Event: Round 7: Popovtseva, Polina - Vaidyanathan, Sathya
Site: https://lichess.org/broadcast/2025-delancey-ukcc-challengers-under-18/round-7/6GpxGmIz/yU01PWYU
Date: 2025-10-12
White: Popovtseva, Polina
WhiteElo: 1561
Black: Vaidyanathan, Sathya
BlackElo: 1729
Result: 0-1
ECO: C77
Opening: Ruy Lopez: Morphy Defense, Mackenzie Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 0:25:20] } 1... e5 { [%eval 0.22] [%clk 0:25:19] } 2. Nf3 { [%eval 0.13] [%clk 0:25:28] } 2... Nc6 { [%eval 0.21] [%clk 0:25:29] } 3. Bb5 { [%eval 0.15] [%clk 0:25:25] } 3... a6 { [%eval 0.21] [%clk 0:25:37] } 4. Ba4 { [%eval 0.11] [%clk 0:25:46] } 4... Nf6 { [%eval 0.28] [%clk 0:25:45] } 5. d4 { [%eval -0.07] [%clk 0:25:46] } 5... b5 { [%eval 0.32] [%clk 0:25:15] } 6. Bb3 { [%eval 0.22] [%clk 0:25:50] } 6... Nxd4 { [%eval 0.55] [%clk 0:24:45] } 7. Nxd4 { [%eval 0.59] [%clk 0:25:35] } 7... exd4?! { [%eval 1.56] } { Inaccuracy. c5 was best. } { [%clk 0:24:53] } 8. e5 { [%eval 1.65] [%clk 0:25:34] } 8... Ne4? { [%eval 3.23] } { Mistake. Bb7 was best. } { [%clk 0:22:37] } 9. Bd5 { [%eval 3.02] [%clk 0:23:43] } 9... Bb4+ { [%eval 2.85] [%clk 0:19:32] } 10. Kf1 { [%eval 2.2] [%clk 0:23:08] } 10... Nxf2 { [%eval 2.2] [%clk 0:16:37] } 11. Qf3?! { [%eval 1.56] } { Inaccuracy. Kxf2 was best. } { [%clk 0:21:02] } 11... O-O { [%eval 1.23] [%clk 0:15:38] } 12. Qxf2 { [%eval 1.1] [%clk 0:20:33] } 12... c6 { [%eval 1.01] [%clk 0:14:06] } 13. Qxd4? { [%eval -0.43] } { Mistake. Bf3 was best. } { [%clk 0:19:25] } 13... Ba5?? { [%eval 1.72] } { Blunder. cxd5 was best. } { [%clk 0:13:58] } 14. Bf3 { [%eval 1.68] [%clk 0:18:50] } 14... Bb6 { [%eval 1.74] [%clk 0:14:06] } 15. Qf4 { [%eval 1.59] [%clk 0:16:50] } 15... f6 { [%eval 1.67] [%clk 0:12:37] } 16. Qh4? { [%eval 0.27] } { Mistake. Be3 was best. } { [%clk 0:14:39] } 16... Qe8 { [%eval 0.19] [%clk 0:10:55] } 17. exf6 { [%eval 0.19] [%clk 0:13:51] } 17... Rxf6 { [%eval 0.28] [%clk 0:10:37] } 18. Bg5 { [%eval 0.39] [%clk 0:13:24] } 18... Re6 { [%eval 0.19] [%clk 0:07:10] } 19. Nc3 { [%eval 0.0] [%clk 0:12:37] } 19... h6 { [%eval 0.0] [%clk 0:06:23] } 20. Bd2 { [%eval 0.0] [%clk 0:11:29] } 20... Bb7?? { [%eval 2.66] } { Blunder. a5 was best. } { [%clk 0:03:23] } 21. Re1 { [%eval 2.61] [%clk 0:11:08] } 21... Qf7 { [%eval 3.33] [%clk 0:02:48] } 22. Rxe6 { [%eval 3.14] [%clk 0:10:56] } 22... dxe6 { [%eval 3.8] [%clk 0:02:24] } 23. Qf4 { [%eval 3.54] [%clk 0:10:16] } 23... Qd7 { [%eval 3.67] [%clk 0:02:13] } 24. Ne4 { [%eval 3.64] [%clk 0:09:57] } 24... Rd8 { [%eval 3.58] [%clk 0:01:17] } 25. Qg3 { [%eval 3.76] [%clk 0:08:28] } 25... Kh8 { [%eval 3.64] [%clk 0:00:49] } 26. Bc3 { [%eval 3.7] [%clk 0:07:46] } 26... c5 { [%eval 4.42] [%clk 0:00:48] } 27. Qg6 { [%eval 4.37] [%clk 0:06:42] } 27... Bxe4? { [%eval 8.47] } { Mistake. Rf8 was best. } { [%clk 0:00:48] } 28. Qxe4? { [%eval 4.07] } { Mistake. Bxe4 was best. } { [%clk 0:06:50] } 28... Rf8 { [%eval 4.32] [%clk 0:00:41] } 29. Ke2 { [%eval 4.15] [%clk 0:06:45] } 29... c4 { [%eval 5.01] [%clk 0:00:20] } 30. Rd1 { [%eval 4.81] [%clk 0:06:22] } 30... Qc7?! { [%eval 6.57] } { Inaccuracy. Qe7 was best. } { [%clk 0:00:26] } 31. Qe5?! { [%eval 5.02] } { Inaccuracy. Qxe6 was best. } { [%clk 0:06:14] } 31... Qf7 { [%eval 4.87] [%clk 0:00:18] } 32. Bd4 { [%eval 