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Sierra Vallina, Lionel vs Nainys, Zanas

2026.10.15 · game 1
White to move
PGN
[Event "fidesub17"]
[Site "https://lichess.org/broadcast/fide-world-u7-u17-championships-2026-o17/round-4/xOEtUlbS/kCj6ZSae"]
[Date "2026.10.15"]
[Round "4.3"]
[White "Sierra Vallina, Lionel"]
[Black "Nainys, Zanas"]
[Result "0-1"]
[WhiteElo "2381"]
[WhiteTitle "FM"]
[WhiteFideId "54559774"]
[BlackElo "2301"]
[BlackTitle "FM"]
[BlackFideId "12844098"]
[TimeControl "45+30"]
[Variant "Standard"]
[ECO "C02"]
[Opening "French Defense: Advance Variation, Paulsen Attack"]
[UTCDate "2026.10.15"]
[UTCTime "14:43:50"]
[BroadcastName "FIDE World U7-U17 Championships 2026 | O17"]
[BroadcastURL "https://lichess.org/broadcast/fide-world-u7-u17-championships-2026-o17/round-4/xOEtUlbS"]
[GameURL "https://lichess.org/broadcast/fide-world-u7-u17-championships-2026-o17/round-4/xOEtUlbS/kCj6ZSae"]

1. e4 { [%eval 0.18] [%clk 0:45:58] } 1... e6 { [%eval 0.22] [%clk 0:45:21] } 2. d4 { [%eval 0.29] [%clk 0:46:15] } 2... d5 { [%eval 0.38] [%clk 0:45:46] } 3. e5 { [%eval 0.25] [%clk 0:46:42] } 3... c5 { [%eval 0.2] [%clk 0:46:13] } 4. c3 { [%eval 0.27] [%clk 0:47:08] } 4... Nc6 { [%eval 0.11] [%clk 0:46:40] } 5. Nf3 { [%eval 0.22] [%clk 0:47:33] } 5... f6 { [%eval 0.54] [%clk 0:47:07] } 6. Bb5 { [%eval 0.47] [%clk 0:47:55] } 6... Qb6 { [%eval 0.57] [%clk 0:47:33] } 7. Bxc6+ { [%eval 0.55] [%clk 0:48:04] } 7... Qxc6 { [%eval 0.54] [%clk 0:48:01] } 8. O-O { [%eval 0.72] [%clk 0:48:05] } 8... Bd7 { [%eval 0.68] [%clk 0:48:26] } 9. Re1 { [%eval 0.6] [%clk 0:47:29] } 9... Ne7 { [%eval 0.69] [%clk 0:48:52] } 10. Nbd2 { [%eval 0.46] [%clk 0:45:26] } 10... Ng6 { [%eval 0.62] [%clk 0:49:14] } 11. h4 { [%eval 0.51] [%clk 0:45:45] } 11... h5 { [%eval 0.66] [%clk 0:49:42] } 12. dxc5 { [%eval 0.63] [%clk 0:41:58] } 12... Bxc5 { [%eval 0.96] [%clk 0:47:42] } 13. Nb3 { [%eval 0.97] [%clk 0:42:17] } 13... Be7 { [%eval 1.02] [%clk 0:46:03] } 14. Nbd4 { [%eval 0.96] [%clk 0:39:30] } 14... Qa6 { [%eval 1.0] [%clk 0:45:46] } 15. b4?! { [%eval 0.42] } { Inaccuracy. Qc2 was best. } { [%clk 0:32:21] } 15... Kf7 { [%eval 0.64] [%clk 0:29:21] } 16. b5 { [%eval 0.44] [%clk 0:32:26] } 16... Qb6 { [%eval 0.41] [%clk 0:29:02] } 17. a4 { [%eval 0.33] [%clk 0:28:42] } 17... Qc7 { [%eval 0.51] [%clk 0:29:05] } 18. exf6?! { [%eval -0.55] } { Inaccuracy. c4 was best. } { [%clk 0:14:27] } 18... gxf6 { [%eval -0.72] [%clk 0:29:24] } 19. Bb2? { [%eval -2.34] } { Mistake. Ng5+ was best. } { [%clk 0:12:52] } 19... Rag8?! { [%eval -1.35] } { Inaccuracy. e5 was best. } { [%clk 0:23:20] } 20. Ne2? { [%eval -3.04] } { Mistake. c4 was best. } { [%clk 0:10:27] } 20... Nf4? { [%eval -1.31] } { Mistake. Qc4 was best. } { [%clk 0:23:29] } 21. Nxf4 { [%eval -1.37] [%clk 0:06:05] } 21... Qxf4 { [%eval -1.17] [%clk 0:23:57] } 22. Ba3 { [%eval -1.33] [%clk 0:06:14] } 22... Bd8 { [%eval -1.56] [%clk 0:14:22] } 23. Re3? { [%eval -3.05] } { Mistake. g3 was best. } { [%clk 0:06:37] } 23... Bb6?! { [%eval -2.05] } { Inaccuracy. Qg4 was best. } { [%clk 0:12:28] } 24. Ne5+ { [%eval -2.67] [%clk 0:07:03] } 24... Ke8 { [%eval -2.53] [%clk 0:11:40] } 25. Nd3 { [%eval -2.22] [%clk 0:07:23] } 25... Qxh4 { [%eval -2.36] [%clk 0:07:48] } 26. Nc5 { [%eval -2.41] [%clk 