[Event "rated classical game"] [Site "https://lichess.org/4kz2JgtQ"] [Date "2026.04.11"] [Round "-"] [White "JayHamburglar"] [Black "osumarko"] [Result "1-0"] [GameId "4kz2JgtQ"] [UTCDate "2026.04.11"] [UTCTime "12:55:00"] [WhiteElo "1536"] [BlackElo "1275"] [WhiteRatingDiff "+10"] [BlackRatingDiff "-6"] [Variant "Standard"] [TimeControl "2700+45"] [ECO "B07"] [Opening "Czech Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 { [%eval 0.18] } 1... d6 { [%eval 0.43] } 2. d4 { [%eval 0.43] } 2... Nf6 { [%eval 0.43] } 3. Nc3 { [%eval 0.38] } 3... c6 { [%eval 0.83] } { B07 Czech Defense } 4. Nf3 { [%eval 0.43] } 4... g6 { [%eval 0.55] } 5. Be2 { [%eval 0.46] } 5... Bg7 { [%eval 0.45] } 6. O-O { [%eval 0.41] } 6... Nbd7 { [%eval 0.95] } 7. b3?! { (0.95 → 0.18) Inaccuracy. e5 was best. } { [%eval 0.18] } (7. e5 dxe5 8. dxe5 Nd5 9. Nxd5 cxd5 10. Qxd5 Nxe5 11. Qxd8+ Kxd8) 7... O-O { [%eval 0.12] } 8. Bd2 { [%eval -0.26] } 8... e5 { [%eval -0.27] } 9. dxe5 { [%eval -0.28] } 9... dxe5 { [%eval -0.22] } 10. Qc1 { [%eval -0.32] } 10... Re8 { [%eval -0.15] } 11. Qa3 { [%eval -0.62] } 11... Bf8 { [%eval -0.52] } 12. b4? { (-0.52 → -2.16) Mistake. Qc1 was best. } { [%eval -2.16] } (12. Qc1 Nc5 13. Bg5 Ne6 14. Rd1 Qe7 15. Be3 Qb4 16. Bc4 b5 17. Bxe6 Bxe6) 12... a6? { (-2.16 → -0.46) Mistake. a5 was best. } { [%eval -0.46] } (12... a5 13. Bd3 Nb6 14. Qc1 axb4 15. Ne2 Bg4 16. Rd1 Nbd7 17. Ng3 b5 18. Be2) 13. Nd1?? { (-0.46 → -2.63) Blunder. Qb2 was best. } { [%eval -2.63] } (13. Qb2 b5 14. a4 Rb8 15. Be3 bxa4 16. Bc4 Bxb4 17. Ng5 Re7 18. Nxa4 h6) 13... Nxe4 { [%eval -2.39] } 14. Be3 { [%eval -2.62] } 14... Ndf6 { [%eval -2.8] } 15. Nc3 { [%eval -2.72] } 15... Nxc3 { [%eval -2.82] } 16. Qxc3 { [%eval -2.67] } 16... Ne4?! { (-2.67 → -1.46) Inaccuracy. Nd5 was best. } { [%eval -1.46] } (16... Nd5 17. Qb3 Nxe3 18. Qxe3 Bxb4 19. Bc4 Qe7 20. Ng5 Rf8 21. c3 Bd6 22. Ne4) 17. Qb3 { [%eval -1.5] } 17... Be6 { [%eval -1.36] } 18. Bc4? { (-1.36 → -2.77) Mistake. c4 was best. } { [%eval -2.77] } (18. c4 Qc7 19. h3 h6 20. Rfe1 f5 21. a4 Nf6 22. Rad1 Nd7 23. Bc1 e4) 18... b5? { (-2.77 → -1.13) Mistake. Bxc4 was best. } { [%eval -1.13] } (18... Bxc4 19. Qxc4 Qd5 20. Nd2 Nxd2 21. Qxd5 cxd5 22. Bxd2 Rec8 23. c3 Rc4 24. Rfd1) 19. Bxe6 { [%eval -1.16] } 19... Rxe6 { [%eval -1.06] } 20. Rfd1 { [%eval -1.17] } 20... Rd6 { [%eval -1.14] } 21. c3 { [%eval -1.25] } 21... Rd3? { (-1.25 → 0.00) Mistake. Bg7 was best. } { [%eval 0.0] } (21... Bg7 22. Rxd6 Nxd6 23. Rd1 Qc7 24. Nd2 Rd8 25. a4 Rd7 26. Re1 Nf5 27. Ne4) 22. Nxe5 { [%eval 0.0] } 22... Rxd1+ { [%eval 0.0] } 23. Rxd1 { [%eval 0.0] } 23... Qf6 { [%eval 0.33] } 24. Rd7 { [%eval 0.29] } 24... Be7?? { (0.29 → 5.41) Blunder. Qe6 was best. } { [%eval 5.41] } (24... Qe6 25. Qxe6 fxe6 26. Bd4 a5 27. f3 Nf6 28. Rb7 axb4 29. cxb4 Nd5 30. a3) 25. Ng4 { [%eval 5.31] } 25... Qxc3?! { (5.31 → 7.56) Inaccuracy. Re8 was best. } { [%eval 7.56] } (25... Re8 26. Nxf6+ Nxf6 27. Rd1 Nd5 28. Bd4 a5 29. bxa5 b4 30. Qb2 bxc3 31. Bxc3) 26. Nh6+ { [%eval 7.33] } 26... Kg7? { (7.33 → Mate in 8) Checkmate is now unavoidable. Kh8 was best. } { [%eval #8] } (26... Kh8 27. Bd4+ Qxd4 28. Rxd4 Rf8 29. Rxe4 Bf6 30. Nxf7+ Kg7 31. Nd6 h6 32. Kf1) 27. Bd4+?? { (Mate in 8 → 6.76) Lost forced checkmate sequence. Qxf7+ was best. } { [%eval 6.76] } (27. Qxf7+ Kh8 28. Bd4+ Qxd4 29. Rxd4 Re8 30. Qxe8+ Kg7 31. Qxe7+ Kxh6 32. Rxe4 g5) 27... Bf6?? { (6.76 → Mate in 10) Checkmate is now unavoidable. Qxd4 was best. } { [%eval #10] } (27... Qxd4 28. Qxf7+ Kxh6 29. Rxd4 Nd6 30. Qxe7 Nf5 31. Rh4+ Nxh4 32. Qxh4+ Kg7 33. Qe7+) 28. Bxc3?! { (Mate in 10 → 11.49) Lost forced checkmate sequence. Qxf7+ was best. } { [%eval 11.49] } (28. Qxf7+ Kxh6 29. Bxc3 Rd8 30. Bxf6 Nxf6 31. Rxd8 Nd5 32. h4 Kh5 33. Qxh7+ Kg4) 28... Nxc3?! { (11.49 → Mate in 5) Checkmate is now unavoidable. Kxh6 was best. } { [%eval #5] } (28... Kxh6 29. Qxf7 Ng5 30. Qxf6 Ra7 31. Rxa7 Kh5 32. h4 Nf3+ 33. gxf3 h6 34. Kh2) 29. Qxf7+ { [%eval #5] } 29... Kxh6 { [%eval #5] } 30. Qxf6 { [%eval #4] } 30... Re8 { [%eval #1] } 31. Qh4# { White wins by checkmate. } 1-0