[Event "PE3 IS2A PRACTICAL 1"] [Site "https://lichess.org/tCfNTIWi"] [Date "2024.08.27"] [Round "-"] [White "zyrus_jay"] [Black "AlexMascarinas77"] [Result "0-1"] [GameId "tCfNTIWi"] [UTCDate "2024.08.27"] [UTCTime "00:26:00"] [WhiteElo "1500"] [BlackElo "1427"] [WhiteRatingDiff "-294"] [BlackRatingDiff "+46"] [Variant "Standard"] [TimeControl "300+0"] [ECO "C42"] [Opening "Petrov's Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 { [%eval 0.15] } 1... e5 { [%eval 0.21] } 2. Nf3 { [%eval 0.13] } 2... Nf6 { [%eval 0.3] } { C42 Petrov's Defense } 3. d3 { [%eval 0.0] } 3... d5 { [%eval 0.08] } 4. Bg5 { [%eval -0.29] } 4... Bg4 { [%eval 0.0] } 5. Be2 { [%eval -0.07] } 5... dxe4 { [%eval 0.4] } 6. O-O?? { (0.40 → -4.80) Blunder. Nxe5 was best. } { [%eval -4.8] } (6. Nxe5) 6... Bxf3?? { (-4.80 → -1.23) Blunder. exf3 was best. } { [%eval -1.23] } (6... exf3 7. Bxf3 Bxf3 8. Qxf3 Nc6 9. d4 Nxd4 10. Qxb7 Qc8 11. Qxc8+ Rxc8 12. Nc3) 7. Bxf3?? { (-1.23 → -4.93) Blunder. gxf3 was best. } { [%eval -4.93] } (7. gxf3 exd3) 7... exf3 { [%eval -4.95] } 8. gxf3 { [%eval -5.87] } 8... Nc6 { [%eval -5.94] } 9. Nd2 { [%eval -6.14] } 9... Bc5 { [%eval -5.22] } 10. h4 { [%eval -6.5] } 10... O-O { [%eval -5.91] } 11. a4 { [%eval -5.95] } 11... Qd4 { [%eval -5.18] } 12. b3 { [%eval -6.07] } 12... Rad8 { [%eval -5.09] } 13. c4 { [%eval -6.51] } 13... Bb4 { [%eval -6.07] } 14. Ne4 { [%eval -6.27] } 14... Bc3 { [%eval -5.31] } 15. Rc1 { [%eval -5.82] } 15... Ba5 { [%eval -5.0] } 16. b4 { [%eval -5.58] } 16... h6? { (-5.58 → -3.12) Mistake. Nxe4 was best. } { [%eval -3.12] } (16... Nxe4 17. dxe4 Bxb4 18. Bxd8 Rxd8 19. c5 a5 20. Kg2 Ba3 21. Qxd4 exd4 22. Rc4) 17. bxa5? { (-3.12 → -5.38) Mistake. Bxf6 was best. } { [%eval -5.38] } (17. Bxf6 Bxb4 18. Bxd8 Qxd8 19. c5 Qxh4 20. Kg2 Nd4 21. Rh1 Qd8 22. Rc4 a5) 17... hxg5 { [%eval -5.2] } 18. hxg5 { [%eval -4.96] } 18... Nxe4 { [%eval -5.0] } 19. fxe4 { [%eval -5.11] } 19... Nxa5?! { (-5.11 → -4.03) Inaccuracy. Ne7 was best. } { [%eval -4.03] } (19... Ne7 20. c5 Ng6 21. c6 b6 22. Qg4 Qd6 23. axb6 axb6 24. Rfe1 Rfe8 25. Re3) 20. Rb1 { [%eval -4.57] } 20... f6?? { (-4.57 → -2.02) Blunder. Nc6 was best. } { [%eval -2.02] } (20... Nc6 21. Qh5 Ne7 22. Kg2 Ng6 23. Kg3 Nf4 24. Qh2 f6 25. Rh1 Kf7 26. Qh7) 21. gxf6?? { (-2.02 → -6.34) Blunder. g6 was best. } { [%eval -6.34] } (21. g6 Rfe8) 21... Rxf6 { [%eval -6.19] } 22. Rxb7?! { (-6.19 → -8.56) Inaccuracy. Rb5 was best. } { [%eval -8.56] } (22. Rb5 Rg6+ 23. Kh1 Qd7 24. Qh5 Rh6 25. Qxh6 gxh6 26. Rg1+ Kh8 27. Rg3 Rg8) 22... Nxb7 { [%eval -8.39] } 23. Kh1 { [%eval -9.64] } 23... Rh6+ { [%eval -9.03] } 24. Kg1 { [%eval -9.28] } 24... Rf8 { [%eval -8.82] } 25. Qb3? { (-8.82 → Mate in 5) Checkmate is now unavoidable. Qg4 was best. } { [%eval #-5] } (25. Qg4 Nc5 26. a5 Nxd3 27. c5 Nf4 28. Qg3 Ne2+ 29. Kg2 Qxe4+ 30. f3 Nxg3) 25... Na5? { (Mate in 5 → -9.01) Lost forced checkmate sequence. Rf5 was best. } { [%eval -9.01] } (25... Rf5 26. c5+ Kh7 27. Qg8+ Kxg8 28. Kg2 Rg5+ 29. Kf3 Qxd3#) 26. Qb5? { (-9.01 → Mate in 4) Checkmate is now unavoidable. Qa2 was best. } { [%eval #-4] } (26. Qa2 Qxd3 27. c5+ Kh7 28. f3 Qe3+ 29. Qf2 Qf4 30. Re1 Nc6) 26... Rf4 { [%eval #-6] } 27. Qxa5 { [%eval #-1] } 27... Rg4# { Black wins by checkmate. } 0-1