Event: National Rapid 2025
Site: Pegasus Suites
Date: 2025-03-15
White: Ubaldo-Singh, Alek
WhiteElo: 1509
Black: Nathoo, Loris
BlackTitle: CM
BlackElo: 1770
Result: 0-1
ECO: B22
Opening: Sicilian Defense: Alapin Variation
Variant: Standard
TimeControl: 15m + 5s

1. e4 { [%eval 0.18] [%clk 0:15:07] } 1... c5 { [%eval 0.25] [%clk 0:15:09] } 2. c3 { [%eval 0.0] [%clk 0:15:08] } 2... d6 { [%eval 0.53] [%clk 0:15:10] } 3. d4 { [%eval 0.38] [%clk 0:15:08] } 3... cxd4 { [%eval 0.39] [%clk 0:15:13] } 4. cxd4 { [%eval 0.39] [%clk 0:15:11] } 4... Nf6 { [%eval 0.78] [%clk 0:15:06] } 5. Nc3 { [%eval 0.76] [%clk 0:15:14] } 5... a6 { [%eval 0.81] [%clk 0:14:30] } 6. Nf3 { [%eval 0.88] [%clk 0:14:53] } 6... e6 { [%eval 0.79] [%clk 0:14:24] } 7. Bg5 { [%eval 0.56] [%clk 0:14:38] } 7... Be7 { [%eval 0.6] [%clk 0:14:22] } 8. Bc4 { [%eval 0.13] [%clk 0:14:02] } 8... b5 { [%eval 0.38] [%clk 0:13:44] } 9. Bb3 { [%eval 0.21] [%clk 0:14:02] } 9... Bb7 { [%eval 0.4] [%clk 0:13:16] } 10. O-O?! { [%eval -0.26] } { Inaccuracy. d5 was best. } { [%clk 0:13:09] } 10... Nxe4 { [%eval -0.26] [%clk 0:12:33] } 11. Bxe7 { [%eval -0.73] [%clk 0:12:59] } 11... Qxe7 { [%eval -0.32] [%clk 0:12:21] } 12. Nxe4 { [%eval -0.32] [%clk 0:12:16] } 12... Bxe4 { [%eval -0.22] [%clk 0:12:24] } 13. d5?! { [%eval -0.79] } { Inaccuracy. Re1 was best. } { [%clk 0:12:12] } 13... Bxf3 { [%eval -0.73] [%clk 0:10:44] } 14. Qxf3 { [%eval -0.76] [%clk 0:12:11] } 14... e5 { [%eval -0.73] [%clk 0:10:45] } 15. Rac1 { [%eval -1.08] [%clk 0:11:54] } 15... Nd7 { [%eval -0.79] [%clk 0:10:40] } 16. Rc7 { [%eval -0.82] [%clk 0:11:46] } 16... O-O { [%eval -0.96] [%clk 0:09:55] } 17. Rfc1 { [%eval -0.87] [%clk 0:11:28] } 17... Rfd8 { [%eval -0.33] [%clk 0:09:57] } 18. Qe4?! { [%eval -1.32] } { Inaccuracy. R1c6 was best. } { [%clk 0:10:33] } 18... Qf6 { [%eval -1.25] [%clk 0:09:02] } 19. R1c6 { [%eval -1.23] [%clk 0:07:58] } 19... Nc5 { [%eval -1.23] [%clk 0:08:46] } 20. Qe3 { [%eval -1.49] [%clk 0:07:23] } 20... Nxb3? { [%eval -0.18] } { Mistake. a5 was best. } { [%clk 0:06:37] } 21. Qxb3 { [%eval -0.19] [%clk 0:07:21] } 21... Qf5 { [%eval 0.0] [%clk 0:05:48] } 22. h3 { [%eval -0.05] [%clk 0:06:43] } 22... Qb1+ { [%eval -0.1] [%clk 0:03:20] } 23. Kh2 { [%eval -0.07] [%clk 0:06:31] } 23... Qf5 { [%eval -0.1] [%clk 0:03:22] } 24. a3?! { [%eval -1.03] } { Inaccuracy. Qe3 was best. } { [%clk 0:06:24] } 24... g5?! { [%eval 0.0] } { Inaccuracy. Qxf2 was best. } { [%clk 0:03:04] } 25. Qb4 { [%eval -0.47] [%clk 0:06:09] } 25... Qxf2 { [%eval -0.82] [%clk 0:02:00] } 26. Rb7? { [%eval -2.03] } { Mistake. Rxd6 was best. } { [%clk 0:05:44] } 26... Qf4+ { [%eval -2.04] [%clk 0:01:54] } 27. Kg1 { [%eval -2.01] [%clk 0:05:42] } 27... Qxb4 { [%eval -1.99] [%clk 0:01:56] } 28. axb4 { [%eval -1.66] [%clk 0:05:44] } 28... a5? { [%eval -0.52] } { Mistake. Kg7 was best. } { [%clk 0:01:50] } 29. bxa5 { [%eval -0.63] [%clk 0:05:47] } 29... Rxa5 { [%eval -0.54] [%clk 0:01:54] } 30. Rcb6?? { [%eval -2.97] } { Blunder. Rcc7 was best. } { [%clk 0:05:28] } 30... b4 { [%eval -3.08] [%clk 0:01:46] } 31. Rxb4 { [%eval -3.06] [%clk 0:05:26] } 31... Rxd5 { [%eval -2.95] [%clk 0:01:50] } 32. g4?! { [%eval -4.02] } { Inaccuracy. h4 was best. } { [%clk 0:05:11] } 32... Rd2 { [%eval -3.86] [%clk 0:01:45] } 33. Re4?! { [%eval -5.13] } { Inaccuracy. Rc7 was best. } { [%clk 0:04:40] } 33... Rc8 { [%eval -5.05] [%clk 0:01:39] } 34. Re1 { [%eval -4.98] [%clk 0:04:32] } 34... Rcc2 { [%eval -4.85] [%clk 0:01:25] } 35. b4 { [%eval -4.61] [%clk 0:04:06] } 35... Rb2 { [%eval -4.68] [%clk 0:01:10] } 36. b5 { [%eval -4.8] [%clk 0:04:05] } 36... Rd3 { [%eval -4.59] [%clk 0:01:08] } 37. b6 { [%eval -5.22] [%clk 0:03:02] } 37... Rdb3?! { [%eval -3.43] } { Inaccuracy. Rg3+ was best. } { [%clk 0:01:03] } 38. Rd7?! { [%eval -5.02] } { Inaccuracy. Rf1 was best. } { [%clk 0:03:00] } 38... Rxb6 { [%eval -4.61] [%clk 0:01:01] } 39. Rf1 { [%eval -4.5] [%clk 0:02:55] } 39... Rb1 { [%eval -4.18] [%clk 0:00:38] } 40. Rxb1 { [%eval -5.14] [%clk 0:02:23] } 40... Rxb1+ { [%eval -5.28] [%clk 0:00:41] } 41. Kf2 { [%eval -5.26] [%clk 0:02:27] } 41... Rb6 { [%eval -5.2] [%clk 0:00:43] } 42. Ke2 { [%eval -5.29] [%clk 0:02:20] } 42... Kg7 { [%eval -5.17] [%clk 0:00:47] } 43. Kd2 { [%eval -5.39] [%clk 0:02:23] } 43... Kf6 { [%eval -5.23] [%clk 0:00:51] } 44. Kc3 { [%eval -5.52] [%clk 0:02:23] } 44... Ke6 { [%eval -5.41] [%clk 0:00:55] } 45. Rc7 { [%eval -5.73] [%clk 0:02:26] } 45... d5 { [%eval -5.62] [%clk 0:00:55] } 46. Rc8 { [%eval -5.52] [%clk 0:02:25] } 46... Ra6 { [%eval -5.3] [%clk 0:00:34] } 47. Kb3 { [%eval -6.03] [%clk 0:02:28] } 47... h6 { [%eval -5.91] [%clk 0:00:29] } 48. Rh8 { [%eval -6.03] [%clk 0:02:31] } 48... Ke7 { [%eval -6.19] [%clk 0:00:30] } 49. Rb8 { [%eval -6.46] [%clk 0:02:21] } 49... e4 { [%eval -6.15] [%clk 0:00:29] } 50. Rb5 { [%eval -6.64] [%clk 0:02:20] } 50... Ke6 { [%eval -6.37] [%clk 0:00:32] } 51. Rb8 { [%eval -7.38] [%clk 0:02:13] } 51... Ke5 { [%eval -7.42] [%clk 0:00:25] } 52. Re8+ { [%eval -7.9] [%clk 0:02:11] } 52... Re6 { [%eval -7.81] [%clk 0:00:26] } 53. Rc8 { [%eval -8.31] [%clk 0:02:08] } 53... Kf4 { [%eval -7.69] [%clk 0:00:25] } 54. Rc3 { [%eval -8.7] [%clk 0:02:11] } 54... d4 { [%eval -8.82] [%clk 0:00:28] } 55. Rc2 { [%eval -11.67] [%clk 0:02:14] } 55... e3 { [%eval -13.6] [%clk 0:00:27] } 56. Kc4?! { [%eval #-16] } { Checkmate is now unavoidable. Rc7 was best. } { [%clk 0:02:16] } 56... Rc6+ { [%eval #-15] [%clk 0:00:30] } 57. Kd3 { [%eval #-15] [%clk 0:02:19] } 57... Rxc2 { [%eval #-14] [%clk 0:00:34] } 0-1