Event: Round 1: Vieira, Alexandre Letizio - Ernst, Michael
Site: https://lichess.org/broadcast/fide-world-senior-championship-2025--open-65/round-1/Cb9z7AQN/qip3QztE
Date: 2025-10-21
White: Vieira, Alexandre Letizio
WhiteElo: 1830
Black: Ernst, Michael
BlackTitle: CM
BlackElo: 2088
Result: 1/2-1/2
ECO: A07
Opening: King's Indian Attack
Variant: Standard

1. Nf3 { [%eval 0.1] [%clk 1:30:54] } 1... d5 { [%eval 0.18] [%clk 1:30:56] } 2. g3 { [%eval 0.15] [%clk 1:31:17] } 2... c6 { [%eval 0.17] [%clk 1:31:12] } 3. b3 { [%eval 0.0] [%clk 1:31:40] } 3... Bf5 { [%eval 0.17] [%clk 1:31:19] } 4. Bb2 { [%eval 0.0] [%clk 1:32:04] } 4... e6 { [%eval 0.09] [%clk 1:31:26] } 5. Bg2 { [%eval 0.03] [%clk 1:32:26] } 5... h6 { [%eval 0.09] [%clk 1:30:36] } 6. O-O { [%eval -0.05] [%clk 1:32:30] } 6... Nf6 { [%eval 0.0] [%clk 1:30:59] } 7. d4 { [%eval 0.0] [%clk 1:31:58] } 7... Be7 { [%eval 0.02] [%clk 1:30:50] } 8. c4 { [%eval -0.05] [%clk 1:31:57] } 8... O-O { [%eval -0.02] [%clk 1:31:09] } 9. Nbd2 { [%eval -0.12] [%clk 1:29:16] } 9... Nbd7 { [%eval -0.12] [%clk 1:31:21] } 10. Rc1 { [%eval -0.22] [%clk 1:27:05] } 10... a5 { [%eval -0.04] [%clk 1:30:56] } 11. a3 { [%eval 0.0] [%clk 1:22:04] } 11... Ne4 { [%eval -0.05] [%clk 1:25:06] } 12. Nxe4 { [%eval -0.09] [%clk 1:20:05] } 12... Bxe4 { [%eval -0.15] [%clk 1:25:14] } 13. Nd2 { [%eval -0.11] [%clk 1:20:22] } 13... Bxg2 { [%eval -0.14] [%clk 1:24:35] } 14. Kxg2 { [%eval -0.23] [%clk 1:20:47] } 14... f5 { [%eval -0.07] [%clk 1:23:12] } 15. e3 { [%eval -0.12] [%clk 1:18:54] } 15... Bd6 { [%eval 0.0] [%clk 1:14:49] } 16. f4 { [%eval -0.43] [%clk 1:10:03] } 16... Qe7 { [%eval -0.48] [%clk 1:10:48] } 17. c5 { [%eval -0.44] [%clk 1:03:43] } 17... Bc7 { [%eval -0.51] [%clk 1:11:13] } 18. Qe2 { [%eval -0.49] [%clk 1:00:11] } 18... Rfc8 { [%eval -0.36] [%clk 1:09:59] } 19. Rc2 { [%eval -0.57] [%clk 0:52:52] } 19... b6?! { [%eval 0.29] } { Inaccuracy. Rcb8 was best. } { [%clk 1:08:23] } 20. b4?! { [%eval -0.33] } { Inaccuracy. cxb6 was best. } { [%clk 0:48:25] } 20... b5 { [%eval -0.3] [%clk 1:04:08] } 21. Ra1 { [%eval -0.31] [%clk 0:46:37] } 21... Nf6 { [%eval -0.22] [%clk 0:58:13] } 22. Rcc1 { [%eval -0.72] [%clk 0:45:56] } 22... g5 { [%eval -0.7] [%clk 0:57:15] } 23. h3 { [%eval -1.0] [%clk 0:43:31] } 23... Qg7 { [%eval -1.06] [%clk 0:57:02] } 24. Kh2 { [%eval -1.08] [%clk 0:41:58] } 24... Kf7 { [%eval -0.77] [%clk 0:55:23] } 25. Bc3 { [%eval -0.92] [%clk 0:41:49] } 25... Rg8 { [%eval -0.91] [%clk 0:54:25] } 26. Rg1 { [%eval -0.99] [%clk 0:42:00] } 26... axb4 { [%eval -1.05] [%clk 0:52:54] } 27. axb4?? { [%eval -3.11] } { Blunder. Bxb4 was best. } { [%clk 0:42:15] } 27... Rxa1 { [%eval -2.85] [%clk 0:52:53] } 28. Bxa1 { [%eval -3.43] [%clk 0:42:25] } 28... gxf4 { [%eval -3.75] [%clk 0:50:35] } 29. exf4 { [%eval -3.89] [%clk 0:39:15] } 29... Bxf4 { [%eval -3.74] [%clk 0:50:46] } 30. Qf2 { [%eval -3.8] [%clk 0:38:32] } 30... Bxd2 { [%eval -3.69] [%clk 0:45:43] } 31. Qxd2 { [%eval -3.52] [%clk 0:38:58] } 31... Qg5 { [%eval -3.62] [%clk 0:45:35] } 32. Qd3 { [%eval -3.68] [%clk 0:32:00] } 32... Ne4 { [%eval -3.73] [%clk 0:39:25] } 33. Rg2 { [%eval -3.98] [%clk 0:31:40] } 33... Qc1 { [%eval -4.28] [%clk 0:34:52] } 34. Bb2 { [%eval -4.22] [%clk 0:26:33] } 34... Qe1 { [%eval -4.03] [%clk 0:34:54] } 35. Qf3 { [%eval -4.12] [%clk 0:24:55] } 35... Rg5?! { [%eval -2.92] } { Inaccuracy. Nd2 was best. } { [%clk 0:32:52] } 36. Qf4 { [%eval -2.67] [%clk 0:24:50] } 36... Qxb4?? { [%eval 0.0] } { Blunder. Rh5 was best. } { [%clk 0:17:16] } 37. Qc7+ { [%eval 0.0] [%clk 0:23:27] } 37... Kf6 { [%eval 0.0] [%clk 0:14:15] } 38. Qd8+ { [%eval 0.0] [%clk 0:19:48] } 38... Kg6 { [%eval 0.0] [%clk 0:11:55] } 39. Qg8+ { [%eval 0.0] [%clk 0:13:15] } 39... Kf6 { [%eval 0.0] [%clk 0:12:08] } 40. Qf8+ { [%eval 0.0] [%clk 0:13:37] } 1/2-1/2