Event: Round 5: Bin-Suhayl, Ieysaa - Siva Mahadevan
Date: 2025-03-01
White: Bin-Suhayl, Ieysaa
WhiteElo: 2091
Black: Siva Mahadevan
BlackTitle: IM
BlackElo: 2248
Result: 1-0
ECO: E15
Opening: Queen's Indian Defense: Fianchetto Variation, Nimzowitsch Variation
Variant: Standard
TimeControl: 15+10

1. d4 { [%eval 0.17] [%clk 0:15:13] } 1... Nf6 { [%eval 0.19] [%clk 0:15:18] } 2. c4 { [%eval 0.18] [%clk 0:15:22] } 2... e6 { [%eval 0.14] [%clk 0:15:24] } 3. Nf3 { [%eval 0.12] [%clk 0:15:20] } 3... b6 { [%eval 0.23] [%clk 0:15:31] } 4. g3 { [%eval 0.13] [%clk 0:15:27] } 4... Ba6 { [%eval 0.17] [%clk 0:15:37] } 5. Qc2 { [%eval 0.14] [%clk 0:15:33] } 5... Bb7 { [%eval 0.22] [%clk 0:15:06] } 6. Bg2 { [%eval 0.25] [%clk 0:15:42] } 6... Bb4+ { [%eval 0.45] [%clk 0:14:32] } 7. Bd2 { [%eval 0.47] [%clk 0:15:43] } 7... a5 { [%eval 0.64] [%clk 0:14:40] } 8. O-O { [%eval 0.63] [%clk 0:15:32] } 8... O-O { [%eval 0.66] [%clk 0:14:47] } 9. a3 { [%eval 0.61] [%clk 0:15:02] } 9... Be7 { [%eval 0.93] [%clk 0:13:40] } 10. Nc3 { [%eval 0.86] [%clk 0:15:11] } 10... Na6?! { [%eval 1.88] } { Inaccuracy. d5 was best. } { [%clk 0:13:42] } 11. e4 { [%eval 1.87] [%clk 0:15:13] } 11... d5 { [%eval 1.73] [%clk 0:13:51] } 12. exd5 { [%eval 1.84] [%clk 0:14:52] } 12... exd5 { [%eval 1.77] [%clk 0:13:58] } 13. Ne5 { [%eval 1.89] [%clk 0:14:59] } 13... c6 { [%eval 1.9] [%clk 0:13:20] } 14. Qa4 { [%eval 1.94] [%clk 0:14:25] } 14... Rc8 { [%eval 1.94] [%clk 0:12:56] } 15. cxd5 { [%eval 1.98] [%clk 0:13:10] } 15... b5?! { [%eval 3.01] } { Inaccuracy. cxd5 was best. } { [%clk 0:12:03] } 16. Qb3 { [%eval 2.99] [%clk 0:12:56] } 16... a4 { [%eval 2.96] [%clk 0:11:37] } 17. Nxa4 { [%eval 2.88] [%clk 0:11:48] } 17... Nxd5 { [%eval 2.93] [%clk 0:11:46] } 18. Nc3 { [%eval 2.92] [%clk 0:11:56] } 18... Nac7 { [%eval 3.04] [%clk 0:11:53] } 19. a4 { [%eval 3.1] [%clk 0:11:31] } 19... b4 { [%eval 3.18] [%clk 0:11:56] } 20. Nxd5 { [%eval 3.15] [%clk 0:11:18] } 20... Nxd5 { [%eval 3.08] [%clk 0:12:04] } 21. Rfc1 { [%eval 2.9] [%clk 0:11:02] } 21... Qb6?! { [%eval 3.77] } { Inaccuracy. c5 was best. } { [%clk 0:10:27] } 22. Nd7 { [%eval 3.74] [%clk 0:09:29] } 22... Qxd4 { [%eval 3.64] [%clk 0:10:35] } 23. Nxf8 { [%eval 3.74] [%clk 0:09:29] } 23... Qxd2 { [%eval 4.07] [%clk 0:10:40] } 24. Nd7 { [%eval 4.16] [%clk 0:08:42] } 24... Qd4?! { [%eval 5.33] } { Inaccuracy. h5 was best. } { [%clk 0:09:17] } 25. Bxd5 { [%eval 5.35] [%clk 0:08:20] } 25... cxd5 { [%eval 5.19] [%clk 0:09:20] } 26. Rxc8+ { [%eval 5.0] [%clk 0:08:28] } 26... Bxc8 { [%eval 4.97] [%clk 0:09:24] } 27. Rd1 { [%eval 4.87] [%clk 0:08:37] } 27... Qa7 { [%eval 5.35] [%clk 0:06:19] } 28. Qxd5 { [%eval 5.44] [%clk 0:08:44] } 28... h6 { [%eval 5.44] [%clk 0:06:23] } 29. Re1 { [%eval 5.36] [%clk 0:07:22] } 29... Bb7?! { [%eval 7.0] } { Inaccuracy. Qxd7 was best. } { [%clk 0:06:14] } 30. Rxe7 { [%eval 6.83] [%clk 0:06:42] } 1-0