Event: Round 4: Yoon, Jacob D - Zhao, George
Date: 2025-01-26
White: Yoon, Jacob D
WhiteTitle: CM
WhiteElo: 2264
Black: Zhao, George
BlackTitle: CM
BlackElo: 2163
Result: 1-0
ECO: E41
Opening: Nimzo-Indian Defense: Rubinstein System
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:30] } 1... e6 { [%eval 0.37] [%clk 1:30:47] } 2. c4 { [%eval 0.16] [%clk 1:30:34] } 2... Nf6 { [%eval 0.11] [%clk 1:30:48] } 3. Nc3 { [%eval 0.17] [%clk 1:30:47] } 3... Bb4 { [%eval 0.09] [%clk 1:24:37] } 4. e3 { [%eval 0.11] [%clk 1:30:16] } 4... c5 { [%eval 0.25] [%clk 1:24:12] } 5. Bd3 { [%eval 0.1] [%clk 1:30:40] } 5... Nc6 { [%eval 0.25] [%clk 1:22:15] } 6. Ne2 { [%eval 0.0] [%clk 1:31:06] } 6... cxd4 { [%eval 0.22] [%clk 1:22:17] } 7. exd4 { [%eval 0.22] [%clk 1:31:31] } 7... d5 { [%eval 0.18] [%clk 1:20:27] } 8. cxd5 { [%eval 0.08] [%clk 1:31:41] } 8... Nxd5 { [%eval 0.19] [%clk 1:19:27] } 9. O-O { [%eval 0.1] [%clk 1:32:03] } 9... O-O { [%eval 0.1] [%clk 1:19:06] } 10. a3 { [%eval 0.17] [%clk 1:32:17] } 10... Be7 { [%eval 0.26] [%clk 1:17:48] } 11. Bc2 { [%eval 0.12] [%clk 1:25:03] } 11... b6 { [%eval 0.13] [%clk 1:07:38] } 12. Qd3 { [%eval 0.16] [%clk 1:21:58] } 12... g6 { [%eval 0.16] [%clk 1:07:07] } 13. Bh6 { [%eval 0.26] [%clk 1:21:14] } 13... Re8 { [%eval 0.23] [%clk 1:07:21] } 14. Ba4 { [%eval 0.24] [%clk 1:21:38] } 14... Bb7 { [%eval 0.13] [%clk 1:06:28] } 15. Rac1 { [%eval -0.03] [%clk 1:21:07] } 15... Rc8 { [%eval 0.1] [%clk 1:03:34] } 16. Rfd1 { [%eval -0.13] [%clk 1:21:30] } 16... Bg5 { [%eval 0.05] [%clk 0:58:21] } 17. Bxg5 { [%eval 0.12] [%clk 1:21:47] } 17... Qxg5 { [%eval 0.13] [%clk 0:58:43] } 18. Ne4 { [%eval 0.0] [%clk 1:16:46] } 18... Qe7 { [%eval 0.09] [%clk 0:58:10] } 19. Bb3?! { [%eval -0.49] } { Inaccuracy. Rc2 was best. } { [%clk 0:53:29] } 19... Red8 { [%eval -0.47] [%clk 0:47:44] } 20. Qg3 { [%eval -0.44] [%clk 0:53:14] } 20... Nf6 { [%eval -0.43] [%clk 0:43:18] } 21. N4c3 { [%eval -0.43] [%clk 0:48:58] } 21... Na5 { [%eval -0.41] [%clk 0:38:11] } 22. Ba2 { [%eval -0.37] [%clk 0:46:19] } 22... Nc4 { [%eval -0.31] [%clk 0:36:36] } 23. Bxc4 { [%eval -0.34] [%clk 0:44:05] } 23... Rxc4 { [%eval -0.42] [%clk 0:36:56] } 24. Nb5 { [%eval -0.5] [%clk 0:44:31] } 24... Nh5 { [%eval -0.22] [%clk 0:28:59] } 25. Qe3 { [%eval -0.32] [%clk 0:43:14] } 25... Qd7 { [%eval -0.09] [%clk 0:25:43] } 26. Nbc3 { [%eval -0.27] [%clk 0:41:24] } 26... Rdc8 { [%eval -0.13] [%clk 0:22:00] } 27. f3 { [%eval -0.22] [%clk 0:39:55] } 27... Nf6 { [%eval -0.12] [%clk 0:20:10] } 28. Nf4 { [%eval -0.12] [%clk 0:38:01] } 28... Nd5 { [%eval 0.0] [%clk 0:15:27] } 29. Ncxd5 { [%eval 0.0] [%clk 0:36:57] } 29... Bxd5 { [%eval 0.0] [%clk 0:14:57] } 30. Rxc4 { [%eval 0.0] [%clk 0:36:46] } 30... Rxc4 { [%eval 0.0] [%clk 0:14:41] } 31. Nd3 { [%eval 0.0] [%clk 0:36:55] } 31... Qa4 { [%eval 0.04] [%clk 0:14:28] } 32. Rd2 { [%eval 0.0] [%clk 0:35:54] } 32... Rc2 { [%eval 0.12] [%clk 0:12:55] } 33. Ne5 { [%eval 0.13] [%clk 0:33:41] } 33... Rxd2 { [%eval 0.13] [%clk 0:10:34] } 34. Qxd2 { [%eval 0.11] [%clk 0:33:47] } 34... f6?! { [%eval 0.66] } { Inaccuracy. h5 was best. } { [%clk 0:10:24] } 35. Ng4 { [%eval 0.7] [%clk 0:34:03] } 35... f5 { [%eval 0.53] [%clk 0:07:59] } 36. Ne5 { [%eval 0.7] [%clk 0:33:28] } 36... Qe8 { [%eval 0.72] [%clk 0:06:19] } 37. Qb4 { [%eval 0.55] [%clk 0:31:12] } 37... Qc8?? { [%eval 3.61] } { Blunder. Qd8 was best. } { [%clk 0:05:54] } 38. Qe7 { [%eval 3.66] [%clk 0:28:52] } 38... a6? { [%eval 7.23] } { Mistake. Qf8 was best. } { [%clk 0:04:43] } 39. Nd7 { [%eval 7.2] [%clk 0:24:45] } 39... Kh8 { [%eval 6.9] [%clk 0:03:20] } 40. h4 { [%eval 6.74] [%clk 0:23:36] } 40... Bxf3 { [%eval 6.72] [%clk 0:01:08] } 41. gxf3 { [%eval 6.06] [%clk 0:21:25] } 41... Qc1+?? { [%eval #9] } { Checkmate is now unavoidable. g5 was best. } { [%clk 0:00:54] } 42. Kg2 { [%eval #11] [%clk 0:21:54] } 42... Qd2+ { [%eval #4] [%clk 0:29:47] } 43. Kh3 { [%eval #3] [%clk 0:52:22] } 1-0