4.68] [%clk 0:05:31] } 32... Bc7 { [%eval 4.62] [%clk 0:00:24] } 33. Qe3 { [%eval 4.43] [%clk 0:05:08] } 33... Bf4 { [%eval 4.43] [%clk 0:00:26] } 34. Qe4 { [%eval 4.42] [%clk 0:05:03] } 34... Bxh2 { [%eval 4.32] [%clk 0:00:16] } 35. Rh1 { [%eval 4.22] [%clk 0:05:04] } 35... Bf4 { [%eval 4.1] [%clk 0:00:25] } 36. Be5 { [%eval 3.97] [%clk 0:04:23] } 36... Bg5 { [%eval 4.22] [%clk 0:00:27] } 37. Qg4 { [%eval 3.87] [%clk 0:04:08] } 37... Kg8 { [%eval 3.98] [%clk 0:00:24] } 38. Qh5?? { [%eval -3.9] } { Blunder. Rd1 was best. } { [%clk 0:03:12] } 38... Qf5 { [%eval -3.67] [%clk 0:00:20] } 39. Bc3?! { [%eval -4.93] } { Inaccuracy. Re1 was best. } { [%clk 0:02:48] } 39... Qxc2+ { [%eval -5.03] [%clk 0:00:24] } 40. Ke1 { [%eval -4.67] [%clk 0:02:28] } 40... Be3?! { [%eval -3.64] } { Inaccuracy. b4 was best. } { [%clk 0:00:14] } 41. Rf1 { [%eval -3.48] [%clk 0:02:05] } 41... Rd8?? { [%eval -0.09] } { Blunder. b4 was best. } { [%clk 0:00:16] } 42. Qg4?? { [%eval -4.22] } { Blunder. Qf7+ was best. } { [%clk 0:01:17] } 42... Bd2+ { [%eval -4.21] [%clk 0:00:20] } 43. Kf2 { [%eval -4.26] [%clk 0:01:03] } 43... Bxc3+ { [%eval -4.23] [%clk 0:00:24] } 44. Kg3 { [%eval -4.28] [%clk 0:01:01] } 44... Be5+ { [%eval -4.22] [%clk 0:00:20] } 45. Kh3 { [%eval -4.03] [%clk 0:01:01] } 45... Qf5 { [%eval -4.19] [%clk 0:00:14] } 46. Qxf5 { [%eval -4.89] [%clk 0:00:54] } 46... exf5 { [%eval -4.86] [%clk 0:00:24] } 47. Bb7 { [%eval -5.33] [%clk 0:01:03] } 47... Rd3+ { [%eval -5.23] [%clk 0:00:29] } 48. Rf3 { [%eval -5.75] [%clk 0:01:06] } 48... Rxf3+ { [%eval -5.7] [%clk 0:00:34] } 49. gxf3 { [%eval -5.98] [%clk 0:01:15] } 49... a5 { [%eval -5.88] [%clk 0:00:38] } 50. Ba6 { [%eval -6.14] [%clk 0:01:21] } 50... Bxb2 { [%eval -6.01] [%clk 0:00:40] } 51. Bxb5 { [%eval -6.5] [%clk 0:01:30] } 51... c3 { [%eval -6.47] [%clk 0:00:48] } 52. Bd3 { [%eval -6.46] [%clk 0:01:37] } 52... g6 { [%eval -6.31] [%clk 0:00:53] } 53. Kg3 { [%eval -7.03] [%clk 0:01:38] } 53... Kg7 { [%eval -6.91] [%clk 0:01:03] } 54. Kf4 { [%eval -6.91] [%clk 0:01:42] } 54... Kf6 { [%eval -6.85] [%clk 0:01:12] } 55. Ke3 { [%eval -6.59] [%clk 0:01:19] } 55... Bc1+ { [%eval -6.79] [%clk 0:01:19] } 56. Kd4 { [%eval -7.21] [%clk 0:01:21] } 56... Bd2 { [%eval -7.01] [%clk 0:01:26] } 57. Bc2 { [%eval -6.95] [%clk 0:01:05] } 57... h5 { [%eval -6.77] [%clk 0:01:34] } 58. Kd3 { [%eval -7.39] [%clk 0:01:09] } 58... h4 { [%eval -6.79] [%clk 0:01:43] } 59. Ke2 { [%eval -8.22] [%clk 0:01:15] } 59... Ke5 { [%eval -8.03] [%clk 0:01:46] } 60. Kf2 { [%eval -7.96] [%clk 0:01:20] } 60... Kf4 { [%eval -8.13] [%clk 0:01:52] } 61. a3 { [%eval -9.39] [%clk 0:01:13] } 61... g5 { [%eval -9.09] [%clk 0:01:54] } 62. a4 { [%eval -13.06] [%clk 0:01:15] } 62... g4 { [%eval -10.84] [%clk 0:02:03] } 63. fxg4?! { [%eval #-12] } { Checkmate is now unavoidable. Ke2 was best. } { [%clk 0:01:16] } 63... fxg4 { [%eval #-13] [%clk 0:02:12] } 64. Kg2 { [%eval #-10] [%clk 0:01:12] } 64... Be1 { [%eval #-11] [%clk 0:02:18] } 65. Kf1 { [%eval #-16] [%clk 0:01:13] } 65... Bg3 { [%eval -7.96] [%clk 0:02:08] } 66. Kg2? { [%eval #-10] } { Checkmate is now unavoidable. Ke2 was best. } { [%clk 0:00:54] } 66... Ke3 { [%eval #-9] [%clk 0:02:13] } 67. Bf5 { [%eval #-9] [%clk 0:00:42] } 67... Kd2 { [%eval #-12] [%clk 0:02:22] } 0-1