Event: Round 4: Nunez Castaneda, Joaquin Alonso - Sanchez Negreiros, Alejandro Gustavo
Date: 2024-07-31
White: Nunez Castaneda, Joaquin Alonso
WhiteElo: 1485
Black: Sanchez Negreiros, Alejandro Gustavo
BlackElo: 1612
Result: 1/2-1/2
ECO: D52
Opening: Queen's Gambit Declined: Cambridge Springs Defense, Bogoljubow Variation
Variant: Standard

1. d4 { [%eval 0.16] [%clk 1:30:58] } 1... e6 { [%eval 0.3] [%clk 1:29:45] } 2. c4 { [%eval 0.17] [%clk 1:31:20] } 2... Nf6 { [%eval 0.11] [%clk 1:29:55] } 3. Nf3 { [%eval 0.12] [%clk 1:31:33] } 3... c6 { [%eval 0.4] [%clk 1:30:03] } 4. Nc3 { [%eval 0.18] [%clk 1:31:21] } 4... d5 { [%eval 0.3] [%clk 1:30:08] } 5. Bg5 { [%eval 0.14] [%clk 1:31:43] } 5... Nbd7 { [%eval 0.28] [%clk 1:30:07] } 6. e3 { [%eval 0.21] [%clk 1:31:52] } 6... Bb4 { [%eval 0.62] [%clk 1:30:11] } 7. Qc2 { [%eval 0.25] [%clk 1:31:24] } 7... Qa5 { [%eval 0.32] [%clk 1:30:07] } 8. Nd2 { [%eval 0.28] [%clk 1:30:29] } 8... dxc4 { [%eval 0.27] [%clk 1:29:00] } 9. Bxf6 { [%eval 0.18] [%clk 1:29:35] } 9... Nxf6 { [%eval 0.15] [%clk 1:29:06] } 10. Bxc4 { [%eval 0.01] [%clk 1:29:34] } 10... Nd5 { [%eval 0.39] [%clk 1:28:21] } 11. Rc1 { [%eval 0.21] [%clk 1:29:17] } 11... b5?! { [%eval 0.94] } { Inaccuracy. O-O was best. } { [%clk 1:28:08] } 12. Bd3 { [%eval 0.95] [%clk 1:28:24] } 12... Bd7 { [%eval 1.16] [%clk 1:27:29] } 13. O-O { [%eval 1.17] [%clk 1:28:36] } 13... Rc8 { [%eval 1.48] [%clk 1:26:26] } 14. Nb3 { [%eval 1.52] [%clk 1:27:38] } 14... Qd8 { [%eval 1.6] [%clk 1:24:31] } 15. Ne4 { [%eval 1.63] [%clk 1:27:45] } 15... O-O { [%eval 1.83] [%clk 1:18:35] } 16. a3 { [%eval 1.78] [%clk 1:27:56] } 16... Be7 { [%eval 1.74] [%clk 1:17:44] } 17. Nec5 { [%eval 1.72] [%clk 1:28:16] } 17... h6 { [%eval 1.79] [%clk 1:17:44] } 18. Rfd1 { [%eval 1.75] [%clk 1:27:20] } 18... Qc7 { [%eval 1.73] [%clk 1:15:00] } 19. Qe2 { [%eval 1.78] [%clk 1:15:29] } 19... Bd6 { [%eval 1.75] [%clk 1:13:55] } 20. h3 { [%eval 1.75] [%clk 1:15:24] } 20... e5 { [%eval 2.21] [%clk 1:13:12] } 21. Nxd7?! { [%eval 1.32] } { Inaccuracy. Be4 was best. } { [%clk 1:14:51] } 21... Qxd7 { [%eval 1.42] [%clk 1:13:26] } 22. Be4 { [%eval 1.11] [%clk 1:09:32] } 22... f5? { [%eval 2.34] } { Mistake. Qe6 was best. } { [%clk 1:10:41] } 23. Bxd5+? { [%eval 