Event: FIDE World Youth U16 Chess Olympiad 2025
Site: https://lichess.org/broadcast/fide-world-youth-u16-chess-olympiad-2025--matches-19/round-3/vVYiARsf/sPw4v7oV
White: De Leon, Ariel
WhiteElo: 1618
Black: Calles, Johan
BlackElo: 1482
Result: 0-1
ECO: B00
Opening: Pirc Defense
Variant: Standard
TimeControl: 2700+10

1. e4 { [%eval 0.18] [%clk 0:14:11] } 1... d6 { [%eval 0.43] [%clk 0:45:08] } 2. Nc3 { [%eval 0.28] [%clk 0:14:14] } 2... Nf6 { [%eval 0.45] [%clk 0:45:16] } 3. Bc4 { [%eval 0.01] [%clk 0:14:19] } 3... g6 { [%eval 0.2] [%clk 0:45:24] } 4. d3 { [%eval 0.12] [%clk 0:14:24] } 4... Bg7 { [%eval 0.15] [%clk 0:45:31] } 5. Nge2 { [%eval 0.0] [%clk 0:14:18] } 5... O-O { [%eval 0.0] [%clk 0:45:30] } 6. f4 { [%eval -0.26] [%clk 0:14:22] } 6... c6 { [%eval 0.0] [%clk 0:44:19] } 7. O-O { [%eval -0.5] [%clk 0:13:15] } 7... d5?! { [%eval 0.24] } { Inaccuracy. b5 was best. } { [%clk 0:42:21] } 8. Bb3 { [%eval 0.13] [%clk 0:10:51] } 8... Nbd7 { [%eval 0.55] [%clk 0:38:13] } 9. exd5 { [%eval 0.23] [%clk 0:10:19] } 9... cxd5 { [%eval 0.24] [%clk 0:36:03] } 10. Nxd5 { [%eval 0.19] [%clk 0:09:58] } 10... Nxd5 { [%eval 0.47] [%clk 0:36:06] } 11. Bxd5 { [%eval 0.47] [%clk 0:10:03] } 11... Qb6+ { [%eval 0.8] [%clk 0:35:36] } 12. d4 { [%eval 0.58] [%clk 0:09:54] } 12... Nf6 { [%eval 0.75] [%clk 0:35:00] } 13. Bb3?! { [%eval 0.15] } { Inaccuracy. Bf3 was best. } { [%clk 0:09:33] } 13... Rd8 { [%eval 0.28] [%clk 0:32:18] } 14. c3 { [%eval 0.4] [%clk 0:09:27] } 14... Ne4 { [%eval 0.74] [%clk 0:32:00] } 15. Qd3 { [%eval 0.36] [%clk 0:04:11] } 15... Bf5 { [%eval 0.6] [%clk 0:26:36] } 16. Qe3 { [%eval 0.31] [%clk 0:01:34] } 16... Qa6 { [%eval 0.55] [%clk 0:22:05] } 17. Ng3 { [%eval 0.43] [%clk 0:00:08] } 17... Nxg3 { [%eval 0.48] [%clk 0:21:25] } 18. Qxg3 { [%eval 0.29] } 18... e6 { [%eval 0.57] [%clk 0:21:25] } 19. Qf3 { [%eval 0.48] } 19... Bd3 { [%eval 0.48] [%clk 0:20:47] } 20. Re1 { [%eval 0.52] } 20... Bb5?! { [%eval 1.11] } { Inaccuracy. Rac8 was best. } { [%clk 0:19:48] } 21. d5?! { [%eval 0.4] } { Inaccuracy. f5 was best. } 21... exd5 { [%eval 0.47] [%clk 0:16:56] } 22. Bxd5 { [%eval 0.46] } 22... Re8 { [%eval 0.81] [%clk 0:16:48] } 23. Bd2?! { [%eval 0.0] } { Inaccuracy. Be3 was best. } 23... Bc6 { [%eval 0.34] [%clk 0:15:45] } 24. Bxc6 { [%eval 0.43] } 24... bxc6 { [%eval 0.4] [%clk 0:15:52] } 25. f5 { [%eval -0.01] } 25... Qb6+ { [%eval -0.01] [%clk 0:15:41] } 26. Be3 { [%eval -0.08] } 26... Qxb2 { [%eval -0.09] [%clk 0:15:25] } 27. f6?! { [%eval -0.82] } { Inaccuracy. fxg6 was best. } 27... Bf8 { [%eval -0.74] [%clk 0:15:20] } 28. Qxc6 { [%eval -0.94] } 28... Rec8?! { [%eval -0.28] } { Inaccuracy. Rac8 was best. } { [%clk 0:15:07] } 29. Qd7 { [%eval -0.67] } 29... Qxc3 { [%eval -0.81] [%clk 0:11:53] } 30. Rac1?! { [%eval -1.94] } { Inaccuracy. Qd4 was best. } 30... Qa5? { [%eval -0.42] } { Mistake. Qxe3+ was best. } { [%clk 0:11:59] } 