Event: Round 1: Mandar Tahmankar - Koichi B Nicholas
Date: 2022-12-03
White: Mandar Tahmankar
Black: Koichi B Nicholas
Result: 1/2-1/2
ECO: A58
Opening: Benko Gambit Accepted: Fully Accepted Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 0:03:01] } 1... Nf6 { [%eval 0.23] [%clk 0:03:03] } 2. c4 { [%eval 0.29] [%clk 0:03:00] } 2... c5?! { [%eval 0.93] } { Inaccuracy. e6 was best. } { [%clk 0:03:03] } 3. d5 { [%eval 0.75] [%clk 0:03:00] } 3... b5 { [%eval 0.83] [%clk 0:03:04] } 4. cxb5 { [%eval 0.8] [%clk 0:03:01] } 4... a6 { [%eval 0.74] [%clk 0:03:05] } 5. bxa6 { [%eval 0.74] [%clk 0:02:38] } 5... Bxa6 { [%eval 0.9] [%clk 0:03:04] } 6. Nc3 { [%eval 0.81] [%clk 0:02:36] } 6... g6 { [%eval 1.23] [%clk 0:03:02] } 7. g3?! { [%eval 0.4] } { Inaccuracy. e4 was best. } { [%clk 0:02:36] } 7... Bg7 { [%eval 0.9] [%clk 0:03:01] } 8. Bg2 { [%eval 0.82] [%clk 0:02:36] } 8... d6 { [%eval 0.64] [%clk 0:03:02] } 9. e4? { [%eval -0.8] } { Mistake. Nf3 was best. } { [%clk 0:02:26] } 9... Nbd7 { [%eval -0.67] [%clk 0:02:52] } 10. f4 { [%eval -0.52] [%clk 0:02:24] } 10... O-O { [%eval -0.51] [%clk 0:02:43] } 11. Nge2 { [%eval -0.37] [%clk 0:02:25] } 11... Qb6 { [%eval -0.56] [%clk 0:02:15] } 12. O-O { [%eval -1.05] [%clk 0:01:46] } 12... Ng4 { [%eval -0.95] [%clk 0:01:23] } 13. Bf3 { [%eval -1.13] [%clk 0:01:05] } 13... c4+ { [%eval -0.97] [%clk 0:01:12] } 14. Kg2 { [%eval -1.16] [%clk 0:01:05] } 14... Ne3+ { [%eval -1.1] [%clk 0:01:12] } 15. Bxe3 { [%eval -1.22] [%clk 0:01:04] } 15... Qxe3 { [%eval -0.91] [%clk 0:01:12] } 16. Qc1 { [%eval -1.22] [%clk 0:00:41] } 16... Qb6 { [%eval -0.83] [%clk 0:01:01] } 17. Na4?! { [%eval -1.94] } { Inaccuracy. h4 was best. } { [%clk 0:00:22] } 17... Qa5 { [%eval -1.89] [%clk 0:00:54] } 18. Qc2 { [%eval -2.37] [%clk 0:00:15] } 18... Rfb8 { [%eval -2.4] [%clk 0:00:50] } 19. Rab1 { [%eval -2.59] [%clk 0:00:12] } 19... Qb4?? { [%eval -0.62] } { Blunder. Rb4 was best. } { [%clk 0:00:40] } 20. Nac3?! { [%eval -1.24] } { Inaccuracy. Nec3 was best. } { [%clk 0:00:06] } 20... Nc5 { [%eval -1.35] [%clk 0:00:39] } 21. Rfd1?! { [%eval -2.49] } { Inaccuracy. h4 was best. } { [%clk 0:00:03] } 21... Nd3 { [%eval -2.14] [%clk 0:00:39] } 22. a3? { [%eval -3.82] } { Mistake. Na4 was best. } { [%clk 0:00:04] } 22... Qb3 { [%eval -4.03] [%clk 0:00:38] } 23. Qxb3 { [%eval -4.21] [%clk 0:00:04] } 23... Rxb3 { [%eval -4.33] [%clk 0:00:39] } 24. Nc1? { [%eval -7.76] } { Mistake. e5 was best. } { [%clk 0:00:05] } 24... Rxb2+ { [%eval -7.98] [%clk 0:00:38] } 25. Rxb2 { [%eval -7.85] [%clk 0:00:05] } 25... Nxb2 { [%eval -7.67] [%clk 0:00:38] } 26. Rd2 { [%eval -8.81] [%clk 0:00:03] } 26... Nd3?? { [%eval -3.19] } { Blunder. Bxc3 was best. } { [%clk 0:00:38] } 27. N1e2? { [%eval -5.49] } { Mistake. N1a2 was best. } { [%clk 0:00:04] } 27... Bc8? { [%eval -3.04] } { Mistake. Rb8 was best. } { [%clk 0:00:37] } 28. Ra2?? { [%eval -6.31] } { Blunder. e5 was best. } { [%clk 0:00:04] } 1/2-1/2