Event: Round 8: Martens, Martin - Van der Werf, Mark
Site: https://lichess.org/broadcast/fide-world-senior-championship-2025--open-50/round-8/Nz1W1BU4/U4Y6xviy
Date: 2025-10-29
White: Martens, Martin
WhiteTitle: IM
WhiteElo: 2300
Black: Van der Werf, Mark
BlackTitle: IM
BlackElo: 2395
Result: 1/2-1/2
ECO: C77
Opening: Ruy Lopez: Morphy Defense, Anderssen Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:55] } 1... e5 { [%eval 0.22] [%clk 1:30:53] } 2. Nf3 { [%eval 0.13] [%clk 1:31:15] } 2... Nc6 { [%eval 0.21] [%clk 1:31:19] } 3. Bb5 { [%eval 0.15] [%clk 1:31:34] } 3... a6 { [%eval 0.21] [%clk 1:31:44] } 4. Ba4 { [%eval 0.11] [%clk 1:31:52] } 4... Nf6 { [%eval 0.28] [%clk 1:32:10] } 5. d3 { [%eval 0.04] [%clk 1:32:09] } 5... b5 { [%eval 0.19] [%clk 1:32:33] } 6. Bb3 { [%eval 0.08] [%clk 1:32:29] } 6... Bc5 { [%eval 0.0] [%clk 1:32:59] } 7. Bg5 { [%eval 0.1] [%clk 1:32:34] } 7... h6 { [%eval 0.13] [%clk 1:32:22] } 8. Bh4 { [%eval 0.19] [%clk 1:32:41] } 8... d6 { [%eval 0.18] [%clk 1:32:28] } 9. c3 { [%eval 0.15] [%clk 1:32:57] } 9... Ba7 { [%eval 0.18] [%clk 1:29:07] } 10. a4 { [%eval -0.06] [%clk 1:25:29] } 10... g5 { [%eval -0.09] [%clk 1:21:27] } 11. Bg3 { [%eval -0.03] [%clk 1:24:11] } 11... b4 { [%eval -0.14] [%clk 1:16:29] } 12. a5 { [%eval -0.29] [%clk 1:20:59] } 12... bxc3 { [%eval 0.02] [%clk 1:15:37] } 13. bxc3 { [%eval 0.11] [%clk 1:21:14] } 13... O-O { [%eval 0.11] [%clk 1:14:51] } 14. Nbd2 { [%eval 0.07] [%clk 1:15:57] } 14... Ne7 { [%eval 0.25] [%clk 1:05:40] } 15. O-O { [%eval 0.31] [%clk 0:52:43] } 1/2-1/2