Event: Round 4: Siam, Chowdhury - Warsia, Khusbu
Site: https://lichess.org/broadcast/july-mass-uprising-international-2025/round-4/EylMDb7n/XTtGFFDe
White: Siam, Chowdhury
WhiteElo: 1893
Black: Warsia, Khusbu
BlackTitle: WCM
BlackElo: 2145
Result: 0-1
ECO: C70
Opening: Ruy Lopez: Morphy Defense, Fianchetto Defense Deferred
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:32] } 1... e5 { [%eval 0.22] [%clk 1:30:50] } 2. Nf3 { [%eval 0.13] [%clk 1:30:59] } 2... Nc6 { [%eval 0.21] [%clk 1:31:14] } 3. Bb5 { [%eval 0.15] [%clk 1:31:23] } 3... a6 { [%eval 0.21] [%clk 1:31:39] } 4. Ba4 { [%eval 0.11] [%clk 1:31:52] } 4... g6 { [%eval 0.41] [%clk 1:31:59] } 5. O-O { [%eval 0.38] [%clk 1:32:08] } 5... Bg7 { [%eval 0.41] [%clk 1:32:01] } 6. c3 { [%eval 0.34] [%clk 1:32:31] } 6... b5 { [%eval 0.44] [%clk 1:32:23] } 7. Bb3 { [%eval 0.39] [%clk 1:32:40] } 7... Nge7 { [%eval 0.38] [%clk 1:32:50] } 8. d4 { [%eval 0.48] [%clk 1:31:50] } 8... d6?! { [%eval 1.05] } { Inaccuracy. exd4 was best. } { [%clk 1:26:36] } 9. a4 { [%eval 0.95] [%clk 1:25:03] } 9... Bb7 { [%eval 1.01] [%clk 1:15:44] } 10. Be3?! { [%eval 0.44] } { Inaccuracy. dxe5 was best. } { [%clk 1:17:12] } 10... O-O { [%eval 0.66] [%clk 1:15:26] } 11. Re1 { [%eval 0.27] [%clk 1:16:22] } 11... Na5 { [%eval 0.29] [%clk 1:07:12] } 12. Bc2 { [%eval 0.17] [%clk 1:15:48] } 12... Nc4 { [%eval 0.24] [%clk 1:01:28] } 13. Bc1 { [%eval 0.18] [%clk 1:15:09] } 13... Nb6 { [%eval 0.52] [%clk 0:57:24] } 14. b3 { [%eval 0.18] [%clk 1:07:28] } 14... c5?! { [%eval 0.81] } { Inaccuracy. exd4 was best. } { [%clk 0:56:10] } 15. a5? { [%eval -0.43] } { Mistake. dxc5 was best. } { [%clk 1:06:36] } 15... Nd7 { [%eval -0.41] [%clk 0:56:22] } 16. d5 { [%eval -0.43] [%clk 1:06:23] } 16... Nf6 { [%eval -0.35] [%clk 0:42:56] } 17. c4 { [%eval -0.41] [%clk 1:04:41] } 17... b4 { [%eval -0.37] [%clk 0:42:47] } 18. Nbd2 { [%eval -0.52] [%clk 0:58:39] } 18... Ne8 { [%eval -0.26] [%clk 0:41:20] } 19. Nf1 { [%eval -0.22] [%clk 0:57:24] } 19... Bc8 { [%eval -0.23] [%clk 0:40:47] } 20. Bb2?! { [%eval -0.81] } { Inaccuracy. Ra2 was best. } { [%clk 0:54:16] } 20... Ra7 { [%eval -0.84] [%clk 0:40:37] } 21. Ng3 { [%eval -0.87] [%clk 0:51:45] } 21... f5 { [%eval -0.71] [%clk 0:39:55] } 22. Nd2?? { [%eval -2.5] } { Blunder. exf5 was best. } { [%clk 0:48:59] } 22... f4 { [%eval -2.16] [%clk 0:38:33] } 23. Ngf1 { [%eval -2.82] [%clk 0:48:31] } 23... g5 { [%eval -2.76] [%clk 0:37:16] } 24. h3 { [%eval -2.89] [%clk 0:47:33] } 24... Nf6 { [%eval -2.6] [%clk 0:35:40] } 25. Nf3 { [%eval -3.0] [%clk 0:45:14] } 25... g4 { [%eval -2.86] [%clk 0:33:29] } 26. hxg4 { [%eval -3.23] [%clk 0:45:17] } 26... Bxg4? { [%eval -1.57] } { Mistake. Nxg4 was best. } { [%clk 0:33:54] } 27. N1h2 { [%eval -1.64] [%clk 0:43:43] } 27... Ng6 { [%eval -1.66] [%clk 0:31:35] } 28. Qd3 { [%clk 0:20:43] } 28... Bh6 { [%clk 0:31:35] } 29. Bd1 { [%clk 0:20:43] } 29... Rff7 { [%clk 0:31:35] } 30. Nxg4 { [%clk 0:20:43] } 30... Nxg4 { [%clk 0:31:35] } 31. Be2 { [%clk 0:20:43] } 31... Nh4 { [%clk 0:31:35] } 32. Nxh4 { [%clk 0:20:43] } 32... Qxh4 { [%clk 0:31:35] } 33. Bxg4 { [%clk 0:17:10] } 33... Qxg4 { [%clk 0:30:43] } 34. Qf1 { [%clk 0:17:35] } 34... f3 { [%clk 0:29:18] } 35. g3 { [%clk 0:17:35] } 35... Bf4 { [%clk 0:29:18] } 0-1