0.96] } { Mistake. dxe5 was best. } { [%clk 1:09:43] } 23... cxd5 { [%eval 1.08] [%clk 1:10:56] } 24. dxe5 { [%eval 1.0] [%clk 1:09:03] } 24... Rxc1 { [%eval 1.04] [%clk 1:11:03] } 25. Rxc1 { [%eval 0.81] [%clk 1:08:41] } 25... Bxe5 { [%eval 0.72] [%clk 1:11:22] } 26. Rc5 { [%eval 0.24] [%clk 1:07:42] } 26... a6 { [%eval 0.28] [%clk 1:10:57] } 27. Qc2 { [%eval 0.23] [%clk 1:05:08] } 27... f4 { [%eval 0.59] [%clk 1:09:22] } 28. e4 { [%eval 0.71] [%clk 1:04:57] } 28... Qf7?? { [%eval 2.51] } { Blunder. f3 was best. } 29. Rxd5 { [%eval 2.31] [%clk 1:05:04] } 29... Qf6? { [%eval 4.51] } { Mistake. Re8 was best. } { [%clk 1:07:17] } 30. Nc5 { [%eval 4.48] [%clk 1:03:01] } 30... Rc8 { [%eval 4.78] [%clk 1:05:50] } 31. b4? { [%eval 2.8] } { Mistake. Qb3 was best. } { [%clk 1:02:54] } 31... Bd4? { [%eval 4.74] } { Mistake. Qe7 was best. } { [%clk 1:05:27] } 32. Qd3?! { [%eval 3.13] } { Inaccuracy. e5 was best. } { [%clk 1:00:40] } 32... Bxc5 { [%eval 2.87] [%clk 1:01:23] } 33. Rxc5 { [%eval 2.87] [%clk 1:00:58] } 33... Rxc5?! { [%eval 3.92] } { Inaccuracy. Rd8 was best. } { [%clk 1:01:19] } 34. bxc5 { [%eval 3.86] [%clk 1:01:23] } 34... Qa1+?! { [%eval 5.21] } { Inaccuracy. Kf8 was best. } { [%clk 1:01:27] } 35. Kh2 { [%eval 5.27] [%clk 1:01:36] } 35... Qe5 { [%eval 5.07] [%clk 0:53:46] } 36. Qd5+?? { [%eval -5.53] } { Blunder. c6 was best. } { [%clk 0:50:00] } 36... Qxd5 { [%eval -5.03] [%clk 0:53:56] } 37. exd5 { [%eval -5.55] [%clk 0:50:11] } 37... Kf7 { [%eval -5.45] [%clk 0:54:16] } 38. Kg1 { [%eval -6.28] [%clk 0:50:30] } 38... a5 { [%eval -5.94] [%clk 0:54:40] } 39. Kf1 { [%eval -5.65] [%clk 0:50:37] } 39... a4?? { [%eval 0.0] } { Blunder. b4 was best. } { [%clk 0:54:58] } 40. Ke1 { [%eval 0.0] [%clk 0:50:44] } 40... b4 { [%eval 0.0] [%clk 0:54:58] } 41. Kd2 { [%eval 0.0] [%clk 0:50:29] } 41... b3 { [%eval 0.02] [%clk 0:54:31] } 42. Kc3 { [%eval 0.0] [%clk 0:50:37] } 42... Ke7 { [%eval 0.0] [%clk 0:54:49] } 43. g3 { [%eval 0.0] [%clk 0:50:27] } 43... fxg3 { [%eval 0.0] [%clk 0:54:32] } 44. fxg3 { [%eval 0.0] [%clk 0:50:43] } 44... h5 { [%eval 0.0] [%clk 0:54:57] } 45. h4 { [%eval 0.0] [%clk 0:50:59] } 45... Kd7 { [%eval 0.0] [%clk 0:55:15] } 46. Kb2 { [%eval 0.0] [%clk 0:51:15] } 46... Kc7 { [%eval 0.0] [%clk 0:55:31] } 1/2-1/2