0:06:46] } 26... Qg4?? { [%eval -0.1] } { Blunder. Rg5 was best. } { [%clk 0:01:40] } 27. Qxg4?? { [%eval -3.62] } { Blunder. Qxd5 was best. } { [%clk 0:05:45] } 27... Rxg4 { [%eval -3.81] [%clk 0:02:09] } 28. a5 { [%eval -4.5] [%clk 0:04:55] } 28... Bxc5 { [%eval -4.28] [%clk 0:02:11] } 29. Bxc5 { [%eval -3.94] [%clk 0:05:24] } 29... Kf7? { [%eval -2.39] } { Mistake. Rhg8 was best. } { [%clk 0:01:21] } 30. Rae1?? { [%eval -5.03] } { Blunder. f3 was best. } { [%clk 0:02:37] } 30... Rhg8 { [%eval -5.1] [%clk 0:00:43] } 31. g3 { [%eval -4.71] [%clk 0:02:55] } 31... h4? { [%eval -2.67] } { Mistake. Ra4 was best. } { [%clk 0:00:34] } 32. Kg2?? { [%eval -5.5] } { Blunder. Bxa7 was best. } { [%clk 0:02:56] } 32... e5 { [%eval -5.5] [%clk 0:00:49] } 33. Rf3 { [%eval -5.52] [%clk 0:02:35] } 33... Ke6 { [%eval -5.14] [%clk 0:00:48] } 34. Rb1 { [%eval -5.36] [%clk 0:02:27] } 34... Ra4 { [%eval -5.13] [%clk 0:00:39] } 35. c4 { [%eval -6.03] [%clk 0:01:23] } 35... Rxc4 { [%eval -5.84] [%clk 0:00:37] } 36. Bxa7 { [%eval -5.51] [%clk 0:01:48] } 36... hxg3 { [%eval -4.81] [%clk 0:00:58] } 37. Rxg3 { [%eval -4.62] [%clk 0:01:28] } 37... Rxg3+?! { [%eval -3.0] } { Inaccuracy. Ra8 was best. } { [%clk 0:00:33] } 38. Kxg3 { [%eval -2.92] [%clk 0:01:57] } 38... d4?? { [%eval -0.83] } { Blunder. Rc3+ was best. } { [%clk 0:00:46] } 39. Rb2?? { [%eval -3.4] } { Blunder. a6 was best. } { [%clk 0:01:09] } 39... Rc3+ { [%eval -2.99] [%clk 0:00:52] } 40. Kg2?! { [%eval -4.11] } { Inaccuracy. Kh2 was best. } { [%clk 0:01:34] } 40... Ra3 { [%eval -3.92] [%clk 0:00:49] } 41. Bb6 { [%eval -3.84] [%clk 0:01:41] } 41... Kf5 { [%eval -4.88] [%clk 0:00:36] } 42. Bd8 { [%eval -5.32] [%clk 0:01:19] } 42... e4?? { [%eval -0.67] } { Blunder. Be6 was best. } { [%clk 0:00:32] } 43. a6 { [%eval -0.66] [%clk 0:01:26] } 43... bxa6 { [%eval -0.61] [%clk 0:00:54] } 44. b6 { [%eval -0.66] [%clk 0:01:50] } 44... Bc6 { [%eval -0.56] [%clk 0:00:53] } 45. b7 { [%eval -0.63] [%clk 0:01:12] } 45... e3+ { [%eval -0.62] [%clk 0:01:21] } 46. Kf1 { [%eval -0.88] [%clk 0:01:36] } 46... Ra1+?! { [%eval -0.03] } { Inaccuracy. Bxb7 was best. } { [%clk 0:01:06] } 47. Ke2 { [%eval 0.0] [%clk 0:02:02] } 47... Bxb7 { [%eval -0.06] [%clk 0:01:03] } 48. fxe3 { [%eval -0.05] [%clk 0:02:03] } 48... Bc6 { [%eval -0.14] [%clk 0:00:33] } 49. exd4 { [%eval -0.06] [%clk 0:02:18] } 49... Bb5+ { [%eval -0.05] [%clk 0:00:51] } 50. Kd2 { [%eval 0.0] [%clk 0:01:06] } 50... Rf1 { [%eval -0.04] [%clk 0:00:32] } 51. Ke3 { [%eval -0.1] [%clk 0:01:05] } 51... Re1+ { [%eval -0.11] [%clk 0:00:51] } 52. Kd2 { [%eval -0.27] [%clk 0:01:22] } 52... Re8 { [%eval -0.04] [%clk 0:01:16] } 53. Bc7 { [%eval -0.18] [%clk 0:01:35] } 53... Ke4 { [%eval -0.36] [%clk 0:01:21] } 54. Bb6 { [%eval -0.19] [%clk 0:00:49] } 54... Kd5 { [%eval -0.3] [%clk 0:01:50] } 55. Rb3 { [%eval -0.5] [%clk 0:00:45] } 55... Re2+ { [%eval -0.73] [%clk 0:02:10] } 56. Kd1?? { [%eval -7.36] } { Blunder. Kc1 was best. } { [%clk 0:01:06] } 56... Re6 { [%eval -7.2] [%clk 0:02:13] } 57. Ba7?! { [%eval -93.0] } { Inaccuracy. Rh3 was best. } { [%clk 0:01:16] } 57... Ba4 { [%eval -93.06] [%clk 0:02:38] } 58. Kc2 { [%eval -93.06] [%clk 0:01:44] } 58... Kc4 { [%eval -11.16] [%clk 0:03:01] } 0-1
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