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Tsay, Vincent vs Matviishen, Viktor

2026.07.03 · game 1
White to move
PGN
[Event "54th World Open - 2026"]
[Site "Washington DC, United States"]
[Date "2026.07.03"]
[Round "4.7"]
[White "Tsay, Vincent"]
[Black "Matviishen, Viktor"]
[Result "0-1"]
[WhiteElo "2305"]
[WhiteTitle "FM"]
[WhiteFideId "30931835"]
[BlackElo "2549"]
[BlackTitle "GM"]
[BlackFideId "14129850"]
[TimeControl "G/90; SD/30; d30"]
[Variant "Standard"]
[ECO "E00"]
[Opening "Catalan Opening"]
[UTCDate "2026.07.03"]
[UTCTime "15:24:55"]
[BroadcastName "54th annual World Open - 2026"]
[BroadcastURL "https://lichess.org/broadcast/54th-annual-world-open-2026/round-4/TWwmfvZy"]
[GameURL "https://lichess.org/broadcast/54th-annual-world-open-2026/round-4/TWwmfvZy/RcitSobO"]

1. d4 { [%eval 0.15] [%clk 1:26:22] } 1... Nf6 { [%eval 0.15] [%clk 1:17:08] } 2. c4 { [%eval 0.16] [%clk 1:26:22] } 2... e6 { [%eval 0.14] [%clk 1:17:08] } 3. g3 { [%eval 0.13] [%clk 1:26:22] } 3... c5 { [%eval 0.34] [%clk 1:13:40] } 4. d5 { [%eval 0.29] [%clk 1:26:19] } 4... exd5 { [%eval 0.3] [%clk 1:13:40] } 5. cxd5 { [%eval 0.33] [%clk 1:26:19] } 5... b5 { [%eval 0.66] [%clk 1:13:19] } 6. Bg2 { [%eval 0.18] [%clk 1:25:37] } 6... d6 { [%eval 0.2] [%clk 1:13:10] } 7. Bf4 { [%eval -0.05] [%clk 1:21:35] } 7... g6 { [%eval 0.28] [%clk 1:13:02] } 8. Qb3 { [%eval -0.11] [%clk 1:19:37] } 8... Ba6 { [%eval 0.3] [%clk 1:00:47] } 9. Nh3?! { [%eval -0.33] } { Inaccuracy. Nf3 was best. } { [%clk 1:07:38] } 9... h6 { [%eval -0.2] [%clk 0:56:57] } 10. O-O { [%eval -0.43] [%clk 1:04:30] } 10... Bg7 { [%eval -0.47] [%clk 0:56:57] } 11. e4 { [%eval -0.9] [%clk 1:02:54] } 11... O-O { [%eval -0.91] [%clk 0:53:45] } 12. e5? { [%eval -2.26] } { Mistake. f3 was best. } { [%clk 1:02:01] } 12... dxe5 { [%eval -2.4] [%clk 0:53:45] } 13. Bxe5 { [%eval -2.5] [%clk 1:02:01] } 13... Nbd7 { [%eval -2.46] [%clk 0:53:45] } 14. Bf4 { [%eval -2.48] [%clk 0:58:29] } 14... Rc8 { [%eval -2.31] [%clk 0:52:17] } 15. Rd1 { [%eval -2.43] [%clk 0:56:07] } 15... c4?! { [%eval -1.34] } { Inaccuracy. g5 was best. } { [%clk 0:48:36] } 16. Qa3 { [%eval -1.49] [%clk 0:51:43] } 16... Qb6 { [%eval -1.08] [%clk 0:41:30] } 17. Be3 { [%eval -1.06] [%clk 0:45:34] } 17... b4 { [%eval -0.9] [%clk 0:39:45] } 18. Bxb6 { [%eval -1.09] [%clk 0:44:49] } 18... bxa3 { [%eval -1.09] [%clk 0:39:45] } 19. Bd4 { [%eval -1.18] [%clk 0:44:49] } 19... axb2 { [%eval -1.0] [%clk 0:39:45] } 20. Bxb2 { [%eval -1.12] [%clk 0:44:49] } 20... Nc5 { [%eval -1.2] [%clk 0:38:54] } 21. Bd4 { [%eval -1.14] [%clk 0:44:16] } 21... Nfe4 { [%eval -1.19] [%clk 0:38:26] } 22. Bxg7 { [%eval -1.07] [%clk 0:39:20] } 22... Kxg7 { [%eval -1.01] [%clk 0:38:26] } 23. Bxe4 { [%eval -1.28] [%clk 0:38:57] } 23... Nxe4 { [%eval -1.26] [%clk 0:38:26] } 24. f3 { [%eval -1.2] [%clk 0:38:57] } 24... Nc5 { [%eval -1.29] [%clk 0:38:26] } 25. Nc3 { [%eval -1.18] [%clk 0:35:48] } 25... Rfe8 { [%eval -0.68] [%clk 0:38:26] } 26. Re1 { [%eval -0.83] [%clk 0:29:13] } 26... Nd3 { [%eval -0.81] [%clk 0:38:26] } 27. Rxe8 { [%eval -1.29] [%clk 0:26:37] } 27... Rxe8 { [%eval -1.37] [%clk 0:38:26] } 28. Rd1?! { [%eval -2.6] } { Inaccuracy. Nf2 was best. } { [%clk 0:18:00] } 28... Re3 { [%eval -2.66] [%clk 0:36:47] } 29. d6 { [%eval -2.56] [%clk 0:18:00] } 29... Bc8 { [%eval -2.55] [%clk 0:36:12] } 30. Nd5 { [%eval -2.49] [%clk 0:17:43] } 30... Re6 { [%eval -1.89] [%clk 0:23:52] } 31. Nhf4?! { [%eval -2.78] } { Inaccuracy. Nf2 was best. } { [%clk 0:14:57] } 31... Rxd6 { [%eval -2.71] [%clk 0:23:52] } 32. Nb4?! { [%eval -4.1] } { Inaccuracy. Ne3 was best. } { [%clk 0:14:52] } 32... Bb7 { [%eval -4.08] [%clk 0:19:31] } 33. Nbxd3?! { [%eval -5.65] } { Inaccuracy. Rd2 was best. } { [%clk 0:09:33] } 33... Bxf3 { [%eval -5.55] [%clk 0:19:31] } 34. Rd2 { [%eval -5.5] [%clk 0:09:33] } 34... g5 { [%eval -5.09] [%clk 0:18:53] } 35. Kf2 { [%eval -6.41] [%clk 0:05:35] } 35... gxf4 { [%eval -6.97] [%clk 0:18:53] } 36. Kxf3 { [%eval -7.39] [%clk 0:05:29] } 36... Rxd3+ { [%eval -7.01] [%clk 0:18:53] } 37. Rxd3 { [%eval -6.63] [%clk 0:05:29] } 37... cxd3 { [%eval -5.78] [%clk 0:18:53] } 38. gxf4 { [%eval -8.32] [%clk 0:05:29] } 38... Kf6 { [%eval -7.96] [%clk 0:18:53] } 39. Ke3 { [%eval -8.14] [%clk 0:05:29] } 39... Kf5 { [%eval -7.29] [%clk 0:18:53] } 40. a4 { [%eval -7.93] [%clk 0:05:25] } 40... a5 { [%eval -8.8] [%clk 0:18:45] } 41. Kxd3 { [%eval -9.45] [%clk 0:05:25] } 41... Kxf4 { [%eval -8.34] [%clk 0:18:45] } 42. Kc4 { [%eval -8.69] [%clk 0:05:25] } 42... Ke3 { [%eval -8.23] [%clk 0:18:33] } 0-1
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