Event: Round 5: Yuan, Yingjie - Parra Erazo, Santiago
Date: 2024-03-27
White: Yuan, Yingjie
WhiteElo: 1771
Black: Parra Erazo, Santiago
BlackElo: 1439
Result: 1-0
ECO: A16
Opening: English Opening: Anglo-Indian Defense, Queen's Knight Variation
Variant: Standard

1. c4 { [%eval 0.16] [%clk 1:30:53] } 1... Nf6 { [%eval 0.21] [%clk 1:30:26] } 2. Nc3 { [%eval 0.1] [%clk 1:31:10] } 2... Nc6?! { [%eval 0.9] } { Inaccuracy. e5 was best. } { [%clk 1:30:45] } 3. g3?! { [%eval 0.12] } { Inaccuracy. d4 was best. } { [%clk 1:31:32] } 3... d6?! { [%eval 0.73] } { Inaccuracy. e6 was best. } { [%clk 1:30:33] } 4. Bg2 { [%eval 0.81] [%clk 1:31:52] } 4... g6 { [%eval 0.64] [%clk 1:30:45] } 5. Rb1 { [%eval 0.27] [%clk 1:30:12] } 5... Bg7 { [%eval 0.23] [%clk 1:30:05] } 6. b4 { [%eval 0.23] [%clk 1:29:50] } 6... O-O { [%eval 0.24] [%clk 1:30:11] } 7. Nf3 { [%eval -0.03] [%clk 1:27:25] } 7... Bg4 { [%eval 0.51] [%clk 1:30:04] } 8. h3 { [%eval 0.35] } 8... Bxf3 { [%eval 0.42] [%clk 1:28:31] } 9. Bxf3 { [%eval 0.43] [%clk 1:27:10] } 9... Rb8 { [%eval 0.61] } 10. O-O { [%eval 0.19] [%clk 1:26:41] } 10... Ne5 { [%eval 0.23] [%clk 1:27:13] } 11. Bg2 { [%eval -0.25] [%clk 1:25:58] } 11... Nxc4 { [%eval -0.26] [%clk 1:27:14] } 12. b5 { [%eval -0.37] [%clk 1:22:31] } 12... a6 { [%eval 0.14] [%clk 1:26:05] } 13. Qa4?! { [%eval -0.81] } { Inaccuracy. bxa6 was best. } 13... axb5 { [%eval -0.44] [%clk 1:24:19] } 14. Qxb5 { [%eval -0.3] [%clk 1:15:42] } 14... Nb6 { [%eval -0.37] [%clk 1:24:36] } 15. a4 { [%eval -0.34] [%clk 1:15:07] } 15... Qd7 { [%eval -0.01] } 16. a5 { [%eval -0.02] } 16... Qxb5 { [%eval -0.05] [%clk 1:22:23] } 17. Rxb5?! { [%eval -1.12] } { Inaccuracy. Nxb5 was best. } { [%clk 1:12:28] } 17... Nbd7?? { [%eval 2.13] } { Blunder. Nc4 was best. } 18. Bxb7 { [%eval 1.99] } 18... Nc5 { [%eval 1.98] [%clk 1:21:24] } 19. Bc6? { [%eval 0.7] } { Mistake. a6 was best. } { [%clk 1:04:59] } 19... Rxb5?! { [%eval 1.61] } { Inaccuracy. Nfd7 was best. } { [%clk 1:20:55] } 20. Nxb5 { [%eval 1.69] [%clk 1:04:56] } 20... e5?? { [%eval 3.82] } { Blunder. Rb8 was best. } 21. Ba3 { [%eval 3.96] [%clk 1:03:54] } 21... Nfe4 { [%eval 3.77] [%clk 1:14:23] } 22. Rd1 { [%eval 3.68] [%clk 1:01:40] } 22... f5?! { [%eval 4.95] } { Inaccuracy. Rb8 was best. } { [%clk 1:12:05] } 23. d3 { [%eval 5.0] [%clk 1:01:20] } 23... Ng5 { [%eval 4.76] [%clk 1:11:57] } 24. Bxc5 { [%eval 4.88] [%clk 1:01:11] } 24... dxc5 { [%eval 4.83] [%clk 1:12:07] } 25. a6 { [%eval 4.75] [%clk 1:00:56] } 25... Ne6 { [%eval 5.78] [%clk 1:11:55] } 26. Bd5 { [%eval 5.83] [%clk 1:00:53] } 26... Re8 { [%eval 7.56] [%clk 1:10:45] } 27. Nxc7 { [%eval 7.28] [%clk 1:01:09] } 27... Kf7 { [%eval 8.17] [%clk 1:06:01] } 28. Nxe8 { [%eval 8.03] } 28... Kxe8 { [%eval 9.61] [%clk 1:06:17] } 29. Bxe6 { [%eval 9.15] [%clk 1:01:40] } 29... Ke7 { [%eval 8.8] [%clk 1:06:18] } 30. a7 { [%eval 8.39] [%clk 1:02:04] } 30... Kxe6? { [%eval #8] } { Checkmate is now unavoidable. e4 was best. } { [%clk 1:06:39] } 31. a8=Q { [%eval #8] [%clk 1:02:28] } 31... Kf6 { [%eval #7] [%clk 1:06:56] } 32. Qd8+ { [%eval #6] [%clk 1:02:39] } 32... Kf7 { [%eval #6] [%clk 1:07:10] } 33. Ra1 { [%eval #5] [%clk 1:02:59] } 33... Ke6 34. Ra6+ { [%clk 1:02:54] } 34... Kf7 { [%clk 1:07:03] } 35. Ra7+ { [%clk 1:03:17] } 35... Ke6 { [%clk 1:07:53] } 36. Qd7+ { [%clk 1:03:35] } 1-0