Event: Round 8: Alexander Katz - Hans Niemann
Date: 2021-06-20
White: Alexander Katz
WhiteTitle: IM
Black: Hans Niemann
BlackTitle: GM
Result: 0-1
ECO: C55
Opening: Italian Game: Two Knights Defense, Modern Bishop's Opening
Variant: Standard

1. e4 { [%eval 0.24] [%clk 1:26:28] } 1... e5 { [%eval 0.21] [%clk 1:30:40] } 2. Nf3 { [%eval 0.18] [%clk 1:26:51] } 2... Nc6 { [%eval 0.18] [%clk 1:31:03] } 3. Bc4 { [%eval 0.13] [%clk 1:27:17] } 3... Nf6 { [%eval 0.48] [%clk 1:31:24] } 4. d3 { [%eval 0.1] [%clk 1:27:42] } 4... h6 { [%eval 0.44] [%clk 1:31:48] } 5. c3 { [%eval 0.29] [%clk 1:26:56] } 5... d6 { [%eval 0.28] [%clk 1:32:05] } 6. a4 { [%eval 0.38] [%clk 1:25:27] } 6... g5 { [%eval 0.21] [%clk 1:31:49] } 7. Qb3 { [%eval 0.35] [%clk 1:24:14] } 7... Qd7 { [%eval 0.39] [%clk 1:30:54] } 8. a5 { [%eval 0.5] [%clk 1:23:47] } 8... Bg7 { [%eval 0.46] [%clk 1:27:19] } 9. a6 { [%eval 0.59] [%clk 1:21:14] } 9... Rb8 { [%eval 0.91] [%clk 1:27:38] } 10. axb7 { [%eval 0.95] [%clk 1:20:20] } 10... Bxb7 { [%eval 0.99] [%clk 1:28:01] } 11. Nbd2 { [%eval 0.97] [%clk 1:20:04] } 11... O-O { [%eval 0.86] [%clk 1:28:14] } 12. Nf1?! { [%eval -0.01] } { Inaccuracy. O-O was best. } { [%clk 1:16:24] } 12... Ne7 { [%eval -0.08] [%clk 1:24:20] } 13. Rxa7?? { [%eval -2.23] } { Blunder. Qa4 was best. } { [%clk 0:38:35] } 13... Bxe4 { [%eval -1.9] [%clk 1:21:12] } 14. Bxf7+ { [%eval -2.33] [%clk 0:39:02] } 14... Kh8 { [%eval -2.09] [%clk 1:19:43] } 15. Qe6 { [%eval -2.04] [%clk 0:33:32] } 15... Bxf3 { [%eval -1.68] [%clk 1:19:22] } 16. gxf3 { [%eval -2.87] [%clk 0:33:53] } 16... Nc8? { [%eval -1.61] } { Mistake. Rxf7 was best. } { [%clk 1:19:47] } 17. Qxd7 { [%eval -1.99] [%clk 0:33:47] } 17... Nxd7 { [%eval -1.59] [%clk 1:20:12] } 18. Rxc7 { [%eval -2.06] [%clk 0:33:39] } 18... Rxf7 { [%eval -1.93] [%clk 1:20:36] } 19. h4 { [%eval -1.92] [%clk 0:33:57] } 19... Kg8 { [%eval -1.99] [%clk 1:20:07] } 20. hxg5 { [%eval -1.86] [%clk 0:32:51] } 20... hxg5 { [%eval -2.14] [%clk 1:20:33] } 21. b4 { [%eval -1.97] [%clk 0:31:15] } 21... d5 { [%eval -1.53] [%clk 1:17:30] } 22. Bxg5 { [%eval -1.75] [%clk 0:28:59] } 22... d4?! { [%eval -0.78] } { Inaccuracy. Nf8 was best. } { [%clk 1:17:21] } 23. c4 { [%eval -0.55] [%clk 0:27:51] } 23... Bf8 { [%eval -0.45] [%clk 1:15:56] } 24. c5?! { [%eval -1.07] } { Inaccuracy. Rg1 was best. } { [%clk 0:22:19] } 24... Be7?! { [%eval -0.07] } { Inaccuracy. Bg7 was best. } { [%clk 1:14:18] } 25. Bxe7?! { [%eval -0.65] } { Inaccuracy. Rg1 was best. } { [%clk 0:19:22] } 25... Rxe7 { [%eval -0.58] [%clk 1:14:39] } 26. Rh6 { [%eval -0.71] [%clk 0:19:36] } 26... Nf8 { [%eval -0.66] [%clk 1:14:18] } 27. Rcc6 { [%eval -1.05] [%clk 0:19:46] } 27... Reb7 { [%eval -1.22] [%clk 1:14:06] } 28. Rh5?! { [%eval -2.07] } { Inaccuracy. Nd2 was best. } { [%clk 0:17:37] } 28... Ne7 { [%eval -2.29] [%clk 1:12:26] } 29. Rd6 { [%eval -2.44] [%clk 0:17:55] } 29... Nfg6 { [%eval -2.58] [%clk 1:12:13] } 30. Nd2 { [%eval -2.63] [%clk 0:16:05] } 30... Rxb4 { [%eval -2.93] [%clk 1:12:35] } 31. Nc4 { [%eval -3.23] [%clk 0:16:33] } 31... Ra8 { [%eval -3.04] [%clk 1:08:52] } 32. Kd2?? { [%eval -9.21] } { Blunder. Rb6 was best. } { [%clk 0:16:11] } 32... Ra2+ { [%eval -11.3] [%clk 1:07:14] } 33. Kc1 { [%eval -9.89] [%clk 0:16:40] } 33... Nf4 { [%eval -9.08] [%clk 1:07:34] } 34. Rg5+ { [%eval -11.6] [%clk 0:16:46] } 34... Kh7 { [%eval -9.05] [%clk 1:07:46] } 0-1