Event: Round 9: Roberson, Peter T - Cancedda-Dupuis, Livio
Date: 2025-03-02
White: Roberson, Peter T
WhiteTitle: IM
WhiteElo: 2386
Black: Cancedda-Dupuis, Livio
BlackElo: 2104
Result: 1-0
ECO: B20
Opening: Sicilian Defense
Variant: Standard
TimeControl: 15+10

1. e4 { [%eval 0.18] [%clk 0:15:18] } 1... c5 { [%eval 0.25] [%clk 0:15:18] } 2. Be2 { [%eval 0.04] [%clk 0:15:27] } 2... Nc6 { [%eval 0.01] [%clk 0:15:23] } 3. f4 { [%eval -0.23] [%clk 0:15:36] } 3... d6 { [%eval 0.0] [%clk 0:15:23] } 4. Nf3 { [%eval 0.0] [%clk 0:15:44] } 4... g6 { [%eval 0.0] [%clk 0:15:14] } 5. O-O { [%eval -0.02] [%clk 0:15:50] } 5... Bg7 { [%eval 0.0] [%clk 0:15:22] } 6. d3 { [%eval 0.0] [%clk 0:15:48] } 6... Nd4 { [%eval 0.38] [%clk 0:12:11] } 7. Nbd2 { [%eval -0.1] [%clk 0:14:27] } 7... Qc7 { [%eval 0.36] [%clk 0:11:59] } 8. c3?! { [%eval -0.2] } { Inaccuracy. Nxd4 was best. } { [%clk 0:13:29] } 8... Nxe2+ { [%eval -0.19] [%clk 0:11:45] } 9. Qxe2 { [%eval -0.18] [%clk 0:13:37] } 9... Bd7 { [%eval 0.15] [%clk 0:11:16] } 10. a4 { [%eval 0.01] [%clk 0:12:58] } 10... O-O-O? { [%eval 1.4] } { Mistake. Nf6 was best. } { [%clk 0:10:31] } 11. d4?! { [%eval 0.82] } { Inaccuracy. Nc4 was best. } { [%clk 0:12:28] } 11... Kb8 { [%eval 0.77] [%clk 0:09:41] } 12. b4?! { [%eval 0.04] } { Inaccuracy. Nc4 was best. } { [%clk 0:12:15] } 12... Nf6? { [%eval 1.59] } { Mistake. cxd4 was best. } { [%clk 0:08:09] } 13. bxc5 { [%eval 1.57] [%clk 0:11:59] } 13... dxc5 { [%eval 1.58] [%clk 0:08:07] } 14. Ne5 { [%eval 1.45] [%clk 0:11:08] } 14... Be8 { [%eval 1.73] [%clk 0:08:05] } 15. d5 { [%eval 1.52] [%clk 0:10:10] } 15... e6 { [%eval 1.36] [%clk 0:07:42] } 16. c4 { [%eval 1.39] [%clk 0:08:51] } 16... Nd7 { [%eval 1.33] [%clk 0:07:32] } 17. Nxd7+ { [%eval 0.84] [%clk 0:07:53] } 17... Bxd7 { [%eval 0.98] [%clk 0:07:35] } 18. Rb1 { [%eval 0.49] [%clk 0:07:46] } 18... Rhe8 { [%eval 0.89] [%clk 0:07:15] } 19. Bb2 { [%eval 0.85] [%clk 0:06:56] } 19... Bxb2 { [%eval 1.03] [%clk 0:06:56] } 20. Rxb2 { [%eval 0.81] [%clk 0:07:05] } 20... Bc8 { [%eval 0.76] [%clk 0:06:46] } 21. Qf3 { [%eval 0.61] [%clk 0:06:30] } 21... Qd7 { [%eval 0.54] [%clk 0:06:09] } 22. Nb3 { [%eval 0.26] [%clk 0:06:14] } 22... Qxa4?? { [%eval 3.89] } { Blunder. exd5 was best. } { [%clk 0:05:19] } 23. e5?? { [%eval 0.21] } { Blunder. Nxc5 was best. } { [%clk 0:04:44] } 23... Qxc4?? { [%eval 2.3] } { Blunder. exd5 was best. } { [%clk 0:04:25] } 24. d6 { [%eval 2.2] [%clk 0:04:43] } 24... b6?! { [%eval 2.94] } { Inaccuracy. Qd5 was best. } { [%clk 0:01:55] } 25. Na5?? { [%eval 0.05] } { Blunder. Qc6 was best. } { [%clk 0:04:30] } 25... Qd4+ { [%eval 0.1] [%clk 0:01:44] } 26. Kh1 { [%eval 0.0] [%clk 0:03:38] } 26... Qxb2 { [%eval 0.0] [%clk 0:01:50] } 27. Nc6+ { [%eval 0.0] [%clk 0:03:47] } 27... Kb7 { [%eval 0.0] [%clk 0:01:58] } 