[Event "2 de mayo - 6º y 7º grado"] [Site "https://lichess.org/E727bSyI"] [Date "2026.05.02"] [Round "-"] [White "MathiasAHR"] [Black "Thiagotj170115"] [Result "0-1"] [GameId "E727bSyI"] [UTCDate "2026.05.02"] [UTCTime "14:00:00"] [WhiteElo "1500"] [BlackElo "1134"] [WhiteRatingDiff "-617"] [BlackRatingDiff "+87"] [Variant "Standard"] [TimeControl "360+2"] [ECO "C42"] [Opening "Petrov's Defense: Italian Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 { [%eval 0.18] } 1... e5 { [%eval 0.22] } 2. Nf3 { [%eval 0.18] } 2... Nf6 { [%eval 0.34] } 3. Bc4?! { (0.34 → -0.50) Inaccuracy. Nxe5 was best. } { [%eval -0.5] } { C42 Petrov's Defense: Italian Variation } (3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. O-O O-O) 3... Nxe4 { [%eval -0.4] } 4. Nxe5 { [%eval -0.57] } 4... Qe7? { (-0.57 → 0.80) Mistake. d5 was best. } { [%eval 0.8] } (4... d5 5. Be2 Bd6 6. Nf3 O-O 7. O-O Re8 8. d3 Nf6 9. c4) 5. Bxf7+?! { (0.80 → 0.05) Inaccuracy. O-O was best. } { [%eval 0.05] } (5. O-O Qxe5 6. d4 Qf5 7. Bd3 d5 8. f3 Qh5 9. fxe4 Qxd1) 5... Kd8 { [%eval 0.14] } 6. f4?? { (0.14 → -3.71) Blunder. d4 was best. } { [%eval -3.71] } (6. d4 d6 7. O-O dxe5 8. dxe5+ Bd7 9. e6 Nd6 10. Re1 Nxf7) 6... g5?? { (-3.71 → 3.11) Blunder. Qh4+ was best. } { [%eval 3.11] } (6... Qh4+ 7. g3 Nxg3 8. Qg4 Qxg4 9. Nxg4 Nxh1 10. Bd5 Nc6 11. Ne5) 7. Qh5?? { (3.11 → -1.37) Blunder. Bh5 was best. } { [%eval -1.37] } (7. Bh5 c6 8. O-O g4 9. Bxg4 d6 10. Bf3 Nd7 11. Bxe4 dxe5 12. Kh1 Rg8) 7... gxf4?? { (-1.37 → 1.49) Blunder. d6 was best. } { [%eval 1.49] } (7... d6 8. Nc3 Nf6 9. Qxg5 dxe5 10. fxe5 Qxf7 11. O-O Rg8 12. Rxf6 Rxg5 13. Rxf7) 8. Ng6?? { (1.49 → -6.02) Blunder. Bb3 was best. } { [%eval -6.02] } (8. Bb3 Nf6 9. Qe2 f3 10. gxf3 d5 11. d4 Nc6 12. Be3 Nxe5 13. dxe5 Qxe5) 8... Qxf7?? { (-6.02 → -2.13) Blunder. hxg6 was best. } { [%eval -2.13] } (8... hxg6 9. Qe2 Qxf7 10. Qxe4 d5 11. Qf3 Nc6 12. d4 Nxd4 13. Qc3 c5 14. Kf2) 9. Nxf4?? { (-2.13 → -5.03) Blunder. Qh4+ was best. } { [%eval -5.03] } (9. Qh4+ Be7 10. Nxe7 Qxe7 11. Qxe7+ Kxe7 12. d3 Nf6 13. O-O Rg8 14. Bxf4 d6) 9... Qxf4 { [%eval -5.42] } 10. Rf1 { [%eval -5.03] } 10... Qd6?! { (-5.03 → -3.64) Inaccuracy. Qh6 was best. } { [%eval -3.64] } (10... Qh6 11. Qe2 d6 12. Qxe4 Bg7 13. Nc3 Re8 14. Kf2 Rxe4 15. Nxe4 Qh4+ 16. Kg1) 11. Qh4+?! { (-3.64 → -4.99) Inaccuracy. d3 was best. } { [%eval -4.99] } (11. d3 Be7 12. dxe4 Qg6 13. Qxg6 hxg6 14. Nc3 d6 15. Nd5 Be6 16. Nxe7 Kxe7) 11... Be7 { [%eval -4.57] } 12. Qxe4 { [%eval -4.78] } 12... Rf8?! { (-4.78 → -3.49) Inaccuracy. Re8 was best. } { [%eval -3.49] } (12... Re8 13. Kd1 Qxh2 14. d4 d6 15. Bf4 Qh5+ 16. g4 Qg6 17. Qxg6 hxg6 18. Kd2) 13. Rxf8+ { [%eval -3.47] } 13... Bxf8 { [%eval -3.56] } 14. Qxh7 { [%eval -3.44] } 14... Qe6+ { [%eval -3.64] } 15. Kf2 { [%eval -3.52] } 15... Qf6+ { [%eval -3.56] } 16. Ke3?! { (-3.56 → -5.42) Inaccuracy. Ke1 was best. } { [%eval -5.42] } (16. Ke1 d6 17. Nc3 Bf5 18. Qh5 Nc6 19. d4 Kd7 20. Bg5 Qg6 21. Qxg6 Bxg6) 16... Bc5+?! { (-5.42 → -3.64) Inaccuracy. d5 was best. } { [%eval -3.64] } (16... d5 17. d4 Bg4 18. Qg8 Be6 19. Qh7 Nc6 20. Nd2 Nxd4 21. Nf3 Nxf3 22. gxf3) 17. Kd3?! { (-3.64 → -5.54) Inaccuracy. d4 was best. } { [%eval -5.54] } (17. d4 Qxd4+ 18. Ke2 c6 19. Qf7 b6 20. Bg5+ Kc7 21. Bf4+ Kb7 22. Nd2 Qf2+) 17... Qd4+ { [%eval -5.76] } 18. Ke2 { [%eval -5.68] } 18... Qf2+ { [%eval -5.34] } 19. Kd3 { [%eval -5.09] } 19... d6?! { (-5.09 → -3.82) Inaccuracy. Qd4+ was best. } { [%eval -3.82] } (19... Qd4+ 20. Ke2 Qf2+ 21. Kd3 d5 22. Qg8+ Ke7 23. Qg5+ Kd6 24. Qg3+ Qxg3+ 25. hxg3) 20. Qh8+ { [%eval -3.62] } 20... Kd7 { [%eval -3.39] } 21. Qh7+?? { (-3.39 → -7.76) Blunder. b4 was best. } { [%eval -7.76] } (21. b4 Bxb4 22. Qh7+ Ke8 23. Qh5+ Qf7 24. Qh8+ Ke7 25. c3 Bf5+ 26. Ke2 Ba5) 21... Kd8?? { (-7.76 → -3.66) Blunder. Kc6 was best. } { [%eval -3.66] } (21... Kc6 22. Qe4+ d5 23. Qe8+ Bd7 24. Qg6+ Bd6 25. b4 Bf5+ 26. Qxf5 Qxf5+ 27. Kc3) 22. Nc3?? { (-3.66 → Mate in 3) Checkmate is now unavoidable. Qg8+ was best. } { [%eval #-3] } (22. Qg8+ Ke7 23. Qh7+ Qf7 24. Qh4+ Qf6 25. Qxf6+ Kxf6 26. Nc3 Kg6 27. Nd5 Nc6) 22... Bf5+? { (Mate in 3 → -9.22) Lost forced checkmate sequence. Qd4+ was best. } { [%eval -9.22] } (22... Qd4+ 23. Ke2 Bg4+ 24. Ke1 Qf2#) 23. Kc4? { (-9.22 → Mate in 2) Checkmate is now unavoidable. Qxf5 was best. } { [%eval #-2] } (23. Qxf5 Qxf5+ 24. Ne4 Qd5+ 25. Ke2 Qxe4+ 26. Kd1 Qg4+ 27. Ke1 Qh4+ 28. Kd1 Qh5+) 23... Qd4+ { [%eval #-1] } 24. Kb3 { [%eval #-1] } 24... Be6+ { [%eval #-1] } 25. Nd5 { [%eval #-1] } 25... Bxd5+ { [%eval #-1] } 26. c4 { [%eval #-1] } 26... Qxc4# { Black wins by checkmate. } 0-1