Event: Round 2: Lopez Altamirano, Tlatoani - Lopez Padilla, Piero Raul
Site: https://lichess.org/broadcast/campeonatos-nacionales-universitarios-mexico-2025--blitz-varonil/round-2/25jY1O5C/HMrusOSJ
Date: 2025-10-29
White: Lopez Altamirano, Tlatoani
Black: Lopez Padilla, Piero Raul
BlackElo: 1968
Result: 1-0
ECO: B92
Opening: Sicilian Defense: Najdorf Variation, Opocensky Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 0:03:03] } 1... c5 { [%eval 0.24] [%clk 0:03:03] } 2. Nf3 { [%eval 0.2] [%clk 0:03:04] } 2... d6 { [%eval 0.31] [%clk 0:03:05] } 3. d4 { [%eval 0.22] [%clk 0:03:05] } 3... cxd4 { [%eval 0.19] [%clk 0:03:06] } 4. Nxd4 { [%eval 0.18] [%clk 0:03:06] } 4... Nf6 { [%eval 0.31] [%clk 0:03:07] } 5. Nc3 { [%eval 0.32] [%clk 0:03:07] } 5... a6 { [%eval 0.25] [%clk 0:03:09] } 6. Be2 { [%eval 0.19] [%clk 0:03:06] } 6... e5 { [%eval 0.14] [%clk 0:03:09] } 7. Nb3 { [%eval 0.09] [%clk 0:03:07] } 7... Be6 { [%eval 0.18] [%clk 0:03:10] } 8. g4 { [%eval -0.04] [%clk 0:03:07] } 8... h6 { [%eval 0.0] [%clk 0:03:10] } 9. Be3 { [%eval 0.01] [%clk 0:03:06] } 9... b5?! { [%eval 0.97] } { Inaccuracy. Nc6 was best. } { [%clk 0:03:07] } 10. f3?! { [%eval 0.0] } { Inaccuracy. Nd5 was best. } { [%clk 0:02:56] } 10... Be7 { [%eval 0.0] [%clk 0:03:04] } 11. Qd2 { [%eval 0.0] [%clk 0:02:53] } 11... Nbd7 { [%eval 0.0] [%clk 0:03:05] } 12. O-O-O { [%eval -0.37] [%clk 0:02:43] } 12... Nb6 { [%eval -0.38] [%clk 0:02:59] } 13. h4?! { [%eval -1.03] } { Inaccuracy. Kb1 was best. } { [%clk 0:02:01] } 13... Nc4?! { [%eval -0.47] } { Inaccuracy. b4 was best. } { [%clk 0:02:50] } 14. Bxc4 { [%eval -0.52] [%clk 0:02:00] } 14... bxc4 { [%eval -0.54] [%clk 0:02:50] } 15. Na1 { [%eval -0.61] [%clk 0:01:59] } 15... Qc7?! { [%eval 0.05] } { Inaccuracy. Qa5 was best. } { [%clk 0:02:40] } 16. g5 { [%eval 0.09] [%clk 0:01:58] } 16... hxg5 { [%eval 0.12] [%clk 0:02:18] } 17. hxg5 { [%eval 0.21] [%clk 0:01:59] } 17... Nh5? { [%eval 1.56] } { Mistake. Rxh1 was best. } { [%clk 0:02:20] } 18. Nd5 { [%eval 1.53] [%clk 0:01:48] } 18... Bxd5 { [%eval 2.05] [%clk 0:02:20] } 19. Qxd5 { [%eval 2.05] [%clk 0:01:48] } 19... Rb8 { [%eval 1.92] [%clk 0:02:10] } 20. g6 { [%eval 1.9] [%clk 0:01:37] } 20... fxg6? { [%eval 3.8] } { Mistake. Kd7 was best. } { [%clk 0:02:11] } 21. Qe6 { [%eval 3.56] [%clk 0:01:38] } 21... Qb7 { [%eval 4.05] [%clk 0:00:14] } 22. Qxg6+ { [%eval 3.64] [%clk 0:01:36] } 22... Kf8 { [%eval 4.16] [%clk 0:00:06] } 23. Nb3?! { [%eval 3.04] } { Inaccuracy. b3 was best. } { [%clk 0:01:21] } 23... cxb3 { [%eval 2.98] [%clk 0:00:07] } 24. axb3 { [%eval 3.01] [%clk 0:01:22] } 24... Qc8 { [%eval 3.33] [%clk 0:00:03] } 25. Rxh5 { [%eval 3.38] [%clk 0:01:18] } 25... Rxh5 { [%eval 3.2] [%clk 0:00:04] } 26. Qxh5 { [%eval 3.33] [%clk 0:01:19] } 26... Qe6 { [%eval 3.58] [%clk 0:00:05] } 27. Rg1 { [%eval 2.99] [%clk 0:01:06] } 27... Bf6 { [%eval 3.29] [%clk 0:00:04] } 28. Rd1 { [%eval 2.97] [%clk 0:00:55] } 28... Rc8 { [%eval 2.99] [%clk 0:00:04] } 29. Qh8+?? { [%eval 0.98] } { Blunder. Kb1 was best. } { [%clk 0:00:49] } 29... Ke7 { [%eval 1.14] [%clk 0:00:05] } 30. Qh2 { [%eval 1.2] [%clk 0:00:46] } 30... Qxb3 { [%eval 0.98] [%clk 0:00:06] } 31. Kb1?? { [%eval -4.08] } { Blunder. Qd2 was best. } { [%clk 0:00:41] } 31... Qb5?? { [%eval 1.38] } { Blunder. Qxe3 was best. } { [%clk 0:00:06] } 32. Qd2 { [%eval 1.06] [%clk 0:00:41] } 32... Qc6 { [%eval 1.04] [%clk 0:00:06] } 33. c3?! { [%eval 0.47] } { Inaccuracy. Qg2 was best. } { [%clk 0:00:37] } 33... Rb8 { [%eval 1.01] [%clk 0:00:07] } 34. f4? { [%eval -0.28] } { Mistake. c4 was best. } { [%clk 0:00:27] } 34... a5 { [%eval 0.11] [%clk 0:00:09] } 35. fxe5 { [%eval 0.0] [%clk 0:00:27] } 35... dxe5 { [%eval 0.15] [%clk 0:00:09] } 36. Qd5 { [%eval 0.16] [%clk 0:00:19] } 36... Qxd5 { [%eval 0.0] [%clk 0:00:04] } 37. Rxd5 { [%eval 0.0] [%clk 0:00:20] } 37... Ra8 { [%eval 0.0] [%clk 0:00:05] } 38. Bc5+ { [%eval 0.0] [%clk 0:00:20] } 38... Kf7 { [%eval 0.04] [%clk 0:00:05] } 39. Kc2 { [%eval 0.0] [%clk 0:00:20] } 39... Ra6?? { [%eval 2.03] } { Blunder. a4 was best. } { [%clk 0:00:05] } 40. Kd3? { [%eval 0.72] } { Mistake. b4 was best. } { [%clk 0:00:19] } 40... Ke6? { [%eval 2.08] } { Mistake. g5 was best. } { [%clk 0:00:00] } 41. Ke2?? { [%eval 0.0] } { Blunder. Kc4 was best. } { [%clk 0:00:18] } 41... g5 { [%eval 0.02] [%clk 0:00:04] } 42. Kf3 { [%eval 0.15] } 42... Rc6 { [%eval 0.28] [%clk 0:00:05] } 43. Ba3 { [%eval 0.29] [%clk 0:00:16] } 43... Ra6?? { [%eval 2.77] } { Blunder. Rc4 was best. } { [%clk 0:00:06] } 44. Kg4 { [%eval 2.77] [%clk 0:00:17] } 44... Rc6?! { [%eval 3.68] } { Inaccuracy. a4 was best. } { [%clk 0:00:06] } 45. Rb5?? { [%eval 0.38] } { Blunder. Rxa5 was best. } { [%clk 0:00:15] } 45... Ra6?? { [%eval 2.74] } { Blunder. Bd8 was best. } { [%clk 0:00:06] } 46. Rd5 { [%eval 2.67] [%clk 0:00:16] } 46... Rc6?! { [%eval 3.89] } { Inaccuracy. a4 was best. } { [%clk 0:00:08] } 47. Rxa5 { [%eval 3.95] [%clk 0:00:16] } 47... Rb6 { [%eval 3.84] [%clk 0:00:07] } 48. Ra8 { [%eval 3.83] [%clk 0:00:14] } 48... Rb7 { [%eval 4.52] [%clk 0:00:04] } 49. Rc8?! { [%eval 3.56] } { Inaccuracy. Ra6+ was best. } { [%clk 0:00:15] } 49... Kf7?! { [%eval 5.19] } { Inaccuracy. Rb6 was best. } { [%clk 0:00:07] } 50. Rc6 { [%eval 4.3] [%clk 0:00:16] } 50... Bd8 { [%eval 4.0] [%clk 0:00:09] } 51. Kf5 { [%eval 3.92] [%clk 0:00:12] } 51... Rb5 { [%eval 4.66] [%clk 0:00:08] } 1-0