Event: National Rapid 2025
Site: Pegasus Suites
Date: 2025-03-15
White: Ubaldo-Singh, Alek
WhiteElo: 1509
Black: Sandiford, Keron
BlackElo: 1707
Result: 0-1
ECO: B10
Opening: Caro-Kann Defense
Variant: Standard
TimeControl: 15m + 5s

1. e4 { [%eval 0.18] [%clk 0:15:07] } 1... c6 { [%eval 0.23] [%clk 0:15:03] } 2. Nc3 { [%eval 0.21] [%clk 0:15:02] } 2... d5 { [%eval 0.32] [%clk 0:15:07] } 3. exd5 { [%eval -0.03] [%clk 0:15:06] } 3... cxd5 { [%eval -0.05] [%clk 0:15:11] } 4. d4 { [%eval -0.07] [%clk 0:15:09] } 4... Nf6 { [%eval 0.0] [%clk 0:15:15] } 5. Nf3 { [%eval -0.04] [%clk 0:15:13] } 5... Nc6 { [%eval 0.0] [%clk 0:15:17] } 6. Bb5 { [%eval -0.03] [%clk 0:15:17] } 6... Bd7 { [%eval 0.11] [%clk 0:15:20] } 7. O-O { [%eval 0.1] [%clk 0:15:18] } 7... e6 { [%eval 0.09] [%clk 0:15:24] } 8. Bg5 { [%eval 0.19] [%clk 0:15:20] } 8... Be7 { [%eval 0.18] [%clk 0:15:28] } 9. Re1 { [%eval 0.15] [%clk 0:15:09] } 9... O-O { [%eval 0.16] [%clk 0:15:30] } 10. Qe2 { [%eval -0.22] [%clk 0:14:39] } 10... Rc8 { [%eval -0.03] [%clk 0:15:29] } 11. a3 { [%eval -0.41] [%clk 0:12:53] } 11... a6 { [%eval -0.07] [%clk 0:15:27] } 12. Bd3 { [%eval -0.08] [%clk 0:12:52] } 12... h6 { [%eval -0.17] [%clk 0:15:28] } 13. Bf4 { [%eval -0.08] [%clk 0:12:26] } 13... Qb6? { [%eval 1.06] } { Mistake. Nh5 was best. } { [%clk 0:15:22] } 14. b4?? { [%eval -1.65] } { Blunder. Qd2 was best. } { [%clk 0:12:15] } 14... Nxd4 { [%eval -1.91] [%clk 0:14:26] } 15. Nxd4 { [%eval -1.86] [%clk 0:12:03] } 15... Qxd4 { [%eval -1.76] [%clk 0:14:27] } 16. Be5 { [%eval -1.79] [%clk 0:11:58] } 16... Qb6 { [%eval -1.53] [%clk 0:14:29] } 17. a4?! { [%eval -2.52] } { Inaccuracy. Rab1 was best. } { [%clk 0:11:17] } 17... d4?? { [%eval -0.33] } { Blunder. Qxb4 was best. } { [%clk 0:12:29] } 18. Bxf6?! { [%eval -1.21] } { Inaccuracy. Ne4 was best. } { [%clk 0:10:08] } 18... Bxf6 { [%eval -1.2] [%clk 0:12:31] } 19. Ne4 { [%eval -1.24] [%clk 0:09:51] } 19... Be7 { [%eval -1.26] [%clk 0:11:29] } 20. Reb1 { [%eval -1.61] [%clk 0:09:38] } 20... Qc7 { [%eval -1.56] [%clk 0:09:14] } 21. b5 { [%eval -1.52] [%clk 0:06:59] } 21... axb5 { [%eval -1.75] [%clk 0:09:13] } 22. axb5 { [%eval -1.69] [%clk 0:07:03] } 22... b6 { [%eval -1.19] [%clk 0:09:13] } 23. Ra6 { [%eval -1.29] [%clk 0:06:49] } 23... e5 { [%eval -0.94] [%clk 0:08:31] } 24. Rba1 { [%eval -0.92] [%clk 0:06:36] } 24... Be6 { [%eval -0.84] [%clk 0:07:22] } 25. Ra7 { [%eval -1.12] [%clk 0:05:58] } 25... Qd8 { [%eval -1.06] [%clk 0:07:26] } 26. R1a6?! { [%eval -1.85] } { Inaccuracy. Ng3 was best. } { [%clk 0:05:47] } 26... f5 { [%eval -1.87] [%clk 0:06:46] } 27. Nd2 { [%eval -1.81] [%clk 0:05:26] } 27... e4 { [%eval -1.71] [%clk 0:06:46] } 28. Bc4?? { [%eval -4.76] } { Blunder. f3 was best. } { [%clk 0:05:18] } 28... Bxc4 { [%eval -4.99] [%clk 0:06:24] } 29. Nxc4 { [%eval -4.8] [%clk 0:05:18] } 29... d3 { [%eval -4.83] [%clk 0:05:48] } 30. cxd3 { [%eval -4.7] [%clk 0:05:22] } 30... Qxd3 { [%eval -4.69] [%clk 0:05:21] } 31. Qxd3 { [%eval -5.16] [%clk 0:05:03] } 31... exd3 { [%eval -4.86] [%clk 0:05:24] } 32. Ne3?! { [%eval -7.72] } { Inaccuracy. Ra4 was best. } { [%clk 0:04:37] } 32... Rc1+ { [%eval -7.8] [%clk 0:05:23] } 33. Nf1 { [%eval -7.63] [%clk 0:04:30] } 33... d2 { [%eval -7.76] [%clk 0:05:27] } 34. Rd7 { [%eval -7.66] [%clk 0:03:12] } 34... d1=Q { [%eval -6.32] [%clk 0:05:20] } 35. Rxd1 { [%eval -5.92] [%clk 0:03:14] } 35... Rxd1 { [%eval -6.2] [%clk 0:05:24] } 36. Rxb6 { [%eval -5.85] [%clk 0:03:17] } 36... Bc5 { [%eval -5.63] [%clk 0:05:12] } 37. Rc6 { [%eval -5.82] [%clk 0:03:08] } 37... Bd4 { [%eval -5.45] [%clk 0:05:12] } 38. Rd6 { [%eval -6.88] [%clk 0:03:00] } 38... Bxf2+ { [%eval -6.8] [%clk 0:05:13] } 39. Kxf2 { [%eval -6.68] [%clk 0:03:02] } 39... Rxd6 { [%eval -6.59] [%clk 0:05:17] } 40. Ne3 { [%eval -6.68] [%clk 0:02:59] } 40... Rb6 { [%eval -6.78] [%clk 0:05:13] } 41. Kf3 { [%eval -7.34] [%clk 0:02:48] } 41... Rxb5 { [%eval -7.4] [%clk 0:05:15] } 42. h4? { [%eval #-36] } { Checkmate is now unavoidable. Nd1 was best. } { [%clk 0:02:30] } 42... Rb3 { [%eval -11.38] [%clk 0:05:19] } 43. Kf4 { [%eval -11.09] [%clk 0:02:32] } 43... Rxe3 { [%eval -10.93] [%clk 0:05:22] } 44. Kxe3 { [%eval -10.37] [%clk 0:02:35] } 44... f4+ { [%eval #-20] [%clk 0:05:26] } 45. Kf3 { [%eval #-23] [%clk 0:02:39] } 45... Kh7 { [%eval #-27] [%clk 0:05:30] } 46. h5 { [%eval -12.87] [%clk 0:02:41] } 46... g6 { [%eval -11.35] [%clk 0:05:34] } 47. hxg6+?! { [%eval #-12] } { Checkmate is now unavoidable. Ke4 was best. } { [%clk 0:02:45] } 47... Kxg6 { [%eval #-13] [%clk 0:05:37] } 48. Kg4 { [%eval #-10] [%clk 0:02:08] } 48... Rf5 { [%eval #-13] [%clk 0:05:35] } 49. Kf3 { [%eval #-13] [%clk 0:02:06] } 49... Kg5 { [%eval #-12] [%clk 0:05:37] } 50. g3 { [%eval #-7] [%clk 0:01:58] } 50... fxg3+ { [%eval #-6] [%clk 0:05:40] } 51. Kxg3 { [%eval #-6] [%clk 0:02:02] } 51... Ra5 { [%eval #-8] [%clk 0:05:44] } 0-1