31. Bd2?? { [%eval -2.94] } { Blunder. a4 was best. } 31... Qd8?? { [%eval -0.09] } { Blunder. Qb6+ was best. } { [%clk 0:11:55] } 32. Qxd8 { [%eval -0.07] } 32... Rxd8 { [%eval -0.06] [%clk 0:12:02] } 33. Bf4 { [%eval -0.17] } 33... Rac8 { [%eval -0.01] [%clk 0:11:33] } 34. h4 { [%eval -0.04] } 34... h5 { [%eval 0.0] [%clk 0:10:08] } 35. Kh2 { [%eval 0.0] } 35... a6 { [%eval 0.0] [%clk 0:08:59] } 36. Kh3 { [%eval -0.02] } 36... Rxc1 { [%eval 0.0] [%clk 0:08:02] } 37. Rxc1 { [%eval -0.07] } 37... Rd3+ { [%eval 0.0] [%clk 0:08:08] } 38. g3 { [%eval 0.0] } 38... Rd8 { [%eval 0.0] [%clk 0:07:47] } 39. Rc6 { [%eval 0.0] } 39... a5 { [%eval 0.0] [%clk 0:07:41] } 40. Ra6 { [%eval 0.0] } 40... Bb4 { [%eval 0.0] [%clk 0:07:48] } 41. Bc7 { [%eval 0.0] } 41... Rc8 { [%eval 0.0] [%clk 0:06:09] } 42. Bxa5 { [%eval 0.0] } 42... Bxa5 { [%eval 0.0] [%clk 0:06:17] } 43. Rxa5 { [%eval 0.0] } 43... Rc6 { [%eval 0.0] [%clk 0:06:25] } 44. Ra8+ { [%eval 0.0] } 44... Kh7 { [%eval 0.0] [%clk 0:06:34] } 45. a4 { [%eval 0.0] } 45... Rxf6 { [%eval 0.0] [%clk 0:06:41] } 46. a5 { [%eval 0.0] } 46... Rf1 { [%eval -0.02] [%clk 0:06:31] } 47. a6 { [%eval 0.0] } 47... Ra1 { [%eval 0.0] [%clk 0:06:40] } 48. a7 { [%eval 0.0] } 48... Kg7 { [%eval 0.0] [%clk 0:06:47] } 49. g4?? { [%eval -5.1] } { Blunder. Rb8 was best. } 49... hxg4+?? { [%eval 0.0] } { Blunder. Ra3+ was best. } { [%clk 0:06:32] } 50. Kxg4 { [%eval 0.0] } 50... Kf6 { [%eval 0.0] [%clk 0:06:39] } 51. Kf3 { [%eval 0.0] } 51... Kf5 { [%eval 0.0] [%clk 0:06:43] } 52. Kg3 { [%eval 0.0] } 52... Ra3+ { [%eval 0.0] [%clk 0:06:45] } 53. Kg2 { [%eval 0.0] } 53... Kg4 { [%eval 0.0] [%clk 0:06:52] } 54. h5 { [%eval 0.0] } 54... Ra2+ { [%eval 0.0] [%clk 0:06:08] } 55. Kf1 { [%eval 0.0] } 55... Kf3 { [%eval 0.0] [%clk 0:06:12] } 56. Ke1 { [%eval 0.0] } 56... gxh5 { [%eval 0.0] [%clk 0:06:17] } 57. Rh8 { [%eval 0.0] } 57... Rxa7 { [%eval 0.0] [%clk 0:06:18] } 58. Rxh5 { [%eval 0.0] } 58... Kg4 { [%eval 0.0] [%clk 0:06:21] } 59. Rc5 { [%eval 0.0] } 59... f5 { [%eval 0.0] [%clk 0:06:27] } 60. Kf1 { [%eval 0.0] } 60... f4 { [%eval 0.0] [%clk 0:06:29] } 61. Rc2 { [%eval 0.0] } 61... Ra1+ { [%eval 0.0] [%clk 0:06:13] } 62. Kf2 { [%eval 0.0] } 62... Rh1 { [%eval 0.0] [%clk 0:06:04] } 63. Kg2 { [%eval 0.0] } 63... Rh3 { [%eval 0.0] [%clk 0:05:45] } 64. Rc4 { [%eval 0.0] } 64... Rg3+ { [%eval 0.0] [%clk 0:05:38] } 65. Kf2 { [%eval 0.0] } 65... Re3 { [%eval 0.0] [%clk 0:04:50] } 66. Rb4 { [%eval 0.0] } 66... Kf5 { [%eval 0.0] [%clk 0:04:00] } 67. Rb5+ { [%eval 0.0] } 67... Re5 { [%eval 0.0] [%clk 0:04:08] } 68. Rxe5+ { [%eval 0.0] } 68... Kxe5 { [%eval 0.0] [%clk 0:04:17] } 69. Kf3 { [%eval 0.0] } 69... Kf5 { [%eval 0.0] [%clk 0:04:25] } 70. Ke2 { [%eval 0.0] } 70... Ke4 { [%eval 0.0] [%clk 0:04:34] } 71. Kf1?? { [%eval #-10] } { Checkmate is now unavoidable. Kf2 was best. } 71... Kf3 { [%eval #-13] [%clk 0:04:41] } 0-1