Event: Round 1: Nikolas Theodorou - Alexander Costello
Site: https://lichess.org/study/hj4FzA9e/Tn2Y037q
Date: 2022-11-23
White: Nikolas Theodorou
WhiteTitle: GM
Black: Alexander Costello
BlackTitle: IM
Result: 1-0
ECO: A16
Opening: English Opening: Anglo-Indian Defense, Anglo-Grünfeld Variation
Variant: Standard

1. Nf3 { [%eval 0.21] [%clk 1:30:55] } 1... Nf6 { [%eval 0.29] [%clk 1:29:09] } 2. c4 { [%eval 0.29] [%clk 1:30:56] } 2... g6 { [%eval 0.23] [%clk 1:25:00] } 3. Nc3 { [%eval 0.25] [%clk 1:28:41] } 3... d5 { [%eval 0.24] [%clk 1:25:19] } 4. cxd5 { [%eval 0.42] [%clk 1:28:50] } 4... Nxd5 { [%eval 0.34] [%clk 1:25:42] } 5. h4 { [%eval 0.36] [%clk 1:28:55] } 5... Bg7 { [%eval 0.27] [%clk 1:21:47] } 6. h5 { [%eval 0.32] [%clk 1:28:02] } 6... c5?! { [%eval 1.11] } { Inaccuracy. Nc6 was best. } { [%clk 1:17:32] } 7. h6 { [%eval 0.99] [%clk 1:22:20] } 7... Bf6 { [%eval 1.14] [%clk 1:16:18] } 8. e4 { [%eval 1.15] [%clk 1:11:57] } 8... Nxc3 { [%eval 1.14] [%clk 1:16:39] } 9. dxc3 { [%eval 0.93] [%clk 1:09:40] } 9... Qc7 { [%eval 0.96] [%clk 1:08:44] } 10. Bb5+ { [%eval 0.78] [%clk 1:04:33] } 10... Bd7 { [%eval 0.8] [%clk 1:05:00] } 11. Bxd7+ { [%eval 0.52] [%clk 1:02:03] } 11... Nxd7 { [%eval 0.44] [%clk 1:05:18] } 12. O-O { [%eval 0.21] [%clk 1:01:33] } 12... O-O?! { [%eval 0.76] } { Inaccuracy. Rg8 was best. } { [%clk 1:04:54] } 13. Qe2 { [%eval 0.68] [%clk 0:59:58] } 13... Rfd8 { [%eval 0.86] [%clk 0:54:05] } 14. Be3 { [%eval 0.74] [%clk 0:56:11] } 14... c4 { [%eval 0.69] [%clk 0:51:47] } 15. Rad1 { [%eval 0.58] [%clk 0:55:22] } 15... Qc6?! { [%eval 1.59] } { Inaccuracy. Ne5 was best. } { [%clk 0:41:45] } 16. Bf4 { [%eval 1.39] [%clk 0:49:08] } 16... e5 { [%eval 1.51] [%clk 0:33:49] } 17. Bg3 { [%eval 1.42] [%clk 0:49:29] } 17... Qe6 { [%eval 1.33] [%clk 0:33:54] } 18. Rd5 { [%eval 1.12] [%clk 0:49:51] } 18... Nb6 { [%eval 1.16] [%clk 0:30:54] } 19. Ra5 { [%eval 1.27] [%clk 0:42:54] } 19... Qg4? { [%eval 3.05] } { Mistake. Rd3 was best. } { [%clk 0:30:58] } 20. Bxe5 { [%eval 3.47] [%clk 0:40:39] } 20... Bxe5 { [%eval 2.9] [%clk 0:29:28] } 21. Rxe5 { [%eval 3.02] [%clk 0:40:36] } 21... Rd3 { [%eval 3.04] [%clk 0:21:05] } 22. Re7? { [%eval 1.71] } { Mistake. Rd1 was best. } { [%clk 0:35:28] } 22... Nd7 { [%eval 2.1] [%clk 0:20:13] } 23. b3 { [%eval 1.21] [%clk 0:30:55] } 23... b5 { [%eval 1.38] [%clk 0:12:22] } 24. bxc4 { [%eval 1.6] [%clk 0:24:18] } 24... bxc4 { [%eval 1.69] [%clk 0:12:50] } 25. Qb2 { [%eval 1.76] [%clk 0:23:21] } 25... Rd8?? { [%eval 4.21] } { Blunder. Rxf3 was best. } { [%clk 0:08:53] } 26. Nd4?? { [%eval 1.25] } { Blunder. Qb7 was best. } { [%clk 0:17:15] } 26... Rd1?! { [%eval 2.29] } { Inaccuracy. Qg5 was best. } { [%clk 0:06:14] } 27. g3 { [%eval 2.67] [%clk 0:12:26] } 27... Rd3?! { [%eval 3.47] } { Inaccuracy. Rxf1+ was best. } { [%clk 0:06:16] } 28. Kg2 { [%eval 3.6] [%clk 0:11:35] } 28... Qg5 { [%eval 4.12] [%clk 0:06:09] } 29. Nc6 { [%eval 3.95] [%clk 0:07:57] } 29... Qf6 { [%eval 4.92] [%clk 0:01:36] } 30. Qb7 { [%eval 5.0] [%clk 0:06:11] } 30... Qf3+?! { [%eval 8.76] } { Inaccuracy. Kf8 was best. } { [%clk 0:01:51] } 31. Kg1 { [%eval 8.45] [%clk 0:06:35] } 31... Qg4 { [%eval 8.59] [%clk 0:02:17] } 32. Qc7 { [%eval 9.0] [%clk 0:06:51] } 32... Rf8 { [%eval 9.05] [%clk 0:02:28] } 33. Nb4 { [%eval 9.46] [%clk 0:06:07] } 33... Rd1 { [%eval 10.01] [%clk 0:00:55] } 34. Nd5 { [%eval 9.15] [%clk 0:06:03] } 34... Rxf1+ { [%eval 9.85] [%clk 0:00:46] } 35. Kxf1 { [%eval 9.33] [%clk 0:06:30] } 35... Qh3+ { [%eval 9.58] [%clk 0:00:51] } 36. Kg1 { [%eval 9.66] [%clk 0:06:49] } 36... Nb6? { [%eval #5] } { Checkmate is now unavoidable. Qxh6 was best. } { [%clk 0:01:20] } 37. Rxf7 { [%eval #5] [%clk 0:06:07] } 37... Rxf7 { [%eval #3] [%clk 0:01:27] } 38. Nf6+ { [%eval #2] [%clk 0:06:32] } 1-0