Event: Round 8: Lopez Mass, Maria Fernanda - Chapeton Silva, Isabella
Site: https://lichess.org/broadcast/fide-world-youth-u16-chess-olympiad-2025--matches-19/round-8/J0qRu8uH/9T2MaOYX
White: Lopez Mass, Maria Fernanda
WhiteElo: 1529
Black: Chapeton Silva, Isabella
BlackElo: 1649
Result: 1/2-1/2
ECO: A45
Opening: Indian Defense
Variant: Standard
TimeControl: 45+10

1. d4 { [%eval 0.17] [%clk 0:45:10] } 1... Nf6 { [%eval 0.19] [%clk 0:44:58] } 2. Bf4 { [%eval 0.0] [%clk 0:45:06] } 2... d6 { [%eval 0.25] [%clk 0:44:26] } 3. e3 { [%eval 0.06] [%clk 0:44:59] } 3... g6 { [%eval 0.16] [%clk 0:44:29] } 4. h3 { [%eval 0.0] [%clk 0:43:41] } 4... Bg7 { [%eval 0.15] [%clk 0:44:30] } 5. c4 { [%eval 0.0] [%clk 0:43:40] } 5... O-O { [%eval 0.14] [%clk 0:44:19] } 6. Nf3 { [%eval 0.0] [%clk 0:42:20] } 6... Nbd7 { [%eval 0.14] [%clk 0:43:47] } 7. Nc3 { [%eval 0.12] [%clk 0:41:04] } 7... c5 { [%eval 0.52] [%clk 0:43:26] } 8. Be2 { [%eval 0.52] [%clk 0:38:49] } 8... Qb6 { [%eval 1.01] [%clk 0:42:56] } 9. Qb3?! { [%eval 0.29] } { Inaccuracy. Qc2 was best. } { [%clk 0:29:36] } 9... Qxb3 { [%eval 0.36] [%clk 0:42:21] } 10. axb3 { [%eval 0.33] [%clk 0:29:34] } 10... a6 { [%eval 0.42] [%clk 0:42:28] } 11. d5 { [%eval 0.34] [%clk 0:26:13] } 11... Nb6 { [%eval 0.66] [%clk 0:38:03] } 12. O-O { [%eval 0.55] [%clk 0:20:50] } 12... Bf5 { [%eval 0.84] [%clk 0:37:52] } 13. g4 { [%eval 0.97] [%clk 0:19:21] } 13... Bc2?? { [%eval 2.91] } { Blunder. Bc8 was best. } { [%clk 0:36:49] } 14. Rfc1 { [%eval 2.3] [%clk 0:09:35] } 14... Bxb3 { [%eval 2.31] [%clk 0:35:56] } 15. Nd2 { [%eval 2.21] [%clk 0:09:32] } 15... Bxc4 { [%eval 2.17] [%clk 0:32:51] } 16. Bxc4 { [%eval 2.14] [%clk 0:09:13] } 16... Nxc4 { [%eval 2.27] [%clk 0:30:55] } 17. Nxc4 { [%eval 2.05] [%clk 0:09:16] } 17... b5 { [%eval 2.21] [%clk 0:31:03] } 18. g5 { [%eval 1.78] [%clk 0:04:34] } 18... Nd7?! { [%eval 2.54] } { Inaccuracy. bxc4 was best. } { [%clk 0:30:59] } 19. Na5 { [%eval 2.4] [%clk 0:03:18] } 19... Nb6 { [%eval 2.98] [%clk 0:29:46] } 20. e4 { [%eval 3.03] [%clk 0:02:54] } 20... b4 { [%eval 2.94] [%clk 0:27:41] } 21. Nd1 { [%eval 3.05] [%clk 0:02:46] } 21... Rfc8 { [%eval 3.26] [%clk 0:27:28] } 22. Nc6 { [%eval 3.16] [%clk 0:02:10] } 22... Kf8 { [%eval 3.0] [%clk 0:27:19] } 23. Rc2 { [%eval 2.72] [%clk 0:01:25] } 23... Ke8 { [%eval 3.13] [%clk 0:27:08] } 24. Bd2?! { [%eval 2.0] } { Inaccuracy. Na5 was best. } { [%clk 0:00:59] } 24... Nd7?! { [%eval 3.25] } { Inaccuracy. a5 was best. } { [%clk 0:26:45] } 25. Ra5?! { [%eval 2.1] } { Inaccuracy. Ne3 was best. } { [%clk 0:00:25] } 25... Ne5?! { [%eval 3.39] } { Inaccuracy. Nb6 was best. } { [%clk 0:25:40] } 26. Nxe5 { [%eval 3.25] [%clk 0:00:27] } 26... Bxe5 { [%eval 3.23] [%clk 0:25:47] } 27. b3 { [%eval 2.6] [%clk 0:00:33] } 27... Kd7?! { [%eval 4.07] } { Inaccuracy. c4 was best. } { [%clk 0:24:11] } 28. Rca2?? { [%eval 0.31] } { Blunder. Ne3 was best. } { [%clk 0:00:16] } 28... c4 { [%eval 0.36] [%clk 0:23:59] } 29. bxc4 { [%eval 0.31] [%clk 0:00:11] } 29... b3?? { [%eval 2.46] } { Blunder. Rxc4 was best. } { [%clk 0:23:43] } 30. R2a4?? { [%eval 0.12] } { Blunder. Rb2 was best. } { [%clk 0:00:14] } 30... b2 { [%eval 0.12] [%clk 0:23:43] } 31. Rb4 { [%eval 0.02] [%clk 0:00:13] } 31... Rcb8 { [%eval 0.07] [%clk 0:23:29] } 32. Nxb2 { [%eval 0.05] [%clk 0:00:13] } 32... Rxb4 { [%eval 0.05] [%clk 0:23:37] } 33. Bxb4 { [%eval 0.01] [%clk 0:00:22] } 33... Bxb2 { [%eval 0.06] [%clk 0:23:33] } 34. Kf1 { [%eval -0.02] [%clk 0:00:16] } 34... Bd4 { [%eval 0.02] [%clk 0:23:07] } 35. Ke2 { [%eval 0.0] [%clk 0:00:15] } 35... Bb6 { [%eval 0.14] [%clk 0:23:14] } 36. Ra4 { [%eval 0.17] [%clk 0:00:20] } 36... Kc7 { [%eval 0.24] [%clk 0:23:18] } 37. f3 { [%eval 0.29] [%clk 0:00:14] } 37... Kb7 { [%eval 0.37] [%clk 0:23:17] } 38. Kd3 { [%eval 0.29] [%clk 0:00:15] } 38... Bf2?! { [%eval 1.02] } { Inaccuracy. a5 was best. } { [%clk 0:22:24] } 39. f4 { [%eval 0.94] [%clk 0:00:13] } 39... Rc8?! { [%eval 1.72] } { Inaccuracy. Kc7 was best. } { [%clk 0:20:23] } 40. Ra2 { [%eval 1.77] [%clk 0:00:14] } 1/2-1/2