Event: Round 2: Mauron, Pierre - Piovar, Jaroslav
Site: https://lichess.org/broadcast/fide-world-senior-championship-2025--open-50/round-2/1n88gARz/wTeILSER
Date: 2025-10-22
White: Mauron, Pierre
WhiteElo: 1983
Black: Piovar, Jaroslav
BlackElo: 1725
Result: 1-0
ECO: B33
Opening: Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:55] } 1... c5 { [%eval 0.24] [%clk 1:30:38] } 2. Nf3 { [%eval 0.2] [%clk 1:31:08] } 2... Nc6 { [%eval 0.3] [%clk 1:30:44] } 3. d4 { [%eval 0.27] [%clk 1:31:27] } 3... cxd4 { [%eval 0.27] [%clk 1:31:05] } 4. Nxd4 { [%eval 0.21] [%clk 1:31:54] } 4... Nf6 { [%eval 0.19] [%clk 1:31:21] } 5. Nc3 { [%eval 0.26] [%clk 1:32:14] } 5... e5 { [%eval 0.34] [%clk 1:31:37] } 6. Ndb5 { [%eval 0.31] [%clk 1:32:25] } 6... d6 { [%eval 0.34] [%clk 1:31:26] } 7. Bg5 { [%eval 0.22] [%clk 1:32:09] } 7... a6 { [%eval 0.3] [%clk 1:31:21] } 8. Na3 { [%eval 0.26] [%clk 1:32:25] } 8... b5 { [%eval 0.21] [%clk 1:31:37] } 9. Nd5 { [%eval 0.3] [%clk 1:32:46] } 9... Be7 { [%eval 0.24] [%clk 1:31:16] } 10. Bxf6 { [%eval 0.34] [%clk 1:33:06] } 10... gxf6? { [%eval 1.72] } { Mistake. Bxf6 was best. } { [%clk 1:29:30] } 11. c4 { [%eval 1.35] [%clk 1:27:20] } 11... bxc4?! { [%eval 2.09] } { Inaccuracy. Qa5+ was best. } { [%clk 1:24:28] } 12. Nxc4 { [%eval 2.0] [%clk 1:22:35] } 12... Rb8 { [%eval 1.82] [%clk 1:22:05] } 13. Be2?! { [%eval 0.83] } { Inaccuracy. Bd3 was best. } { [%clk 1:16:28] } 13... O-O?! { [%eval 1.82] } { Inaccuracy. f5 was best. } { [%clk 1:19:41] } 14. O-O? { [%eval 0.61] } { Mistake. Bg4 was best. } { [%clk 1:13:41] } 14... Nd4?! { [%eval 1.35] } { Inaccuracy. f5 was best. } { [%clk 1:16:07] } 15. Bg4 { [%eval 1.34] [%clk 1:10:11] } 15... Kh8?! { [%eval 2.48] } { Inaccuracy. f5 was best. } { [%clk 1:12:54] } 16. Bxc8 { [%eval 2.39] [%clk 1:06:51] } 16... Rxc8 { [%eval 2.62] [%clk 1:12:49] } 17. Nce3 { [%eval 2.51] [%clk 1:06:31] } 17... Rg8 { [%eval 2.49] [%clk 1:06:58] } 18. Qh5 { [%eval 2.61] [%clk 1:03:04] } 18... Rg6 { [%eval 2.8] [%clk 0:58:18] } 19. Nf5 { [%eval 2.93] [%clk 0:55:06] } 19... Nxf5 { [%eval 2.79] [%clk 0:52:25] } 20. Qxf5 { [%eval 2.86] [%clk 0:46:08] } 20... Bf8?! { [%eval 4.16] } { Inaccuracy. Rg5 was best. } { [%clk 0:46:28] } 21. Rac1 { [%eval 4.16] [%clk 0:45:34] } 21... Rc5 { [%eval 4.19] [%clk 0:36:10] } 22. b4 { [%eval 4.31] [%clk 0:44:30] } 22... Rxd5 { [%eval 4.09] [%clk 0:34:17] } 23. exd5 { [%eval 4.16] [%clk 0:44:24] } 23... Qb6?! { [%eval 5.35] } { Inaccuracy. Qe7 was best. } { [%clk 0:27:51] } 24. Rc8 { [%eval 5.45] [%clk 0:42:29] } 24... Kg7 { [%eval 5.38] [%clk 0:27:25] } 25. Qd7 { [%eval 5.67] [%clk 0:31:59] } 25... Qxb4 { [%eval 5.7] [%clk 0:15:35] } 26. g3 { [%eval 5.71] [%clk 0:31:13] } 26... e4?! { [%eval 8.2] } { Inaccuracy. Qg4 was best. } { [%clk 0:11:12] } 27. Qe8 { [%eval 6.51] [%clk 0:31:17] } 27... Kh6 { [%eval 6.48] [%clk 0:10:47] } 28. Qxf8+ { [%eval 6.17] [%clk 0:31:36] } 28... Kg5?? { [%eval #14] } { Checkmate is now unavoidable. Rg7 was best. } { [%clk 0:10:31] } 29. Qxf7 { [%eval #13] [%clk 0:30:15] } 29... Qd4 { [%eval #10] [%clk 0:09:35] } 30. Re8 { [%eval #9] [%clk 0:27:51] } 30... f5 { [%eval #6] [%clk 0:08:43] } 31. Qxh7 { [%eval #5] [%clk 0:27:55] } 31... f4 { [%eval #2] [%clk 0:03:03] } 32. Qh4+ { [%eval #1] [%clk 0:28:00] } 1-0