[Event "Round 4: Hardaway, Brewington - Anustoop Biswas"] [Site "https://lichess.org/study/97M8iAJP/W1P2pTI6"] [Date "2024-08-26"] [Round "4.9"] [White "Hardaway, Brewington"] [Black "Anustoop Biswas"] [Result "1-0"] [WhiteElo "2471"] [WhiteTitle "IM"] [WhiteFideId "30941849"] [BlackElo "2257"] [BlackFideId "5093821"] [Annotator "https://lichess.org/broadcast/-/-/97M8iAJP"] [Variant "Standard"] [ECO "A05"] [Opening "King's Indian Attack"] [Source "https://lichess.org/study/f2XZ3ocd/SlB4VuT7"] [Orientation "white"] 1. Nf3 { [%eval 0.17] [%clk 1:30:59] } 1... d5 { [%eval 0.18] [%clk 1:10:56] } 2. g3 { [%eval 0.08] [%clk 1:31:23] } 2... Nf6 { [%eval 0.21] [%clk 1:07:00] } 3. Bg2 { [%eval 0.13] [%clk 1:31:10] } 3... c6 { [%eval 0.21] [%clk 1:07:29] } 4. O-O { [%eval 0.2] [%clk 1:31:16] } 4... Bf5 { [%eval 0.32] [%clk 1:07:56] } 5. d4 { [%eval -0.08] [%clk 1:27:20] } 5... Nbd7 { [%eval 0.28] [%clk 1:04:23] } 6. c4 { [%eval 0.0] [%clk 1:22:30] } 6... dxc4 { [%eval 0.64] [%clk 1:01:17] } 7. Na3 { [%eval 0.41] [%clk 1:21:04] } 7... Nb6 { [%eval 0.44] [%clk 1:01:34] } 8. Ne5 { [%eval 0.38] [%clk 1:20:31] } 8... h5 { [%eval 0.88] [%clk 0:57:14] } 9. Naxc4 { [%eval 0.87] [%clk 1:07:23] } 9... Nxc4 { [%eval 0.96] [%clk 0:53:05] } 10. Nxc4 { [%eval 0.92] [%clk 1:07:48] } 10... Be6 { [%eval 0.92] [%clk 0:50:10] } 11. Qd3 { [%eval 0.98] [%clk 1:05:36] } 11... h4 { [%eval 0.8] [%clk 0:49:46] } 12. e4 { [%eval 0.84] [%clk 0:50:56] } 12... hxg3 { [%eval 0.9] [%clk 0:49:52] } 13. fxg3 { [%eval 0.58] [%clk 0:50:43] } 13... g6 { [%eval 0.53] } { White has a nice position out of the opening, but it's by no means clear. } { [%clk 0:49:40] } 14. Bg5 { [%eval 0.55] } { A simple, developing move that comes with a very subtle threat if Black plays normally. } { [%clk 0:45:55] } 14... Bg7?! { [%eval 1.27] } { Black plays normally, taking under 30 seconds on this move! } { [%clk 0:49:51] } (14... Bh6! { was apparently necessary, which is already hard to believe. }) 15. e5! { [%eval 1.25] [%clk 0:41:38] } 15... Nh7?? { [%eval 3.32] } { Black misses a serious tactical idea, despite taking nine minutes. } { [%clk 0:40:07] } (15... Bxc4 16. Qxc4 Nd5 17. Rae1 $16 { is good, but by no means winning for White just yet. }) 16. Nd6+! { [%eval 3.16] [%clk 0:33:06] } 16... Kf8 { [%eval 3.41] [%clk 0:40:35] } 17. Nxb7 { [%eval 3.22] } { The pawn is nice, but the real point is Black's position is in shambles! } { [%clk 0:33:23] } 17... Qc8?! { [%eval 4.35] [%clk 0:39:59] } (17... Qc7 18. Nc5 $18 { is also decisive. }) 18. Bxe7+ { [%eval 4.25] [%clk 0:32:52] } 18... Kg8 { [%eval 4.13] [%clk 0:37:07] } (18... Kxe7 19. Qa3+ Ke8 20. Nd6+ $18 { is why Black wanted the queen on c7, both to cover the e7-pawn and to not walk into nasty forks like this. }) 19. Nc5 { [%eval 3.99] [%clk 0:31:25] } 19... Nf8 { [%eval 4.76] [%clk 0:36:56] } 20. Qa6!? { [%eval 3.74] [%clk 0:31:04] } (20. Bxf8 Bxf8 21. Nxe6 Qxe6 22. Rf6 $18 { is even more crushing. But White's choice in the game is much more prudent, eliminating possible counterattacking plans from Black while keeping his best pieces on the board. }) 20... Qxa6 { [%eval 3.6] [%clk 0:36:32] } 21. Nxa6 { [%eval 3.64] [%clk 0:31:33] } 21... Bh3 { [%eval 4.86] } { Black has no compensation for the two pawns, and is lost. } { [%clk 0:36:49] } 22. Bxh3 { [%eval 4.84] [%clk 0:30:35] } 22... Rxh3 { [%eval 4.69] [%clk 0:37:17] } 23. Kg2 { [%eval 4.7] [%clk 0:30:58] } 23... Rh5 { [%eval 4.33] [%clk 0:37:33] } 24. Rac1 { [%eval 4.37] [%clk 0:31:06] } 24... Ne6 { [%eval 4.41] [%clk 0:37:52] } 25. Rc4 { [%eval 4.3] [%clk 0:28:56] } 25... Re8 { [%eval 4.4] [%clk 0:37:19] } 26. Bd6 { [%eval 4.09] [%clk 0:29:17] } 26... Rd8 { [%eval 4.94] [%clk 0:37:26] } 27. Nb4 { [%eval 4.85] [%clk 0:29:31] } 27... c5 { [%eval 5.36] [%clk 0:37:08] } 28. Nc6 { [%eval 5.28] [%clk 0:29:26] } 28... Rd7 { [%eval 5.59] [%clk 0:37:36] } 29. dxc5 { [%eval 5.88] [%clk 0:29:37] } 29... Nd8 { [%eval 6.12] [%clk 0:36:50] } 30. Nxd8 { [%eval 5.75] [%clk 0:29:44] } 30... Rxd8 { [%eval 5.62] [%clk 0:37:19] } 31. g4 { [%eval 5.67] [%clk 0:30:07] } 1-0