Event: Round 4: Parkhov, Yair - Posthuma, Joshua
Site: https://lichess.org/broadcast/2025-us-masters/round-4/9eZDtH8q/ido5n3yr
Date: 2025-11-28
White: Parkhov, Yair
WhiteTitle: GM
WhiteElo: 2499
Black: Posthuma, Joshua
BlackTitle: IM
BlackElo: 2390
Result: 1-0
ECO: B12
Opening: Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:21:54] } 1... c6 { [%eval 0.31] [%clk 1:30:19] } 2. d4 { [%eval 0.24] [%clk 1:22:08] } 2... d5 { [%eval 0.24] [%clk 1:30:41] } 3. e5 { [%eval 0.33] [%clk 1:22:30] } 3... c5 { [%eval 0.32] [%clk 1:30:34] } 4. dxc5 { [%eval 0.27] [%clk 1:22:54] } 4... e6 { [%eval 0.27] [%clk 1:30:37] } 5. Qh5 { [%eval -0.01] [%clk 1:22:13] } 5... Bxc5 { [%eval 0.14] [%clk 1:28:35] } 6. Bd3 { [%eval 0.03] [%clk 1:22:17] } 6... Nc6 { [%eval 0.27] [%clk 1:26:32] } 7. Nf3 { [%eval 0.0] [%clk 1:22:34] } 7... g6 { [%eval 0.5] [%clk 1:13:57] } 8. Qh3 { [%eval 0.58] [%clk 1:19:16] } 8... Nb4 { [%eval 0.78] [%clk 1:07:49] } 9. O-O { [%eval 0.77] [%clk 1:19:11] } 9... Nxd3 { [%eval 0.9] [%clk 1:05:47] } 10. cxd3 { [%eval 0.94] [%clk 1:19:02] } 10... Bd7 { [%eval 0.91] [%clk 1:04:55] } 11. Nc3 { [%eval 0.9] [%clk 1:14:05] } 11... Rc8 { [%eval 1.0] [%clk 1:01:51] } 12. d4?! { [%eval 0.42] } { Inaccuracy. Bd2 was best. } { [%clk 1:00:00] } 12... Be7 { [%eval 0.54] [%clk 0:59:34] } 13. Qg3 { [%eval 0.38] [%clk 0:49:19] } 13... h5?! { [%eval 1.11] } { Inaccuracy. h6 was best. } { [%clk 0:57:16] } 14. Bg5 { [%eval 1.07] [%clk 0:45:43] } 14... Nh6 { [%eval 1.15] [%clk 0:56:57] } 15. h4? { [%eval -0.02] } { Mistake. Bxe7 was best. } { [%clk 0:43:02] } 15... Nf5?! { [%eval 0.69] } { Inaccuracy. Bxg5 was best. } { [%clk 0:56:32] } 16. Qf4?! { [%eval 0.0] } { Inaccuracy. Bxe7 was best. } { [%clk 0:42:30] } 16... Bxg5 { [%eval 0.0] [%clk 0:50:45] } 17. hxg5 { [%eval -0.01] [%clk 0:40:37] } 17... Qb6 { [%eval -0.03] [%clk 0:50:04] } 18. Qd2 { [%eval -0.47] [%clk 0:39:26] } 18... Ke7 { [%eval 0.06] [%clk 0:44:39] } 19. Nd1 { [%eval 0.27] [%clk 0:35:51] } 19... Rc7 { [%eval 0.08] [%clk 0:38:00] } 20. Ne3 { [%eval 0.11] [%clk 0:36:07] } 20... Rhc8 { [%eval 0.02] [%clk 0:37:00] } 21. Nxf5+ { [%eval 0.0] [%clk 0:35:55] } 21... exf5 { [%eval 0.0] [%clk 0:36:58] } 22. Rfc1 { [%eval 0.0] [%clk 0:34:17] } 22... a5 { [%eval 0.09] [%clk 0:32:31] } 23. Rxc7 { [%eval 0.03] [%clk 0:28:43] } 23... Qxc7 { [%eval 0.13] [%clk 0:31:39] } 24. Re1 { [%eval 0.01] [%clk 0:23:33] } 24... b6 { [%eval 0.0] [%clk 0:30:09] } 25. Qe3 { [%eval -0.2] [%clk 0:22:43] } 25... Ke6? { [%eval 1.11] } { Mistake. Be6 was best. } { [%clk 0:18:40] } 26. Nd2?! { [%eval 0.24] } { Inaccuracy. Nh4 was best. } { [%clk 0:15:34] } 26... Ba4?! { [%eval 1.02] } { Inaccuracy. Ke7 was best. } { [%clk 0:13:17] } 27. Nb1 { [%eval 1.1] [%clk 0:10:34] } 27... Bd7? { [%eval 2.4] } { Mistake. Qe7 was best. } { [%clk 0:09:49] } 28. Nc3 { [%eval 2.04] [%clk 0:08:12] } 28... Qc4 { [%eval 2.59] [%clk 0:09:10] } 29. Rc1?! { [%eval 1.49] } { Inaccuracy. Ne2 was best. } { [%clk 0:06:59] } 29... a4?? { [%eval 3.58] } { Blunder. Qb4 was best. } { [%clk 0:04:50] } 30. Kh2 { [%eval 3.15] [%clk 0:06:15] } 30... b5?! { [%eval 4.84] } { Inaccuracy. Qb4 was best. } { [%clk 0:03:57] } 31. Ne2 { [%eval 4.89] [%clk 0:04:33] } 31... Qxa2 { [%eval 4.89] [%clk 0:04:12] } 32. Nf4+ { [%eval 4.65] [%clk 0:04:58] } 32... Ke7 { [%eval 4.68] [%clk 0:04:37] } 33. e6 { [%eval 4.49] [%clk 0:04:46] } 33... fxe6?! { [%eval 6.81] } { Inaccuracy. Rxc1 was best. } { [%clk 0:03:41] } 34. Re1?! { [%eval 5.11] } { Inaccuracy. Rxc8 was best. } { [%clk 0:04:46] } 34... Re8?! { [%eval 7.76] } { Inaccuracy. Kd6 was best. } { [%clk 0:01:32] } 35. Qe5 { [%eval 7.58] [%clk 0:04:25] } 35... Kd8? { [%eval #12] } { Checkmate is now unavoidable. Qc4 was best. } { [%clk 0:00:49] } 36. Qb8+ { [%eval #11] [%clk 0:03:23] } 36... Ke7 { [%eval #6] [%clk 0:01:12] } 37. Qc7 { [%eval #8] [%clk 0:02:54] } 37... Kf7 { [%eval #8] [%clk 0:00:58] } 38. Qxd7+ { [%eval #10] [%clk 0:03:08] } 38... Re7 { [%eval #10] [%clk 0:01:26] } 39. Qxb5?? { [%eval 5.57] } { Lost forced checkmate sequence. Qd6 was best. } { [%clk 0:03:27] } 39... a3 { [%eval 5.41] [%clk 0:01:48] } 40. Nd3 { [%eval 5.37] [%clk 0:02:47] } 1-0