Event: Round 4: Olexandr Bortnyk - Aaron Grabinsky
Site: https://lichess.org/study/wGu8D3TG/RCZGsDL1
Date: 2023-01-15
White: Olexandr Bortnyk
WhiteTitle: GM
Black: Aaron Grabinsky
BlackTitle: IM
Result: 1-0
ECO: C77
Opening: Ruy Lopez: Morphy Defense, Tarrasch Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:27:32] } 1... e5 { [%eval 0.32] [%clk 1:29:16] } 2. Nf3 { [%eval 0.29] [%clk 1:27:53] } 2... Nc6 { [%eval 0.29] [%clk 1:29:42] } 3. Bb5 { [%eval 0.2] [%clk 1:28:17] } 3... a6 { [%eval 0.37] [%clk 1:30:05] } 4. Ba4 { [%eval 0.31] [%clk 1:28:42] } 4... Nf6 { [%eval 0.37] [%clk 1:30:30] } 5. Nc3 { [%eval 0.0] [%clk 1:29:08] } 5... b5 { [%eval 0.04] [%clk 1:30:32] } 6. Bb3 { [%eval 0.12] [%clk 1:29:33] } 6... Be7 { [%eval 0.29] [%clk 1:30:19] } 7. d4 { [%eval -0.15] [%clk 1:27:53] } 7... exd4 { [%eval -0.4] [%clk 1:29:36] } 8. Nd5 { [%eval -0.32] [%clk 1:28:19] } 8... O-O { [%eval -0.15] [%clk 1:26:13] } 9. e5 { [%eval -0.52] [%clk 1:24:41] } 9... Nxd5 { [%eval -0.38] [%clk 1:22:56] } 10. Bxd5 { [%eval -0.33] [%clk 1:25:01] } 10... Bb4+ { [%eval -0.16] [%clk 1:23:18] } 11. Bd2 { [%eval -0.1] [%clk 1:25:13] } 11... Qe7 { [%eval 0.01] [%clk 1:19:53] } 12. O-O { [%eval -0.01] [%clk 1:24:06] } 12... Bxd2 { [%eval 0.0] [%clk 1:18:45] } 13. Qxd2 { [%eval 0.0] [%clk 1:24:17] } 13... Bb7 { [%eval 0.13] [%clk 1:17:48] } 14. Rfe1 { [%eval 0.21] [%clk 1:22:58] } 14... Qc5 { [%eval 0.21] [%clk 1:14:57] } 15. Be4 { [%eval 0.12] [%clk 1:22:32] } 15... h6 { [%eval 0.28] [%clk 1:09:42] } 16. Qf4 { [%eval 0.21] [%clk 1:19:46] } 16... d5 { [%eval 0.35] [%clk 1:07:38] } 17. exd6 { [%eval 0.07] [%clk 1:16:39] } 17... cxd6 { [%eval 0.02] [%clk 1:06:59] } 18. b4 { [%eval 0.3] [%clk 1:15:34] } 18... Qxb4 { [%eval 0.0] [%clk 1:03:54] } 19. Qf5 { [%eval 0.07] [%clk 1:15:50] } 19... g6 { [%eval -0.03] [%clk 1:04:08] } 20. Qf6 { [%eval 0.13] [%clk 1:13:59] } 20... Qc4?? { [%eval 4.09] } { Blunder. Rae8 was best. } { [%clk 0:45:07] } 21. Bxg6 { [%eval 4.86] [%clk 1:12:23] } 21... Ne5 { [%eval 4.87] [%clk 0:44:39] } 22. Bf5 { [%eval 5.11] [%clk 1:09:41] } 22... Bc8 { [%eval 5.16] [%clk 0:39:54] } 23. Nh4 { [%eval 4.95] [%clk 1:07:57] } 23... Ng4 { [%eval 5.45] [%clk 0:35:21] } 24. Bxg4 { [%eval 5.73] [%clk 1:08:21] } 24... Bxg4 { [%eval 5.84] [%clk 0:35:44] } 25. Re4 { [%eval 5.76] [%clk 1:08:46] } 25... h5?? { [%eval #4] } { Checkmate is now unavoidable. d3 was best. } { [%clk 0:30:58] } 26. Rxg4+ { [%eval #3] [%clk 1:09:09] } 26... hxg4 { [%eval #3] [%clk 0:31:24] } 27. Nf5 { [%eval #2] [%clk 1:09:35] } 1-0