[Event "Ronda 4: Obregon Rivero, Juan Carlos - Garcia Guerrero, Isaac Antonio"] [Site "https://lichess.org/broadcast/vii-abierto-nacional-de-ajedrez-de-verano-ezequiel-montes-2025-1a-fuerza/ronda-4/BFUjQybC/ctOYBVlf"] [Date "2025.07.04"] [Round "4.1"] [White "Obregon Rivero, Juan Carlos"] [Black "Garcia Guerrero, Isaac Antonio"] [Result "1-0"] [WhiteElo "2462"] [WhiteTitle "GM"] [WhiteFideId "3507815"] [BlackElo "2297"] [BlackTitle "FM"] [BlackFideId "5110475"] [TimeControl "90+30"] [Variant "Standard"] [ECO "A37"] [Opening "English Opening: Symmetrical Variation, Botvinnik System Reversed, with Nf3"] [UTCDate "2025.07.04"] [UTCTime "05:01:44"] [BroadcastName "VII Abierto Nacional de Ajedrez de Verano “Ezequiel Montes 2025′′ | 1a Fuerza"] [BroadcastURL "https://lichess.org/broadcast/vii-abierto-nacional-de-ajedrez-de-verano-ezequiel-montes-2025-1a-fuerza/ronda-4/BFUjQybC"] [GameURL "https://lichess.org/broadcast/vii-abierto-nacional-de-ajedrez-de-verano-ezequiel-montes-2025-1a-fuerza/ronda-4/BFUjQybC/ctOYBVlf"] 1. Nf3 { [%eval 0.1] [%clk 1:30:56] } 1... c5 { [%eval 0.25] [%clk 1:30:31] } 2. g3 { [%eval 0.03] [%clk 1:29:42] } 2... g6 { [%eval 0.13] [%clk 1:30:44] } 3. Bg2 { [%eval 0.16] [%clk 1:29:55] } 3... Bg7 { [%eval 0.11] [%clk 1:31:03] } 4. c4 { [%eval 0.16] [%clk 1:30:01] } 4... Nc6 { [%eval 0.12] [%clk 1:31:07] } 5. Nc3 { [%eval 0.06] [%clk 1:30:17] } 5... e5 { [%eval 0.19] [%clk 1:30:27] } 6. O-O { [%eval 0.31] [%clk 1:30:26] } 6... Nge7 { [%eval 0.21] [%clk 1:30:34] } 7. d3 { [%eval 0.14] [%clk 1:30:10] } 7... d6 { [%eval 0.21] [%clk 1:30:24] } 8. a3 { [%eval 0.23] [%clk 1:30:22] } 8... a5 { [%eval 0.38] [%clk 1:30:36] } 9. Ne1 { [%eval 0.26] [%clk 1:28:34] } 9... Be6 { [%eval 0.27] [%clk 1:30:41] } 10. Nd5 { [%eval -0.13] [%clk 1:28:35] } 10... O-O { [%eval 0.03] [%clk 1:29:28] } 11. Nc2 { [%eval -0.05] [%clk 1:27:43] } 11... Rb8 { [%eval -0.13] [%clk 1:27:54] } 12. b4 { [%eval -0.12] [%clk 1:17:59] } 12... axb4 { [%eval 0.01] [%clk 1:10:00] } 13. axb4 { [%eval 0.0] [%clk 1:13:49] } 13... e4 { [%eval 0.1] [%clk 1:04:19] } 14. dxe4 { [%eval -0.24] [%clk 1:05:28] } 14... Bxd5?! { [%eval 0.48] } { Inaccuracy. Bxa1 was best. } { [%clk 0:59:50] } 15. exd5 { [%eval 0.45] [%clk 0:58:45] } 15... Nxb4 { [%eval 0.5] [%clk 0:50:41] } 16. Rb1 { [%eval 0.48] [%clk 0:58:45] } 16... Na2 { [%eval 0.77] [%clk 0:43:41] } 17. Bd2 { [%eval 0.76] [%clk 0:58:00] } 17... Nc3 { [%eval 0.7] [%clk 0:43:49] } 18. Bxc3 { [%eval 0.73] [%clk 0:58:05] } 18... Bxc3 { [%eval 0.7] [%clk 0:44:17] } 19. Qd3 { [%eval 0.59] [%clk 0:58:06] } 19... Bg7 { [%eval 0.66] [%clk 0:38:03] } 20. Rb3 { [%eval 0.69] [%clk 0:58:20] } 20... Nf5 { [%eval 0.52] [%clk 0:36:33] } 21. e3 { [%eval 0.46] [%clk 0:58:20] } 21... h5 { [%eval 0.59] [%clk 0:31:41] } 22. Rfb1 { [%eval 0.68] [%clk 0:57:49] } 22... b6 { [%eval 