Event: Round 4: Yu, Changhao - Pavalachandran, Ashvini
Date: 2024-07-10
White: Yu, Changhao
WhiteElo: 1939
Black: Pavalachandran, Ashvini
BlackElo: 1770
Result: 1-0
ECO: B23
Opening: Sicilian Defense: Closed, Chameleon Variation
Variant: Standard

1. e4 { [%eval 0.15] [%clk 0:03:02] } 1... c5 { [%eval 0.25] [%clk 0:03:03] } 2. Nc3 { [%eval 0.21] [%clk 0:03:03] } 2... Nc6 { [%eval 0.27] } 3. Nge2 { [%eval 0.25] [%clk 0:03:03] } 3... g6 { [%eval 0.21] [%clk 0:03:02] } 4. g3 { [%eval -0.05] [%clk 0:03:05] } 4... Bg7 { [%eval 0.0] [%clk 0:03:03] } 5. Bg2 { [%eval -0.07] [%clk 0:03:05] } 5... e6 { [%eval 0.0] [%clk 0:03:04] } 6. d3 { [%eval -0.08] [%clk 0:03:03] } 6... Nge7 { [%eval 0.0] [%clk 0:03:04] } 7. Be3 { [%eval -0.07] [%clk 0:03:04] } 7... b6 { [%eval 0.23] [%clk 0:03:06] } 8. Qd2 { [%eval 0.55] [%clk 0:03:03] } 8... O-O { [%eval 0.58] [%clk 0:03:06] } 9. Bh6 { [%eval 0.44] [%clk 0:03:02] } 9... Bb7 { [%eval 0.94] [%clk 0:02:58] } 10. Bxg7 { [%eval 0.82] [%clk 0:03:02] } 10... Kxg7 { [%eval 0.86] [%clk 0:02:59] } 11. h4 { [%eval 0.97] [%clk 0:03:01] } 11... h5 { [%eval 0.88] [%clk 0:03:00] } 12. g4?! { [%eval 0.08] } { Inaccuracy. O-O-O was best. } { [%clk 0:01:56] } 12... Rh8? { [%eval 1.53] } { Mistake. hxg4 was best. } { [%clk 0:03:01] } 13. gxh5 { [%eval 1.39] [%clk 0:01:45] } 13... Rxh5 { [%eval 1.48] [%clk 0:02:59] } 14. Bf3?! { [%eval 0.53] } { Inaccuracy. Ng3 was best. } { [%clk 0:01:44] } 14... Rh8?! { [%eval 1.2] } { Inaccuracy. Rh6 was best. } { [%clk 0:03:00] } 15. O-O-O { [%eval 1.07] [%clk 0:01:42] } 15... Ne5 { [%eval 1.17] [%clk 0:02:54] } 16. Bg2 { [%eval 1.28] [%clk 0:01:35] } 16... Ng4?! { [%eval 1.91] } { Inaccuracy. d5 was best. } { [%clk 0:02:54] } 17. Ng3 { [%eval 1.42] [%clk 0:01:18] } 17... Nf6 { [%eval 1.99] [%clk 0:02:55] } 18. f4 { [%eval 1.73] [%clk 0:01:10] } 18... d6? { [%eval 3.09] } { Mistake. d5 was best. } { [%clk 0:02:51] } 19. Rdf1 { [%eval 2.76] [%clk 0:00:45] } 19... Nh5 { [%eval 3.12] [%clk 0:02:49] } 20. Nxh5+ { [%eval 3.32] [%clk 0:00:41] } 20... Rxh5 { [%eval 3.13] [%clk 0:02:39] } 21. Bf3 { [%eval 2.77] [%clk 0:00:42] } 21... Rh6 { [%eval 3.28] [%clk 0:02:34] } 22. h5 { [%eval 2.63] [%clk 0:00:43] } 22... Qh8? { [%eval 4.28] } { Mistake. Qd7 was best. } { [%clk 0:02:27] } 23. d4? { [%eval 2.41] } { Mistake. hxg6 was best. } { [%clk 0:00:39] } 23... f6? { [%eval 4.6] } { Mistake. cxd4 was best. } { [%clk 