Event: DEM U10 2021
Site: Willingen GER
Date: 2021-08-24
White: Wang, Kaiwen
WhiteElo: 1068
Black: Payyappat, Sayas
BlackElo: 1233
Result: 0-1
ECO: B90
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard
Termination: normal

1. e4 { [%eval 0.24] [%clk 1:15:59] } 1... c5 { [%eval 0.32] [%clk 1:15:50] } 2. Nf3 { [%eval 0.0] [%clk 1:16:25] } 2... d6 { [%eval 0.0] [%clk 1:16:06] } 3. d4 { [%eval 0.15] [%clk 1:16:43] } 3... cxd4 { [%eval 0.13] [%clk 1:16:29] } 4. Nxd4 { [%eval 0.0] [%clk 1:17:06] } 4... Nf6 { [%eval 0.14] [%clk 1:16:48] } 5. Nc3 { [%eval 0.18] [%clk 1:17:29] } 5... a6 { [%eval 0.21] [%clk 1:17:10] } 6. f3 { [%eval 0.33] [%clk 1:17:53] } 6... e5 { [%eval 0.16] [%clk 1:17:16] } 7. Nb3 { [%eval 0.1] [%clk 1:18:12] } 7... Be7 { [%eval 0.09] [%clk 1:17:29] } 8. Be3 { [%eval 0.42] [%clk 1:18:27] } 8... Be6 { [%eval 0.49] [%clk 1:17:48] } 9. Qd2 { [%eval 0.45] [%clk 1:18:33] } 9... h5 { [%eval 0.59] [%clk 1:18:06] } 10. Be2 { [%eval 0.53] [%clk 1:18:48] } 10... Nbd7 { [%eval 0.27] [%clk 1:17:36] } 11. O-O?! { [%eval -0.28] } { Inaccuracy. Nd5 was best. } { [%clk 1:18:59] } 11... O-O?! { [%eval 0.31] } { Inaccuracy. b5 was best. } { [%clk 1:15:04] } 12. Rad1?! { [%eval -0.42] } { Inaccuracy. Nd5 was best. } { [%clk 1:17:40] } 12... Rc8 { [%eval -0.24] [%clk 1:14:47] } 13. Qc1?! { [%eval -0.85] } { Inaccuracy. a4 was best. } { [%clk 1:16:17] } 13... Qc7 { [%eval -0.71] [%clk 1:12:51] } 14. Rd2?! { [%eval -1.6] } { Inaccuracy. a4 was best. } { [%clk 1:14:29] } 14... b5 { [%eval -1.63] [%clk 1:10:57] } 15. a3 { [%eval -1.89] [%clk 1:14:11] } 15... Nb6 { [%eval -1.71] [%clk 1:08:16] } 16. Qd1?! { [%eval -2.6] } { Inaccuracy. Kh1 was best. } { [%clk 1:10:10] } 16... Bc4? { [%eval -1.11] } { Mistake. d5 was best. } 17. Na5?! { [%eval -1.76] } { Inaccuracy. Kh1 was best. } { [%clk 1:06:57] } 17... Bxe2? { [%eval -0.63] } { Mistake. Be6 was best. } { [%clk 1:02:48] } 18. Qxe2 { [%eval -0.89] [%clk 1:06:50] } 18... Rfe8 { [%eval -0.56] [%clk 1:00:19] } 19. Rd3?! { [%eval -1.19] } { Inaccuracy. Rfd1 was best. } { [%clk 1:05:48] } 19... Na4 { [%eval -1.23] [%clk 0:59:55] } 20. Nxa4 { [%eval -1.18] [%clk 1:03:37] } 20... bxa4 { [%eval -0.99] [%clk 0:59:45] } 21. Nb3?? { [%eval -6.91] } { Blunder. Qd2 was best. } { [%clk 1:02:57] } 21... axb3 { [%eval -7.18] } 22. cxb3 { [%eval -7.07] [%clk 1:03:18] } 22... Qc2 { [%eval -6.28] } 23. Qxc2 { [%eval -6.15] [%clk 1:03:11] } 23... Rxc2 { [%eval -6.15] [%clk 0:59:11] } 24. Rb1 { [%eval -5.99] [%clk 1:03:29] } 24... Rd8 { [%eval -5.94] [%clk 0:59:19] } 25. b4 { [%eval -5.97] [%clk 1:03:40] } 25... d5 { [%eval -5.86] [%clk 0:59:12] } 26. Bg5 { [%eval -6.3] [%clk 0:57:49] } 26... dxe4 { [%eval -6.21] [%clk 0:58:19] } 27. Rxd8+ { [%eval -7.71] [%clk 0:57:42] } 27... Bxd8 { [%eval -7.84] [%clk 0:58:47] } 28. fxe4 { [%eval -7.95] [%clk 0:57:54] } 28... Bb6+ { [%eval -8.75] [%clk 0:59:10] } 29. Kf1 { [%eval -9.95] [%clk 0:58:12] } 29... Nxe4 { [%eval -9.68] [%clk 0:59:19] } 30. a4 { [%eval -12.43] [%clk 0:57:50] } 30... Nxg5 { [%eval -12.34] [%clk 0:59:20] } 31. a5 { [%eval -13.35] [%clk 0:57:56] } 31... Bd4 { [%eval -12.7] [%clk 0:59:41] } 32. b5 { [%eval -13.84] [%clk 0:57:56] } 32... axb5 { [%eval -13.16] [%clk 1:00:07] } 33. a6 { [%eval -62.73] [%clk 0:58:09] } 33... Ne4 { [%eval -13.71] [%clk 1:00:33] } 34. Ra1 { [%eval -16.22] [%clk 0:58:24] } 34... Ba7 { [%eval -12.8] [%clk 1:00:49] } 35. Rd1 { [%eval -13.16] [%clk 0:58:30] } 35... Rc6 { [%eval -10.77] [%clk 1:00:40] } 36. Ra1 { [%eval -12.66] [%clk 0:58:45] } 36... Nc5 { [%eval -11.61] [%clk 1:00:59] } 37. b4 { [%eval -11.9] [%clk 0:58:58] } 37... Nxa6 { [%eval -12.15] [%clk 1:01:23] } 38. Ke2 { [%eval -12.45] [%clk 0:59:19] } 38... Bd4 { [%eval -12.41] [%clk 1:01:50] } 39. Ra5 { [%eval -12.56] [%clk 0:59:37] } 39... Nxb4 { [%eval -10.77] [%clk 1:01:19] } 40. Rxb5 { [%eval -11.62] [%clk 0:59:58] } 40... Rc2+ { [%eval -13.04] [%clk 1:01:30] } 41. Kd1 { [%eval -15.67] [%clk 1:00:18] } 41... Rb2 { [%eval -12.11] [%clk 1:01:25] } 42. g4 { [%eval -74.33] [%clk 1:00:12] } 42... hxg4 { [%eval -70.78] [%clk 1:01:37] } 43. Rxb4?! { [%eval #-7] } { Checkmate is now unavoidable. Rb7 was best. } { [%clk 1:00:24] } 43... Rxb4 { [%eval #-6] [%clk 1:01:55] } 44. Kc2 { [%eval #-6] [%clk 1:00:49] } 44... Rb2+ { [%eval #-8] [%clk 1:02:16] } 45. Kd3 { [%eval #-8] [%clk 1:01:10] } 45... Rxh2 { [%eval #-7] [%clk 1:02:38] } 46. Ke4 { [%eval #-7] [%clk 1:01:24] } 46... g3 { [%eval #-6] [%clk 1:02:58] } 47. Kf3 { [%eval #-6] [%clk 1:01:41] } 47... g2 { [%eval #-5] [%clk 1:03:18] } 48. Ke4 { [%eval #-5] [%clk 1:02:04] } 48... Kf8 { [%eval #-4] [%clk 1:03:28] } 49. Kf5 { [%eval #-3] [%clk 1:02:19] } 49... g1=Q { [%eval #-2] [%clk 1:03:40] } 50. Ke4 { [%eval #-2] [%clk 1:02:36] } 50... Qg2+ { [%eval #-1] [%clk 1:03:59] } 51. Kd3 { [%clk 1:02:56] } 51... Qc2# { [%clk 1:04:17] } 0-1