0.67] [%clk 0:30:38] } 23. Bh3 { [%eval 0.33] [%clk 0:57:17] } 23... Nh6 { [%eval 0.22] [%clk 0:30:34] } 24. Ra3 { [%eval 0.0] [%clk 0:50:10] } 24... f5?! { [%eval 0.63] } { Inaccuracy. Ng4 was best. } { [%clk 0:28:24] } 25. Ra6 { [%eval 0.4] [%clk 0:50:09] } 25... Nf7 { [%eval 0.5] [%clk 0:26:38] } 26. f4 { [%eval 0.12] [%clk 0:48:08] } 26... Re8 { [%eval 0.15] [%clk 0:26:19] } 27. Qb3 { [%eval 0.0] [%clk 0:44:26] } 27... Qf6 { [%eval 0.01] [%clk 0:25:45] } 28. Rxb6 { [%eval 0.0] [%clk 0:41:16] } 28... Rxb6 { [%eval 0.0] [%clk 0:24:42] } 29. Qxb6 { [%eval 0.01] [%clk 0:41:39] } 29... Qc3 { [%eval 0.22] [%clk 0:25:03] } 30. Qb3 { [%eval 0.29] [%clk 0:41:44] } 30... Qd2 { [%eval 0.27] [%clk 0:24:50] } 31. Bf1 { [%eval 0.11] [%clk 0:41:49] } 31... Bc3 { [%eval 0.14] [%clk 0:18:14] } 32. Re1 { [%eval 0.2] [%clk 0:40:13] } 32... Bb4 { [%eval 0.72] [%clk 0:16:49] } 33. Qb1 { [%eval 0.32] [%clk 0:31:35] } 33... Ba5?! { [%eval 1.38] } { Inaccuracy. Qc3 was best. } { [%clk 0:14:47] } 34. Rd1 { [%eval 1.42] [%clk 0:30:50] } 34... Qc3 { [%eval 1.42] [%clk 0:15:15] } 35. Rd3 { [%eval 1.26] [%clk 0:29:30] } 35... Qf6 { [%eval 1.37] [%clk 0:13:54] } 36. Qb5 { [%eval 1.39] [%clk 0:29:32] } 36... Qd8 { [%eval 1.44] [%clk 0:13:46] } 37. Ra3 { [%eval 1.29] [%clk 0:29:23] } 37... Bd2 { [%eval 1.5] [%clk 0:13:45] } 38. Kf2 { [%eval 1.51] [%clk 0:27:54] } 38... Nh6 { [%eval 1.94] [%clk 0:10:47] } 39. Ke2 { [%eval 1.7] [%clk 0:23:35] } 39... Bc1?! { [%eval 2.68] } { Inaccuracy. Bb4 was best. } { [%clk 0:08:46] } 40. Rd3 { [%eval 2.65] [%clk 0:23:53] } 40... Ng4 { [%eval 2.67] [%clk 0:06:48] } 41. h3 { [%eval 2.64] [%clk 0:15:19] } 41... Nf6 { [%eval 2.79] [%clk 0:06:36] } 42. Kd1 { [%eval 2.84] [%clk 0:15:24] } 42... Bxe3 { [%eval 3.26] [%clk 0:03:57] } 43. Rxe3 { [%eval 3.4] [%clk 0:12:35] } 43... Rxe3 { [%eval 3.39] [%clk 0:03:58] } 44. Nxe3 { [%eval 3.23] [%clk 0:12:37] } 44... Ne4 { [%eval 2.92] [%clk 0:03:53] } 45. Kc2 { [%eval 2.8] [%clk 0:12:50] } 45... Qe7 { [%eval 3.05] [%clk 0:01:25] } 46. Bd3 { [%eval 2.88] [%clk 0:08:44] } 46... Nf2? { [%eval 4.67] } { Mistake. Nxg3 was best. } { [%clk 0:01:09] } 47. Kd2 { [%eval 4.6] [%clk 0:08:11] } 47... Nxh3 { [%eval 5.71] [%clk 0:01:07] } 48. Qb8+ { [%eval 5.81] [%clk 0:08:27] } 48... Kg7 { [%eval 5.8] [%clk 0:01:11] } 49. Bxf5 { [%eval 5.71] [%clk 0:08:08] } 49... Ng1 { [%eval 5.72] [%clk 0:01:22] } 50. Qb2+ { [%eval 5.63] [%clk 0:08:18] } 50... Kg8 { [%eval 6.03] [%clk 0:01:02] } 51. Be6+ { [%eval 6.06] [%clk 0:08:20] } 51... Kh7 { [%eval 6.04] [%clk 0:01:24] } 52. Ke1 { [%eval 5.87] [%clk 0:06:15] } 52... Nf3+ { [%eval 5.65] [%clk 0:01:36] } 53. Kf2 { [%eval 5.93] [%clk 0:06:31] } 53... Nd4 { [%eval 5.9] [%clk 0:01:51] } 54. Qb8 { [%eval 5.71] [%clk 0:05:57] } 54... Qf6 { [%eval 6.14] [%clk 0:00:54] } 55. Qxd6 { [%eval 6.02] [%clk 0:04:00] } 1-0