Event: Round 4: Ortner, Sebastian - Wu, Chenshan
Date: 2025-04-15
White: Ortner, Sebastian
WhiteElo: 1925
Black: Wu, Chenshan
BlackElo: 2011
Result: 1-0
ECO: D95
Opening: Grünfeld Defense: Three Knights Variation, Vienna Variation
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:30:57] } 1... Nf6 { [%eval 0.19] [%clk 1:30:56] } 2. c4 { [%eval 0.18] [%clk 1:31:24] } 2... g6 { [%eval 0.19] [%clk 1:31:20] } 3. Nc3 { [%eval 0.21] [%clk 1:31:47] } 3... d5 { [%eval 0.28] [%clk 1:31:45] } 4. Nf3 { [%eval 0.3] [%clk 1:32:00] } 4... Bg7 { [%eval 0.22] [%clk 1:32:09] } 5. e3 { [%eval 0.11] [%clk 1:32:16] } 5... O-O { [%eval 0.19] [%clk 1:32:29] } 6. Qb3 { [%eval 0.01] [%clk 1:32:08] } 6... dxc4 { [%eval 0.12] [%clk 1:24:11] } 7. Bxc4 { [%eval 0.1] [%clk 1:32:25] } 7... e6 { [%eval 0.5] [%clk 1:13:59] } 8. O-O { [%eval 0.59] [%clk 1:31:31] } 8... c6?! { [%eval 1.52] } { Inaccuracy. a6 was best. } { [%clk 1:08:08] } 9. a4?! { [%eval 0.89] } { Inaccuracy. e4 was best. } { [%clk 1:23:21] } 9... a5?! { [%eval 1.61] } { Inaccuracy. c5 was best. } { [%clk 1:07:00] } 10. e4 { [%eval 1.55] [%clk 1:18:53] } 10... Na6 { [%eval 1.75] [%clk 0:50:59] } 11. Qc2?! { [%eval 0.99] } { Inaccuracy. e5 was best. } { [%clk 1:00:33] } 11... Nb4 { [%eval 1.36] [%clk 0:38:28] } 12. Qe2 { [%eval 1.55] [%clk 1:00:28] } 12... Qc7 { [%eval 1.6] [%clk 0:32:15] } 13. Rd1 { [%eval 1.38] [%clk 0:56:39] } 13... Re8 { [%eval 1.77] [%clk 0:31:18] } 14. h3 { [%eval 1.67] [%clk 0:52:40] } 14... b6 { [%eval 1.63] [%clk 0:30:41] } 15. Be3 { [%eval 1.24] [%clk 0:50:00] } 15... Ba6 { [%eval 1.38] [%clk 0:26:10] } 16. Rac1 { [%eval 1.04] [%clk 0:48:06] } 16... Bxc4 { [%eval 1.01] [%clk 0:25:56] } 17. Qxc4 { [%eval 1.14] [%clk 0:48:29] } 17... Qb7 { [%eval 1.11] [%clk 0:25:45] } 18. Qe2 { [%eval 1.21] [%clk 0:34:12] } 18... Rac8 { [%eval 1.76] [%clk 0:22:30] } 19. e5 { [%eval 1.65] [%clk 0:33:43] } 19... Nfd5 { [%eval 1.8] [%clk 0:21:29] } 20. Ne4 { [%eval 1.8] [%clk 0:33:26] } 20... Bf8 { [%eval 1.96] [%clk 0:18:35] } 21. Bg5 { [%eval 1.48] [%clk 0:29:54] } 21... Na6?! { [%eval 2.43] } { Inaccuracy. c5 was best. } { [%clk 0:13:56] } 22. Nh2 { [%eval 2.36] [%clk 0:24:51] } 22... h6 { [%eval 2.51] [%clk 0:09:49] } 23. Bf6? { [%eval 0.94] } { Mistake. Bh4 was best. } { [%clk 0:20:25] } 23... c5 { [%eval 0.86] [%clk 0:07:32] } 24. Qd2 { [%eval 0.62] [%clk 0:16:00] } 24... h5 { [%eval 0.62] [%clk 0:04:00] } 25. g4 { [%eval 0.71] [%clk 0:13:38] } 25... h4?? { [%eval 5.22] } { Blunder. cxd4 was best. } { [%clk 0:02:54] } 26. Qg5 { [%eval 4.96] [%clk 0:13:03] } 26... Be7?? { [%eval #5] } { Checkmate is now unavoidable. Bg7 was best. } { [%clk 0:00:56] } 27. Qxh4?? { [%eval 6.31] } { Lost forced checkmate sequence. Qh6 was best. } { [%clk 0:12:02] } 27... Bxf6 { [%eval 6.15] [%clk 0:00:37] } 28. exf6 { [%eval 6.34] [%clk 0:09:32] } 28... Nxf6 { [%eval 6.31] [%clk 0:00:37] } 29. Nxf6+ { [%eval 6.48] [%clk 0:09:51] } 29... Kg7 { [%eval 6.16] [%clk 0:00:46] } 30. Nxe8+ { [%eval 6.25] [%clk 0:09:51] } 30... Rxe8 { [%eval 6.53] [%clk 0:01:05] } 31. dxc5 { [%eval 6.35] [%clk 0:07:59] } 31... Nxc5 { [%eval 6.44] [%clk 0:01:22] } 32. Rd8 { [%eval 5.68] [%clk 0:07:39] } 32... Rxd8 { [%eval 5.66] [%clk 0:01:16] } 33. Qxd8 { [%eval 5.62] [%clk 0:08:05] } 33... Qe4 { [%eval 5.54] [%clk 0:00:55] } 34. Rd1 { [%eval 5.33] [%clk 0:06:59] } 34... Qe2 { [%eval 5.48] [%clk 0:00:42] } 35. Qd2 { [%eval 5.37] [%clk 0:06:44] } 1-0