16] [%clk 1:15:46] } 16. Nxe4 { [%eval -0.13] [%clk 1:17:32] } 16... Bxe4 { [%eval 0.26] [%clk 1:15:01] } 17. Bxe4 { [%eval 0.22] [%clk 1:17:51] } 17... Qb6 { [%eval 0.7] [%clk 1:15:26] } 18. Rfc1 { [%eval 0.19] [%clk 1:16:34] } 18... Nf6 { [%eval 0.18] [%clk 1:10:31] } 19. Bg2 { [%eval 0.21] [%clk 1:16:19] } 19... Rad8 { [%eval 0.24] [%clk 0:59:05] } 20. Rc4 { [%eval 0.23] [%clk 1:07:17] } 20... h5 { [%eval 0.2] [%clk 1:07:16] } 21. R1c2 { [%eval 0.3] [%clk 1:06:03] } 21... Kh7 { [%eval 0.72] [%clk 1:04:10] } 22. Bc1?! { [%eval 0.14] } { Inaccuracy. Rc7 was best. } { [%clk 0:53:52] } 22... e4 { [%eval 0.23] [%clk 0:56:17] } 23. Bb2?! { [%eval -0.58] } { Inaccuracy. Bg5 was best. } { [%clk 0:49:41] } 23... exd3 { [%eval -0.62] [%clk 0:56:23] } 24. exd3 { [%eval -0.78] [%clk 0:49:47] } 24... Ng4?! { [%eval 0.09] } { Inaccuracy. Nd5 was best. } { [%clk 0:52:52] } 25. Rc7 { [%eval 0.0] [%clk 0:46:36] } 25... Qb4 { [%eval 0.0] [%clk 0:48:59] } 26. Rxb7?? { [%eval -5.42] } { Blunder. Be4 was best. } { [%clk 0:32:35] } 26... Re1+ { [%eval -5.45] [%clk 0:47:08] } 27. Bf1 { [%eval -5.38] [%clk 0:32:59] } 27... Rxf1+ { [%eval -5.49] [%clk 0:47:23] } 28. Qxf1 { [%eval -5.43] [%clk 0:31:35] } 28... Qxb7 { [%eval -5.42] [%clk 0:47:39] } 29. Qc1 { [%eval -6.05] [%clk 0:27:37] } 29... Qf3 { [%eval -6.09] [%clk 0:46:26] } 30. Qd2 { [%eval -7.94] [%clk 0:23:07] } 30... Re8 { [%eval -7.75] [%clk 0:45:31] } 31. Bc1? { [%eval #-7] } { Checkmate is now unavoidable. Qc1 was best. } { [%clk 0:22:16] } 31... Bh6 { [%eval #-6] [%clk 0:45:30] } 32. Qxa5 { [%eval #-6] [%clk 0:20:06] } 32... Re2 { [%eval #-5] [%clk 0:45:13] } 33. Rxe2 { [%eval #-5] [%clk 0:18:36] } 33... Qxe2 { [%eval #-4] [%clk 0:45:40] } 34. Qd2 { [%eval #-3] [%clk 0:15:49] } 34... Bxd2 { [%eval #-2] [%clk 0:46:06] } 0-1