[Event "Round 9: Oliwia Kiolbasa - Humpy Koneru"] [Site "https://lichess.org/study/nHY2tS4y/2fAq2aLV"] [White "Oliwia Kiolbasa"] [Black "Humpy Koneru"] [Result "1-0"] [Annotator "https://lichess.org/@/Arihol"] [Variant "Standard"] [ECO "C80"] [Opening "Ruy Lopez: Open"] [UTCDate "2022.12.06"] [UTCTime "17:52:09"] [Source "https://lichess.org/study/z3LvNNpj/63X5HRE4"] [Orientation "white"] 1. e4 { [%eval 0.36] [%clk 0:15:17] } 1... e5 { [%eval 0.35] [%clk 0:15:18] } 2. Nf3 { [%eval 0.29] [%clk 0:15:25] } 2... Nc6 { [%eval 0.28] [%clk 0:15:18] } 3. Bb5 { [%eval 0.2] [%clk 0:15:31] } 3... a6 { [%eval 0.37] [%clk 0:15:06] } 4. Ba4 { [%eval 0.31] [%clk 0:15:38] } 4... Nf6 { [%eval 0.37] [%clk 0:15:02] } 5. O-O { [%eval 0.29] [%clk 0:15:44] } 5... Nxe4 { [%eval 0.51] [%clk 0:14:54] } 6. d4 { [%eval 0.21] [%clk 0:15:50] } 6... b5 { [%eval 0.2] [%clk 0:15:01] } 7. Bb3 { [%eval 0.21] [%clk 0:15:58] } 7... d5 { [%eval 0.43] [%clk 0:15:09] } 8. Nxe5 { [%eval 0.22] [%clk 0:15:45] } 8... Nxe5 { [%eval 0.16] [%clk 0:14:51] } 9. dxe5 { [%eval 0.23] [%clk 0:15:52] } 9... c6 { [%eval 0.35] [%clk 0:13:50] } 10. Be3 { [%eval 0.07] [%clk 0:14:14] } 10... Be7 { [%eval 0.18] [%clk 0:09:35] } 11. c3 { [%eval 0.03] [%clk 0:13:59] } 11... O-O { [%eval 0.03] [%clk 0:09:32] } 12. Bc2 { [%eval 0.25] [%clk 0:12:56] } 12... f5 { [%eval -0.08] [%clk 0:06:02] } 13. f3 { [%eval -0.66] [%clk 0:12:56] } 13... f4 { [%eval -0.5] [%clk 0:04:26] } 14. Bd4 { [%eval -0.37] [%clk 0:10:04] } 14... Ng5 { [%eval -0.16] [%clk 0:04:17] } 15. Nd2 { [%eval -0.75] [%clk 0:08:35] } 15... c5 { [%eval -0.58] [%clk 0:04:17] } 16. Bf2 { [%eval -0.58] [%clk 0:08:43] } 16... Bf5 { [%eval 0.16] [%clk 0:03:35] } 17. Nb3 { [%eval 0.12] [%clk 0:08:13] } 17... Ne6 { [%eval 0.13] [%clk 0:03:38] } 18. Re1 { [%eval -0.2] [%clk 0:07:21] } 18... Qd7 { [%eval 0.13] [%clk 0:03:09] } 19. Qd2 { [%eval -0.21] [%clk 0:06:47] } 19... Rad8 { [%eval -0.22] [%clk 0:02:55] } 20. a4 { [%eval -0.74] [%clk 0:05:32] } 20... bxa4 { [%eval -0.02] [%clk 0:00:55] } 21. Nc1 { [%eval -0.34] [%clk 0:05:40] } 21... Bxc2 { [%eval -0.23] [%clk 0:00:32] } 22. Qxc2 { [%eval -0.3] [%clk 0:05:48] } 22... d4?! { [%eval 0.0] [%clk 0:00:32] } (22... Rb8 { Black's best chance involved play against the weak b2-pawn, but the temptation to complicate things dynamically in a must-win game was too great. }) 23. cxd4 { [%eval 0.0] [%clk 0:05:26] } 23... Nxd4 { [%eval 0.0] [%clk 0:00:30] } 24. Qc4+ { [%eval 0.0] [%clk 0:05:15] } 24... Qd5 { [%eval 0.0] [%clk 