Event: Round 8: Alonso Orta, Osiel Alberto - Naidoo, Kirthan
Site: https://lichess.org/broadcast/fide-world-youth-u16-chess-olympiad-2025--matches-1-18/round-8/aMduC1kl/KdGa3aJL
White: Alonso Orta, Osiel Alberto
WhiteTitle: FM
WhiteElo: 2081
Black: Naidoo, Kirthan
Result: 1-0
ECO: C72
Opening: Ruy Lopez: Morphy Defense, Modern Steinitz Defense
Variant: Standard
TimeControl: 45+10

1. e4 { [%eval 0.18] [%clk 0:45:17] } 1... e5 { [%eval 0.22] [%clk 0:45:12] } 2. Nf3 { [%eval 0.13] [%clk 0:45:24] } 2... Nc6 { [%eval 0.21] [%clk 0:45:09] } 3. Bb5 { [%eval 0.15] [%clk 0:45:29] } 3... a6 { [%eval 0.21] [%clk 0:44:59] } 4. Ba4 { [%eval 0.11] [%clk 0:45:33] } 4... d6 { [%eval 0.3] [%clk 0:44:58] } 5. O-O { [%eval 0.32] [%clk 0:45:28] } 5... Bg4 { [%eval 0.44] [%clk 0:44:36] } 6. c3 { [%eval 0.0] [%clk 0:40:51] } 6... Qf6 { [%eval 0.0] [%clk 0:43:53] } 7. d3 { [%eval 0.1] [%clk 0:34:29] } 7... h5 { [%eval 0.32] [%clk 0:39:33] } 8. Be3 { [%eval 0.31] [%clk 0:31:04] } 8... Ne7?! { [%eval 1.26] } { Inaccuracy. Bxf3 was best. } { [%clk 0:37:24] } 9. Nbd2 { [%eval 1.18] [%clk 0:29:58] } 9... Ng6 { [%eval 1.59] [%clk 0:35:07] } 10. d4 { [%eval 1.89] [%clk 0:24:26] } 10... Nf4 { [%eval 1.99] [%clk 0:30:54] } 11. Bxc6+ { [%eval 1.75] [%clk 0:19:20] } 11... bxc6 { [%eval 1.86] [%clk 0:30:55] } 12. Qa4 { [%eval 1.64] [%clk 0:16:42] } 12... Bd7 { [%eval 1.72] [%clk 0:30:20] } 13. dxe5?! { [%eval 0.82] } { Inaccuracy. Qa5 was best. } { [%clk 0:16:21] } 13... dxe5 { [%eval 0.8] [%clk 0:30:14] } 14. Bxf4 { [%eval 0.83] [%clk 0:15:26] } 14... Qxf4 { [%eval 0.95] [%clk 0:29:18] } 15. Nc4 { [%eval 0.78] [%clk 0:12:26] } 15... f6?? { [%eval 2.73] } { Blunder. Bd6 was best. } { [%clk 0:25:12] } 16. Rad1 { [%eval 2.88] [%clk 0:11:10] } 16... Qg4? { [%eval 4.72] } { Mistake. Rh6 was best. } { [%clk 0:24:11] } 17. Ncxe5 { [%eval 4.61] [%clk 0:09:16] } 17... fxe5 { [%eval 4.58] [%clk 0:23:42] } 18. Nxe5 { [%eval 4.48] [%clk 0:09:12] } 18... Qe6 { [%eval 3.8] [%clk 0:23:21] } 19. Nxd7 { [%eval 3.94] [%clk 0:07:01] } 19... Bd6 { [%eval 3.91] [%clk 0:19:49] } 20. e5 { [%eval 3.8] [%clk 0:06:44] } 20... Kxd7 { [%eval 3.99] [%clk 0:19:17] } 21. exd6 { [%eval 3.85] [%clk 0:06:24] } 21... cxd6 { [%eval 3.75] [%clk 0:19:18] } 22. Rfe1 { [%eval 3.81] [%clk 0:06:11] } 22... Qf6 { [%eval 3.91] [%clk 0:19:06] } 23. Re2 { [%eval 3.71] [%clk 0:05:24] } 23... Rhe8 { [%eval 3.96] [%clk 0:18:14] } 24. Red2?! { [%eval 2.79] } { Inaccuracy. Rxe8 was best. } { [%clk 0:04:44] } 24... Kc7?? { [%eval 5.7] } { Blunder. Re6 was best. } { [%clk 0:17:38] } 25. Qa5+ { [%eval 5.72] [%clk 0:04:45] } 25... Kc8 { [%eval 5.54] [%clk 0:17:39] } 26. Qb6 { [%eval 5.78] [%clk 0:03:31] } 26... d5 { [%eval 5.54] [%clk 0:17:12] } 27. c4 { [%eval 5.49] [%clk 0:03:36] } 27... dxc4?! { [%eval 8.36] } { Inaccuracy. Qd6 was best. } { [%clk 0:16:34] } 28. Rd7 { [%eval 8.19] [%clk 0:03:16] } 28... Re1+ { [%eval 8.57] [%clk 0:16:05] } 29. Rxe1 { [%eval 8.56] [%clk 0:03:24] } 29... Kxd7 { [%eval 8.58] [%clk 0:16:14] } 30. Qb7+ { [%eval 8.49] [%clk 0:03:33] } 30... Kd6 { [%eval 8.39] [%clk 0:16:22] } 31. Qxa8 { [%eval 8.18] [%clk 0:03:21] } 31... Qxb2? { [%eval #10] } { Checkmate is now unavoidable. c3 was best. } { [%clk 0:16:28] } 32. Qd8+ { [%eval #9] [%clk 0:03:29] } 32... Kc5 { [%eval #9] [%clk 0:16:30] } 33. Qa5+? { [%eval 7.87] } { Lost forced checkmate sequence. Qf8+ was best. } { [%clk 0:03:30] } 33... Kd6? { [%eval #10] } { Checkmate is now unavoidable. Qb5 was best. } { [%clk 0:16:25] } 34. Qd8+ { [%eval #9] [%clk 0:03:22] } 34... Kc5 { [%eval #9] [%clk 0:16:33] } 35. Qf8+ { [%eval #8] [%clk 0:03:30] } 35... Kd5 { [%eval #8] [%clk 0:16:31] } 36. Rd1+ { [%eval #7] [%clk 0:03:29] } 36... Ke4 { [%eval #7] [%clk 0:16:32] } 37. f3+ { [%eval #14] [%clk 0:03:11] } 37... Ke5 { [%eval #6] [%clk 0:16:37] } 38. Qxg7+ { [%eval #5] [%clk 0:03:15] } 1-0