0:02:09] } 24. dxc5 { [%eval 4.3] [%clk 0:00:39] } 24... Rd8 { [%eval 4.98] [%clk 0:02:10] } 25. cxd6 { [%eval 4.98] [%clk 0:00:33] } 25... Nc8 { [%eval 5.24] [%clk 0:01:55] } 26. e5 { [%eval 4.74] [%clk 0:00:25] } 26... Bxf3 { [%eval 4.7] [%clk 0:01:51] } 27. Rxf3 { [%eval 4.6] [%clk 0:00:26] } 27... f5?! { [%eval 5.86] } { Inaccuracy. Rxh5 was best. } { [%clk 0:01:50] } 28. Rfh3 { [%eval 5.91] [%clk 0:00:20] } 28... gxh5 { [%eval 6.34] [%clk 0:01:47] } 29. Qg2+ { [%eval 5.96] [%clk 0:00:16] } 29... Rg6?! { [%eval 8.14] } { Inaccuracy. Kf8 was best. } { [%clk 0:01:47] } 30. Qb7+ { [%eval 8.73] [%clk 0:00:11] } 30... Kf8?? { [%eval #14] } { Checkmate is now unavoidable. Kg8 was best. } { [%clk 0:01:42] } 31. Rxh5 { [%eval #14] [%clk 0:00:11] } 31... Qg8 { [%eval #17] [%clk 0:01:42] } 32. Nd1?? { [%eval 6.87] } { Lost forced checkmate sequence. Qc7 was best. } 32... Rg7 { [%eval 7.16] [%clk 0:01:42] } 33. Qf3 { [%eval 6.8] [%clk 0:00:04] } 33... Rg3 { [%eval 7.31] [%clk 0:01:42] } 34. Qf2 { [%eval 6.49] [%clk 0:00:05] } 34... Rg2 { [%eval 7.76] [%clk 0:01:43] } 35. Qh4 { [%eval 7.23] [%clk 0:00:06] } 35... Rd7? { [%eval #11] } { Checkmate is now unavoidable. Ke8 was best. } { [%clk 0:01:41] } 36. Rh8 { [%eval #13] [%clk 0:00:06] } 36... Nxd6 { [%eval #13] [%clk 0:01:36] } 37. Rxg8+ { [%eval #31] [%clk 0:00:07] } 37... Rxg8 { [%eval 9.67] } 38. exd6 { [%eval 9.35] [%clk 0:00:07] } 38... Rxd6? { [%eval #7] } { Checkmate is now unavoidable. Kf7 was best. } { [%clk 0:01:38] } 39. Qf6+ { [%eval #6] [%clk 0:00:08] } 39... Ke8 { [%eval #6] [%clk 0:01:40] } 40. Rh7 { [%eval #5] [%clk 0:00:07] } 40... Rd7?? { [%eval #3] } { Checkmate is now unavoidable. Rxd1+ was best. } { [%clk 0:01:40] } 41. Rxd7 { [%eval #29] [%clk 0:00:08] } 41... Kxd7 { [%eval #34] [%clk 0:01:41] } 42. Qf7+ { [%eval 9.14] [%clk 0:00:09] } 42... Kd6? { [%eval #26] } { Checkmate is now unavoidable. Kc6 was best. } { [%clk 0:01:43] } 43. Qxg8 { [%eval 12.86] [%clk 0:00:10] } 43... e5?! { [%eval #9] } { Checkmate is now unavoidable. a5 was best. } { [%clk 0:01:43] } 44. fxe5+ { [%eval #12] [%clk 0:00:12] } 44... Kxe5 { [%eval #12] [%clk 0:01:45] } 45. Qf7 { [%eval #15] [%clk 0:00:13] } 45... Ke4?? { [%eval #7] } { Checkmate is now unavoidable. a5 was best. } { [%clk 0:01:46] } 46. Qxa7 { [%eval #11] [%clk 0:00:13] } 46... Kf3 { [%eval #8] [%clk 0:01:46] } 47. Qxb6 { [%eval #8] [%clk 0:00:14] } 1-0