Event: Round 10: Maryasin, Boris - Heid, Michael
Site: https://lichess.org/broadcast/fide-world-senior-championship-2025--open-65/round-10/4vaskEOE/3K1zG18U
Date: 2025-10-31
White: Maryasin, Boris
WhiteTitle: IM
WhiteElo: 2217
Black: Heid, Michael
BlackElo: 2053
Result: 1-0
ECO: B12
Opening: Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:29:05] } 1... c6 { [%eval 0.23] [%clk 1:30:48] } 2. d4 { [%eval 0.24] [%clk 1:29:20] } 2... d5 { [%eval 0.24] [%clk 1:31:16] } 3. e5 { [%eval 0.33] [%clk 1:29:27] } 3... c5 { [%eval 0.32] [%clk 1:31:23] } 4. dxc5 { [%eval 0.27] [%clk 1:29:25] } 4... Qc7?! { [%eval 1.17] } { Inaccuracy. e6 was best. } { [%clk 1:31:03] } 5. Qxd5 { [%eval 0.82] [%clk 1:27:37] } 5... e6 { [%eval 0.83] [%clk 1:31:24] } 6. Qe4 { [%eval 0.87] [%clk 1:27:03] } 6... Nc6?! { [%eval 1.61] } { Inaccuracy. Bd7 was best. } { [%clk 1:31:36] } 7. Nf3 { [%eval 1.64] [%clk 1:27:02] } 7... Bxc5 { [%eval 1.71] [%clk 1:31:46] } 8. Bd3 { [%eval 1.43] [%clk 1:25:38] } 8... Nge7 { [%eval 1.71] [%clk 1:31:27] } 9. Nbd2?! { [%eval 0.83] } { Inaccuracy. Nc3 was best. } { [%clk 1:23:24] } 9... a6?! { [%eval 1.71] } { Inaccuracy. Ng6 was best. } { [%clk 1:30:28] } 10. a4?! { [%eval 0.92] } { Inaccuracy. Nb3 was best. } { [%clk 1:19:25] } 10... Ng6 { [%eval 0.94] [%clk 1:26:15] } 11. Nc4 { [%eval 0.95] [%clk 1:19:32] } 11... Nb4 { [%eval 0.97] [%clk 1:25:36] } 12. Be3 { [%eval 0.88] [%clk 1:10:50] } 12... Nxd3+?! { [%eval 1.62] } { Inaccuracy. O-O was best. } { [%clk 1:22:24] } 13. cxd3?! { [%eval 0.79] } { Inaccuracy. Qxd3 was best. } { [%clk 1:09:43] } 13... O-O { [%eval 0.78] [%clk 1:22:14] } 14. O-O { [%eval 0.7] [%clk 1:07:08] } 14... Bd7 { [%eval 0.94] [%clk 1:22:10] } 15. Bxc5 { [%eval 0.48] [%clk 0:54:54] } 15... Qxc5 { [%eval 0.44] [%clk 1:22:35] } 16. Qxb7 { [%eval 0.12] [%clk 0:52:49] } 16... Bc6 { [%eval 0.16] [%clk 1:22:54] } 17. b4 { [%eval 0.07] [%clk 0:41:41] } 17... Qxc4?? { [%eval 3.23] } { Blunder. Qd5 was best. } { [%clk 1:06:40] } 18. Qxa8 { [%eval 3.22] [%clk 0:37:14] } 18... Qd5 { [%eval 3.21] [%clk 1:07:08] } 19. Qa7 { [%eval 3.23] [%clk 0:36:56] } 19... Nxe5 { [%eval 3.53] [%clk 1:07:35] } 20. Qe3 { [%eval 3.47] [%clk 0:36:47] } 20... Nxf3+ { [%eval 3.31] [%clk 1:07:58] } 21. Qxf3 { [%eval 3.45] [%clk 0:36:28] } 21... Qd6 { [%eval 3.41] [%clk 1:08:19] } 22. Qg4 { [%eval 3.5] [%clk 0:31:43] } 22... h5 { [%eval 3.79] [%clk 0:54:34] } 23. Qc4 { [%eval 3.35] [%clk 0:31:11] } 23... Bd5 { [%eval 3.67] [%clk 0:54:59] } 24. Qd4 { [%eval 3.6] [%clk 0:29:14] } 24... Rd8 { [%eval 3.73] [%clk 0:50:22] } 25. b5 { [%eval 3.8] [%clk 0:25:24] } 25... axb5 { [%eval 3.77] [%clk 0:43:44] } 26. axb5 { [%eval 3.94] [%clk 0:21:22] } 26... Qb8 { [%eval 3.95] [%clk 0:39:48] } 27. Qh4 { [%eval 3.92] [%clk 0:20:19] } 27... Rd7 { [%eval 4.12] [%clk 0:39:20] } 28. Rab1 { [%eval 3.95] [%clk 0:19:40] } 28... Rb7 { [%eval 4.57] [%clk 0:34:16] } 29. Rfc1 { [%eval 4.63] [%clk 0:19:19] } 29... g6 { [%eval 4.79] [%clk 0:32:53] } 30. Qf6 { [%eval 4.71] [%clk 0:18:52] } 30... Rc7 { [%eval 5.29] [%clk 0:24:30] } 31. Rxc7 { [%eval 5.57] [%clk 0:18:33] } 31... Qxc7 { [%eval 5.3] [%clk 0:24:59] } 32. b6 { [%eval 5.43] [%clk 0:18:30] } 32... Qd7 { [%eval 6.67] [%clk 0:22:55] } 33. Rc1 { [%eval 6.46] [%clk 0:18:16] } 1-0