Event: National Qualifiers 2025
Site: David Rose School
Date: 2025-05-03
White: Zhang, Alexander
WhiteElo: 1617
Black: Rajkumar, Mahir
Result: 1-0
ECO: B90
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard
TimeControl: 90m + 30s

1. e4 { [%eval 0.18] [%clk 1:30:59] } 1... c5 { [%eval 0.25] [%clk 1:30:40] } 2. Nf3 { [%eval 0.2] [%clk 1:31:28] } 2... d6 { [%eval 0.31] [%clk 1:31:02] } 3. d4 { [%eval 0.22] [%clk 1:31:57] } 3... cxd4 { [%eval 0.19] [%clk 1:31:25] } 4. Nxd4 { [%eval 0.18] [%clk 1:32:25] } 4... a6 { [%eval 0.49] [%clk 1:31:47] } 5. Nc3 { [%eval 0.31] [%clk 1:32:51] } 5... Nf6 { [%eval 0.23] [%clk 1:32:05] } 6. Bd3 { [%eval 0.18] [%clk 1:33:18] } 6... e6 { [%eval 0.3] [%clk 1:32:25] } 7. Be3 { [%eval 0.2] [%clk 1:33:17] } 7... Be7 { [%eval 0.32] [%clk 1:32:51] } 8. O-O { [%eval 0.26] [%clk 1:33:39] } 8... Bd7 { [%eval 0.36] [%clk 1:32:59] } 9. f4 { [%eval 0.39] [%clk 1:33:35] } 9... e5 { [%eval 0.65] [%clk 1:32:00] } 10. Nf5 { [%eval 0.21] [%clk 1:33:50] } 10... O-O? { [%eval 1.67] } { Mistake. Bxf5 was best. } { [%clk 1:31:37] } 11. fxe5 { [%eval 1.63] [%clk 1:33:07] } 11... dxe5 { [%eval 1.67] [%clk 1:31:46] } 12. Nxe7+ { [%eval 1.76] [%clk 1:32:52] } 12... Qxe7 { [%eval 1.84] [%clk 1:32:13] } 13. Bg5 { [%eval 1.63] [%clk 1:32:47] } 13... Bg4 { [%eval 1.66] [%clk 1:31:33] } 14. Qxg4?? { [%eval -4.24] } { Blunder. Qe1 was best. } { [%clk 1:32:28] } 14... Nxg4?? { [%eval 5.7] } { Blunder. Qc5+ was best. } { [%clk 1:32:01] } 15. Bxe7 { [%eval 5.58] [%clk 1:32:53] } 15... Re8 { [%eval 5.61] [%clk 1:32:11] } 16. Bc5 { [%eval 5.43] [%clk 1:33:17] } 16... Nd7 { [%eval 5.42] [%clk 1:32:29] } 17. Ba3 { [%eval 5.39] [%clk 1:30:35] } 17... b5 { [%eval 5.5] [%clk 1:32:03] } 18. Nd5 { [%eval 5.49] [%clk 1:30:41] } 18... f6 { [%eval 6.16] [%clk 1:31:45] } 19. Nc7 { [%eval 6.03] [%clk 1:30:59] } 19... Nb6 { [%eval 6.4] [%clk 1:31:24] } 20. h3 { [%eval 5.92] [%clk 1:30:39] } 20... Ne3 { [%eval 5.9] [%clk 1:31:51] } 21. Rf3 { [%eval 5.88] [%clk 1:30:27] } 21... Nec4 { [%eval 5.83] [%clk 1:32:14] } 22. Bxc4+ { [%eval 5.88] [%clk 1:30:47] } 22... Nxc4 { [%eval 5.82] [%clk 1:32:34] } 23. Nxe8 { [%eval 5.82] [%clk 1:31:08] } 23... Rxe8 { [%eval 5.71] [%clk 1:32:56] } 24. Rd1 { [%eval 5.58] [%clk 1:31:09] } 24... Kf7 { [%eval 6.11] [%clk 1:33:25] } 25. Rd7+ { [%eval 6.15] [%clk 1:30:57] } 25... Kg8 { [%eval 6.49] [%clk 1:33:08] } 26. Rg3 { [%eval 6.39] [%clk 1:30:51] } 26... g6 { [%eval 6.64] [%clk 1:33:10] } 27. Be7 { [%eval 6.67] [%clk 1:30:53] } 27... Kf7 { [%eval 6.61] [%clk 1:32:50] } 28. Bb4+ { [%eval 6.41] [%clk 1:29:35] } 28... Kg8 { [%eval 7.38] [%clk 1:33:03] } 29. b3 { [%eval 7.35] [%clk 1:29:20] } 29... Nb6 { [%eval 7.61] [%clk 1:32:07] } 30. Rd6 { [%eval 7.57] [%clk 1:29:23] } 30... Na8 { [%eval 7.4] [%clk 1:30:36] } 31. Rxf6 { [%eval 6.97] [%clk 1:28:50] } 31... Nc7 { [%eval 7.14] [%clk 1:30:49] } 32. Bd6 { [%eval 6.99] [%clk 1:26:55] } 32... Ne6 { [%eval 6.95] [%clk 1:29:56] } 33. Rgf3 { [%eval 7.07] [%clk 1:25:24] } 33... a5 { [%eval 7.0] [%clk 1:27:56] } 34. Bxe5 { [%eval 5.76] [%clk 1:24:51] } 34... b4?! { [%eval 8.48] } { Inaccuracy. Ng5 was best. } { [%clk 1:27:52] } 35. Rf7 { [%eval 8.24] [%clk 1:23:07] } 35... Rd8? { [%eval #20] } { Checkmate is now unavoidable. h5 was best. } { [%clk 1:27:43] } 36. Ra7? { [%eval 8.32] } { Lost forced checkmate sequence. Re7 was best. } { [%clk 1:22:45] } 36... h5 { [%eval 8.57] [%clk 1:27:07] } 37. Rff7 { [%eval 8.29] [%clk 1:23:07] } 37... g5? { [%eval #5] } { Checkmate is now unavoidable. Rd1+ was best. } { [%clk 1:27:24] } 38. Rh7 { [%eval #4] [%clk 1:23:32] } 38... h4 { [%eval #1] [%clk 1:27:40] } 39. Rh8# { [%clk 1:23:25] } 1-0