28. Nxd8+ { [%eval 0.0] [%clk 0:03:55] } 28... Ka6 { [%eval 0.0] [%clk 0:01:57] } 29. Qd3+ { [%eval 0.0] [%clk 0:03:37] } 29... b5 { [%eval 0.0] [%clk 0:01:58] } 30. Rb1?? { [%eval -2.78] } { Blunder. d7 was best. } { [%clk 0:02:44] } 30... Qxb1+ { [%eval -2.71] } 31. Qxb1 { [%eval -2.69] [%clk 0:02:53] } 31... Rxd8 { [%eval -2.63] [%clk 0:01:53] } 32. Qe1 { [%eval -2.55] [%clk 0:01:46] } 32... Kb6 { [%eval -2.43] [%clk 0:01:49] } 33. Qh4 { [%eval -2.65] [%clk 0:01:54] } 33... Rd7 { [%eval -2.42] [%clk 0:01:57] } 34. Qxh7 { [%eval -2.44] [%clk 0:02:01] } 34... Bb7 { [%eval -2.3] [%clk 0:01:48] } 35. f5 { [%eval -2.63] [%clk 0:01:56] } 35... exf5 { [%eval -2.31] [%clk 0:01:42] } 36. h4 { [%eval -2.77] [%clk 0:01:35] } 36... Bd5 { [%eval -2.84] [%clk 0:01:26] } 37. Qh8 { [%eval -2.63] [%clk 0:00:51] } 37... a5 { [%eval -2.52] [%clk 0:01:27] } 38. Qb8+ { [%eval -2.49] [%clk 0:00:56] } 38... Bb7 { [%eval -2.3] [%clk 0:01:34] } 39. Qe8 { [%eval -2.49] [%clk 0:01:00] } 39... Kc6 { [%eval -2.22] [%clk 0:00:58] } 40. e6 { [%eval -2.46] [%clk 0:01:05] } 40... fxe6 { [%eval -2.41] [%clk 0:01:04] } 41. Qxg6 { [%eval -2.2] [%clk 0:01:11] } 41... Kxd6?? { [%eval 0.0] } { Blunder. a4 was best. } { [%clk 0:00:35] } 42. h5 { [%eval 0.0] [%clk 0:01:19] } 42... c4 { [%eval 0.0] [%clk 0:00:33] } 43. h6 { [%eval 0.11] [%clk 0:01:28] } 43... c3?? { [%eval 2.08] } { Blunder. Bd5 was best. } { [%clk 0:00:39] } 44. Qg3+ { [%eval 1.83] [%clk 0:01:25] } 44... e5 { [%eval 1.45] [%clk 0:00:43] } 45. Qxc3 { [%eval 2.21] [%clk 0:01:28] } 45... Rh7 { [%eval 1.77] [%clk 0:00:35] } 46. Qd2+?! { [%eval 0.92] } { Inaccuracy. Qe3 was best. } { [%clk 0:01:29] } 46... Ke6?? { [%eval 5.03] } { Blunder. Bd5 was best. } { [%clk 0:00:20] } 47. Qg5 { [%eval 4.94] [%clk 0:01:38] } 47... Rxh6+ { [%eval 5.98] [%clk 0:00:16] } 48. Qxh6+ { [%eval 5.83] [%clk 0:01:47] } 48... Kd5 { [%eval 5.69] [%clk 0:00:23] } 49. Qb6 { [%eval 5.52] [%clk 0:01:55] } 49... Bc6 { [%eval 5.31] [%clk 0:00:28] } 50. Qxa5 { [%eval 5.85] [%clk 0:02:03] } 50... Kc4 { [%eval 6.16] [%clk 0:00:35] } 51. Kg1 { [%eval 5.56] [%clk 0:02:05] } 51... b4 { [%eval 6.39] [%clk 0:00:41] } 52. Qxe5 { [%eval 6.29] [%clk 0:02:13] } 52... Be4?? { [%eval #19] } { Checkmate is now unavoidable. b3 was best. } { [%clk 0:00:50] } 53. g4 { [%eval 67.75] [%clk 0:02:16] } 53... b3?! { [%eval #17] } { Checkmate is now unavoidable. Bc2 was best. } { [%clk 0:00:50] } 54. gxf5 { [%eval 70.28] [%clk 0:02:24] } 54... Bd5?! { [%eval #25] } { Checkmate is now unavoidable. Bc2 was best. } { [%clk 0:00:56] } 55. f6 { [%eval #14] [%clk 0:02:31] } 55... Bg8 { [%eval #14] [%clk 0:01:05] } 56. Kf2 { [%eval #17] [%clk 0:02:39] } 56... Kd3 { [%eval #8] [%clk 0:01:13] } 57. Qb2?? { [%eval 6.7] } { Lost forced checkmate sequence. Qg3+ was best. } { [%clk 0:02:46] } 1-0