[Event "World Junior Championship"] [Site "chess24.com"] [Date "2022.10.14"] [Round "4"] [White "Boyer, Mahel"] [Black "Lux,Hugo de Melo"] [Result "0-1"] [WhiteElo "2445"] [WhiteTitle "IM"] [BlackElo "2309"] [BlackTitle "FM"] [Board "30"] [Variant "Standard"] [ECO "D25"] [Opening "Queen's Gambit Accepted: Winawer Defense"] [Annotator "https://lichess.org/broadcast/-/-/f3BJb5Ry"] [StudyName "Round 4"] [ChapterName "Boyer, Mahel - Lux,Hugo de Melo"] [Source "https://lichess.org/study/f3BJb5Ry/MslkwHKi"] [Orientation "white"] 1. d4 { [%eval 0.0] [%clk 1:26:50] } 1... d5 { [%eval 0.38] [%clk 1:27:49] } 2. c4 { [%eval 0.29] [%clk 1:19:11] } 2... dxc4 { [%eval 0.33] [%clk 1:26:47] } 3. Nf3 { [%eval 0.0] [%clk 1:18:11] } 3... Nf6 { [%eval 0.32] [%clk 1:25:20] } 4. e3 { [%eval 0.13] [%clk 1:18:26] } 4... Be6?! { [%eval 0.78] } { Inaccuracy. e6 was best. } { [%clk 1:25:22] } (4... e6 5. Bxc4 a6 6. O-O c5 7. dxc5 Qxd1 8. Rxd1 Bxc5 9. Be2) 5. Nc3 { [%eval 0.71] [%clk 0:57:12] } 5... h6 { [%eval 1.2] [%clk 1:23:55] } 6. e4 { [%eval 0.94] [%clk 0:35:32] } 6... c6 { [%eval 0.89] [%clk 1:21:22] } 7. a4 { [%eval 0.77] [%clk 0:35:44] } 7... Nbd7 { [%eval 0.86] [%clk 1:19:07] } 8. Nd2 { [%eval 0.92] [%clk 0:34:10] } 8... Qa5 { [%eval 0.91] [%clk 0:44:05] } 9. Bxc4?! { [%eval 0.0] } { Inaccuracy. Be2 was best. } { [%clk 0:26:43] } (9. Be2 Nb6 10. O-O Rd8 11. Qc2 g6 12. Nf3 Bg4 13. Ne5 Bxe2 14. Nxe2 Bg7 15. Bd2 Qa6) 9... Bxc4 { [%eval 0.11] [%clk 0:43:29] } 10. Nxc4 { [%eval 0.22] [%clk 0:27:08] } 10... Qb4 { [%eval 0.01] [%clk 0:42:47] } 11. Qe2 { [%eval 0.15] [%clk 0:27:31] } 11... Nxe4 { [%eval 0.09] [%clk 0:32:00] } 12. O-O { [%eval -0.13] [%clk 0:27:26] } 12... Nd6 { [%eval 0.05] [%clk 0:31:58] } 13. Nxd6+ { [%eval 0.06] [%clk 0:26:38] } 13... Qxd6 { [%eval 0.0] [%clk 0:32:26] } 14. d5 { [%eval -0.09] [%clk 0:26:44] } 14... e6 { [%eval 0.17] [%clk 0:14:18] } 15. Re1 { [%eval 0.0] [%clk 0:16:46] } 15... cxd5 { [%eval -0.15] [%clk 0:10:49] } 16. Nb5 { [%eval -0.12] [%clk 0:16:21] } 16... Qb8 { [%eval -0.09] [%clk 0:11:17] } 17. Qg4 { [%eval -0.17] [%clk 0:08:47] } 17... Nf6 { [%eval 0.0] [%clk 0:08:41] } 18. Qh4? { [%eval -1.53] } { Mistake. Qf3 was best. } { [%clk 0:04:20] } (18. Qf3 Bd6 19. Nxd6+ Qxd6 20. b3 O-O 21. Ba3 Qb6 22. a5 Qb5 23. Bxf8 Rxf8 24. Qe3 b6) 18... Bd6? { [%eval 0.0] } { Mistake. Ne4 was best. } { [%clk 0:05:24] } (18... Ne4 19. Bf4 g5 20. Bxb8 gxh4 21. Nc7+ Kd7 22. Nxa8 Bc5 23. Rxe4 dxe4 24. Rd1+ Ke7 25. Rc1) 19. Bg5?? { [%eval -4.88] } { Blunder. Nxd6+ was best. } { [%clk 0:04:06] } (19. Nxd6+ Qxd6 20. b3 O-O 21. Bxh6 e5 22. Bxg7 Kxg7 23. Qg5+ Kh7 24. Re3 Ng8 25. Rg3 Qg6) 19... Bxh2+ { [%eval -4.85] [%clk 0:02:32] } 20. Kf1 { [%eval -5.18] [%clk 0:01:58] } 20... hxg5?? { [%eval -2.49] } { Blunder. Be5 was best. } { [%clk 0:03:00] } (20... Be5 21. f4) 21. Qxh8+ { [%eval -2.6] [%clk 0:02:12] } 21... Ke7 { [%eval -2.4] [%clk 0:03:29] } 22. Qxg7?! { [%eval -3.65] } { Inaccuracy. Qh3 was best. } { [%clk 0:01:25] } (22. Qh3 a6 23. Nd4 Be5 24. Qa3+ Ke8 25. Rad1 Ne4 26. g3 Qc7 27. Qb3 Kf8 28. Kg2 Bf6) 22... Qf4 { [%eval -3.34] [%clk 0:03:37] } 23. Re2? { [%eval -6.08] } { Mistake. Nc3 was best. } { [%clk 0:00:35] } (23. Nc3) 23... Rg8?! { [%eval -4.78] } { Inaccuracy. Nh5 was best. } { [%clk 0:02:06] } (23... Nh5 24. Rxe6+ Kxe6 25. Qh6+ Nf6 26. g3 Bxg3 27. Re1+ Kd7 28. Qh3+ g4 29. Qxg3 Qxg3 30. fxg3) 24. Qh6 { [%eval -4.9] [%clk 0:00:54] } 24... Ne4 { [%eval -4.98] [%clk 0:00:39] } 25. Ra3?? { [%eval #-5] } { Checkmate is now unavoidable. Rxe4 was best. } { [%clk 0:00:32] } (25. Rxe4 dxe4) 25... Qc1+ { [%clk 0:00:43] } 26. Re1 { [%clk 0:00:58] } 26... Qc4+ { [%clk 0:01:05] } 27. Re2 { [%clk 0:01:23] } 27... Nd2+ { [%clk 0:01:29] } 28. Ke1 { [%clk 0:01:50] } 28... Qc1# { [%clk 0:01:53] } 0-1