Event: Round 9: Pedrosa Rivera, Joshua - Piza Vera, Andres
Site: https://lichess.org/broadcast/fide-world-youth-u16-chess-olympiad-2025--matches-19/round-9/kCRi38Dw/a8yQxRU2
White: Pedrosa Rivera, Joshua
WhiteElo: 1788
Black: Piza Vera, Andres
BlackElo: 1772
Result: 0-1
ECO: A04
Opening: Zukertort Opening: Dutch Variation
Variant: Standard
TimeControl: 45+10

1. Nf3 { [%eval 0.1] [%clk 0:45:16] } 1... f5 { [%eval 0.51] [%clk 0:45:03] } 2. c4 { [%eval 0.45] [%clk 0:45:19] } 2... e6 { [%eval 0.48] [%clk 0:45:06] } 3. Nc3 { [%eval 0.35] [%clk 0:45:24] } 3... Nf6 { [%eval 0.5] [%clk 0:45:09] } 4. d3 { [%eval 0.32] [%clk 0:45:32] } 4... Bb4 { [%eval 0.31] [%clk 0:45:11] } 5. Bd2 { [%eval 0.37] [%clk 0:45:30] } 5... O-O { [%eval 0.41] [%clk 0:44:47] } 6. Qc2 { [%eval 0.18] [%clk 0:45:32] } 6... d5 { [%eval 0.52] [%clk 0:44:36] } 7. cxd5 { [%eval 0.64] [%clk 0:45:33] } 7... exd5 { [%eval 0.52] [%clk 0:44:38] } 8. e3 { [%eval 0.22] [%clk 0:45:39] } 8... Re8 { [%eval 0.53] [%clk 0:43:46] } 9. Be2 { [%eval 0.33] [%clk 0:45:42] } 9... c6 { [%eval 0.44] [%clk 0:43:39] } 10. O-O { [%eval 0.41] [%clk 0:45:42] } 10... Nbd7 { [%eval 0.4] [%clk 0:43:20] } 11. a3 { [%eval 0.38] [%clk 0:45:46] } 11... Bd6 { [%eval 0.42] [%clk 0:43:12] } 12. b4 { [%eval 0.37] [%clk 0:45:54] } 12... Ne5 { [%eval 0.25] [%clk 0:42:10] } 13. b5 { [%eval 0.13] [%clk 0:45:38] } 13... Qc7 { [%eval 0.15] [%clk 0:40:28] } 14. bxc6 { [%eval 0.1] [%clk 0:45:33] } 14... bxc6 { [%eval 0.46] [%clk 0:34:41] } 15. h3?! { [%eval -0.18] } { Inaccuracy. g3 was best. } { [%clk 0:45:38] } 15... Qe7 { [%eval 0.21] [%clk 0:31:36] } 16. Rfb1 { [%eval 0.12] [%clk 0:42:03] } 16... Nxf3+ { [%eval 0.29] [%clk 0:21:55] } 17. Bxf3 { [%eval 0.39] [%clk 0:42:11] } 17... Ng4?? { [%eval 2.39] } { Blunder. g5 was best. } { [%clk 0:22:03] } 18. Nxd5 { [%eval 2.21] [%clk 0:40:08] } 18... Qh4 { [%eval 2.44] [%clk 0:19:28] } 19. Bb4 { [%eval 2.37] [%clk 0:39:58] } 19... Bh2+ { [%eval 2.34] [%clk 0:16:51] } 20. Kf1 { [%eval 2.21] [%clk 0:40:03] } 20... Ne5?! { [%eval 3.14] } { Inaccuracy. cxd5 was best. } { [%clk 0:14:22] } 21. Nc7 { [%eval 3.16] [%clk 0:39:11] } 21... Nxf3 { [%eval 3.77] [%clk 0:11:33] } 22. Qxc6?! { [%eval 2.39] } { Inaccuracy. Nxe8 was best. } { [%clk 0:36:25] } 22... Qd8? { [%eval 4.5] } { Mistake. Rd8 was best. } { [%clk 0:07:58] } 23. Qc4+? { [%eval 2.7] } { Mistake. Qxe8+ was best. } { [%clk 0:32:29] } 23... Kh8 { [%eval 2.43] [%clk 0:06:50] } 24. Nxa8? { [%eval 0.99] } { Mistake. Nxe8 was best. } { [%clk 0:33:30] } 24... Be6 { [%eval 0.83] [%clk 0:04:33] } 25. Qc2?? { [%eval -1.09] } { Blunder. Qb5 was best. } { [%clk 0:32:00] } 25... Qxa8 { [%eval -0.81] [%clk 0:02:52] } 26. gxf3 { [%eval -0.71] } 26... Qxf3 { [%eval -1.02] [%clk 0:03:48] } 27. Qd1?? { [%eval -4.21] } { Blunder. Ke1 was best. } { [%clk 0:31:20] } 27... Qxh3+ { [%eval -3.91] [%clk 0:03:42] } 28. Ke1?! { [%eval -5.02] } { Inaccuracy. Ke2 was best. } { [%clk 0:31:05] } 28... f4 { [%eval -4.38] [%clk 0:03:19] } 29. Bc5 { [%eval -4.99] [%clk 0:28:23] } 29... Bg4 { [%eval -4.9] [%clk 0:02:18] } 30. Qa4 { [%eval -4.91] [%clk 0:28:32] } 30... Bd7 { [%eval -4.85] [%clk 0:01:55] } 31. Qxa7 { [%eval -4.93] [%clk 0:28:07] } 31... fxe3 { [%eval -4.88] [%clk 0:00:45] } 32. Bxe3 { [%eval -4.87] [%clk 0:27:59] } 32... Bf4 { [%eval -4.51] [%clk 0:00:51] } 33. Kd2 { [%eval -4.83] [%clk 0:25:43] } 33... Bxe3+ { [%eval -4.83] [%clk 0:00:43] } 34. fxe3?? { [%eval #-9] } { Checkmate is now unavoidable. Qxe3 was best. } { [%clk 0:25:42] } 34... Qg2+?? { [%eval -4.57] } { Lost forced checkmate sequence. Qh2+ was best. } { [%clk 0:00:51] } 35. Kc3 { [%eval -4.56] [%clk 0:25:26] } 35... Rc8+ { [%eval -4.54] [%clk 0:00:58] } 36. Kb4?? { [%eval #-3] } { Checkmate is now unavoidable. Kd4 was best. } { [%clk 0:25:17] } 36... Qd2+ { [%eval #-2] [%clk 0:01:06] } 37. Kb3 { [%eval #-2] [%clk 0:24:55] } 37... Qc3+ { [%eval #-2] [%clk 0:01:13] } 38. Ka2 { [%eval #-2] [%clk 0:25:03] } 38... Be6+ { [%eval #-1] [%clk 0:01:20] } 0-1