Event: Round 9: Boyer, Mahel - Collin, Moritz Valentin
Date: 2025-04-26
White: Boyer, Mahel
WhiteTitle: GM
WhiteElo: 2528
Black: Collin, Moritz Valentin
BlackTitle: FM
BlackElo: 2303
Result: 1-0
ECO: B44
Opening: Sicilian Defense: Taimanov Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:39] } 1... c5 { [%eval 0.25] [%clk 1:30:52] } 2. Nf3 { [%eval 0.2] [%clk 1:31:01] } 2... e6 { [%eval 0.28] [%clk 1:31:15] } 3. d4 { [%eval 0.4] [%clk 1:31:18] } 3... cxd4 { [%eval 0.29] [%clk 1:31:40] } 4. Nxd4 { [%eval 0.23] [%clk 1:31:43] } 4... Nc6 { [%eval 0.28] [%clk 1:32:05] } 5. f4 { [%eval -0.12] [%clk 1:32:03] } 5... d5 { [%eval 0.0] [%clk 1:27:09] } 6. Nc3 { [%eval 0.0] [%clk 1:32:24] } 6... Nf6 { [%eval 0.39] [%clk 1:11:04] } 7. e5 { [%eval 0.36] [%clk 1:32:11] } 7... Nd7 { [%eval 0.35] [%clk 1:11:23] } 8. Be3 { [%eval 0.5] [%clk 1:32:34] } 8... Qc7 { [%eval 0.7] [%clk 1:03:21] } 9. Qd2 { [%eval 0.71] [%clk 1:29:40] } 9... a6 { [%eval 0.71] [%clk 1:01:57] } 10. Be2 { [%eval 0.45] [%clk 1:27:04] } 10... Na5?! { [%eval 1.1] } { Inaccuracy. Nxd4 was best. } { [%clk 1:00:08] } 11. O-O { [%eval 1.11] [%clk 1:24:10] } 11... Be7 { [%eval 1.29] [%clk 0:57:16] } 12. Nf5 { [%eval 1.55] [%clk 1:14:35] } 12... exf5 { [%eval 1.37] [%clk 0:42:42] } 13. Nxd5 { [%eval 1.64] [%clk 1:14:59] } 13... Qd8 { [%eval 1.6] [%clk 0:43:02] } 14. Nxe7 { [%eval 1.22] [%clk 1:14:30] } 14... Kxe7 { [%eval 1.19] [%clk 0:43:18] } 15. Rad1 { [%eval 1.17] [%clk 1:09:04] } 15... Nc6 { [%eval 1.08] [%clk 0:38:00] } 16. Bc4 { [%eval 0.77] [%clk 1:05:36] } 16... Qc7 { [%eval 0.84] [%clk 0:29:15] } 17. Qc3 { [%eval 1.01] [%clk 0:45:28] } 17... Nd8? { [%eval 2.56] } { Mistake. Qa5 was best. } { [%clk 0:16:24] } 18. Rd6 { [%eval 2.5] [%clk 0:43:36] } 18... b5 { [%eval 2.56] [%clk 0:13:20] } 19. Qa3 { [%eval 2.55] [%clk 0:42:16] } 19... Ke8 { [%eval 2.21] [%clk 0:13:43] } 20. Bxb5? { [%eval 0.6] } { Mistake. Bd5 was best. } { [%clk 0:41:12] } 20... axb5 { [%eval 0.82] [%clk 0:10:31] } 21. Qxa8 { [%eval 0.96] [%clk 0:41:40] } 21... Bb7 { [%eval 0.83] [%clk 0:10:47] } 22. Qa3 { [%eval 0.68] [%clk 0:40:03] } 22... Qxc2 { [%eval 0.96] [%clk 0:10:29] } 23. Rd2 { [%eval 0.86] [%clk 0:40:02] } 23... Qe4 { [%eval 0.66] [%clk 0:09:16] } 24. Rfd1 { [%eval 0.79] [%clk 0:36:57] } 24... Ne6 { [%eval 0.83] [%clk 0:05:51] } 25. Qd3 { [%eval 0.62] [%clk 0:35:58] } 25... Qxd3 { [%eval 0.58] [%clk 0:05:18] } 26. Rxd3 { [%eval 0.51] [%clk 0:36:26] } 26... Nb8 { [%eval 0.52] [%clk 0:04:18] } 27. Rb3 { [%eval 0.47] [%clk 0:34:15] } 27... Bc6 { [%eval 0.51] [%clk 0:03:23] } 28. a4 { [%eval 0.62] [%clk 0:34:30] } 28... Ke7 { [%eval 0.53] [%clk 0:03:10] } 29. axb5 { [%eval 0.52] [%clk 0:34:50] } 29... Be4 { [%eval 0.59] [%clk 0:03:31] } 30. Ra3 { [%eval 0.61] [%clk 0:32:54] } 30... Rc8 { [%eval 0.68] [%clk 0:03:27] } 31. Rc3 { [%eval 0.63] [%clk 0:33:18] } 31... Re8?? { [%eval 4.57] } { Blunder. Rd8 was best. } { [%clk 0:02:59] } 32. Bc5+ { [%eval 4.79] [%clk 0:31:53] } 32... Nxc5 { [%eval 4.5] [%clk 0:03:17] } 33. Rxc5 { [%eval 4.51] [%clk 0:32:22] } 33... Rd8 { [%eval 5.15] [%clk 0:01:16] } 34. Rc7+ { [%eval 5.03] [%clk 0:31:50] } 34... Rd7 { [%eval 4.86] [%clk 0:01:40] } 35. b6 { [%eval 4.86] [%clk 0:31:57] } 35... Kd8 { [%eval 4.15] [%clk 0:01:29] } 36. Rd6 { [%eval 4.71] [%clk 0:31:37] } 36... h5?! { [%eval 6.07] } { Inaccuracy. h6 was best. } { [%clk 0:00:36] } 37. h4 { [%eval 6.04] [%clk 0:26:07] } 37... Bb1?! { [%eval 9.23] } { Inaccuracy. Rxd6 was best. } { [%clk 0:00:33] } 38. Rcxd7+ { [%eval 8.6] [%clk 0:26:19] } 38... Nxd7 { [%eval 8.34] [%clk 0:00:56] } 39. b7 { [%eval 7.71] [%clk 0:26:48] } 1-0