0:00:28] } 25. Qxa4 { [%eval 0.0] [%clk 0:04:05] } 25... Ne6 { [%eval 1.09] [%clk 0:00:25] } 26. Ne2 { [%eval 1.19] [%clk 0:03:33] } 26... c4? { [%eval 3.53] } { Playing with the knowledge that a win is necessary, Black pushes from a position that no longer supports it Now she loses the crucial c-pawn. } { [%clk 0:00:32] } 27. Nc3 { [%eval 3.57] [%clk 0:03:36] } 27... Qd7 { [%eval 3.63] [%clk 0:00:19] } 28. Qxc4 { [%eval 3.87] [%clk 0:03:21] } 28... Rc8 { [%eval 3.91] [%clk 0:00:24] } 29. Qxa6 { [%eval 3.5] [%clk 0:03:12] } 29... Bc5 { [%eval 4.33] [%clk 0:00:28] } 30. Bxc5 { [%eval 4.09] [%clk 0:03:05] } 30... Nxc5 { [%eval 4.59] [%clk 0:00:35] } 31. Qc4+ { [%eval 3.57] [%clk 0:03:02] } 31... Kh8 { [%eval 6.86] [%clk 0:00:38] } 32. e6 { [%eval 6.34] [%clk 0:02:44] } 32... Qb7 { [%eval 7.98] [%clk 0:00:16] } 33. Qb5 { [%eval 7.14] [%clk 0:02:11] } 33... Qe7 { [%eval 7.52] [%clk 0:00:17] } 34. Nd5 { [%eval 7.62] [%clk 0:01:34] } 34... Qd6 { [%eval 7.37] [%clk 0:00:25] } 35. e7 { [%eval 7.5] [%clk 0:01:28] } 35... Rfe8 { [%eval 7.37] [%clk 0:00:34] } 36. Rad1 { [%eval 7.81] [%clk 0:01:16] } 36... Rb8 { [%eval 8.6] [%clk 0:00:36] } 37. Qe2 { [%eval 6.84] [%clk 0:01:17] } 37... Rb7 { [%eval 7.89] [%clk 0:00:35] } 38. b4 { [%eval 8.0] [%clk 0:00:56] } 38... Nd7 { [%eval 8.22] [%clk 0:00:33] } 39. Qe4 { [%eval 8.03] [%clk 0:00:56] } 39... Ra7 { [%eval 8.67] [%clk 0:00:22] } 40. Nxf4 { [%eval 7.55] [%clk 0:00:39] } 40... Qb6+ { [%eval 7.42] [%clk 0:00:30] } 41. Qd4 { [%eval 7.48] [%clk 0:00:48] } 41... Kg8 { [%eval 7.73] [%clk 0:00:26] } 42. Qxb6 { [%eval 7.23] [%clk 0:00:33] } 42... Nxb6 { [%eval 7.32] [%clk 0:00:35] } 43. Rd6 { [%eval 7.56] [%clk 0:00:37] } 43... Nc8 { [%eval 7.75] [%clk 0:00:27] } 44. Rd8 { [%eval 8.07] [%clk 0:00:41] } 44... Kf7 { [%eval 8.05] [%clk 0:00:34] } 45. Rxe8 { [%eval 6.08] [%clk 0:00:47] } 45... Kxe8 { [%eval 6.16] [%clk 0:00:42] } 46. Nd5 { [%eval 6.2] [%clk 0:00:56] } 46... Rd7 { [%eval 7.72] [%clk 0:00:33] } 47. Re5 { [%eval 7.0] [%clk 0:00:35] } 47... Nd6 { [%eval 8.25] [%clk 0:00:42] } 48. Kf2 { [%eval 6.62] [%clk 0:00:23] } 48... h6 { [%eval 7.56] [%clk 0:00:22] } 49. Nf4 { [%eval 6.71] [%clk 0:00:19] } 49... Nc4 { [%eval 7.03] [%clk 0:00:16] } 50. Re2 { [%eval 6.79] [%clk 0:00:23] } 50... g5 { [%eval 7.62] [%clk 0:00:16] } 51. Nh5 { [%eval 7.66] [%clk 0:00:17] } 51... Rxe7 { [%eval 7.51] [%clk 0:00:16] } 52. Ng7+ { [%eval 7.56] [%clk 0:00:26] } 52... Kf7 { [%eval 7.76] [%clk 0:00:19] } 53. Rxe7+ { [%eval 7.57] [%clk 0:00:35] } 1-0