[Event "F2 Regional de Ajedrez R. Ríos"] [Site "https://lichess.org/EKxdl2gZ"] [Date "2021.10.29"] [White "S11_MateoBarrientos"] [Black "S11_JosefinaMillar"] [Result "1-0"] [UTCDate "2021.10.29"] [UTCTime "21:42:32"] [WhiteElo "1325"] [BlackElo "931"] [WhiteRatingDiff "+11"] [BlackRatingDiff "-12"] [Variant "Standard"] [TimeControl "600+5"] [ECO "C42"] [Opening "Petrov's Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Nf6 3. Nxe5 { C42 Petrov's Defense } Bc5?? { (0.31 → 2.09) Blunder. d6 was best. } (3... d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. O-O O-O 8. c4) 4. Bc4 Bxf2+?! { (2.24 → 2.98) Inaccuracy. O-O was best. } (4... O-O 5. d4 Bb6 6. Nxf7 Qe7 7. Ne5+ Kh8 8. O-O d6 9. Nf3) 5. Kxf2 Nxe4+ 6. Kf3?? { (3.25 → -2.56) Blunder. Kg1 was best. } (6. Kg1 d5 7. Bb3 O-O 8. d3 Nc5 9. Nc3 c6 10. d4 Nbd7) 6... Ng5+?? { (-2.56 → 0.00) Blunder. d5 was best. } (6... d5 7. d4 f6 8. Nd3 dxc4 9. Kxe4 cxd3 10. Kxd3 O-O 11. b3) 7. Kg4?? { (0.00 → -9.68) Blunder. Kf2 was best. } (7. Kf2 d6 8. Qe2 dxe5 9. Qxe5+ Ne6 10. Bxe6 fxe6 11. Qxg7 Rf8+) 7... f5+?? { (-9.68 → 2.79) Blunder. d5+ was best. } (7... d5+ 8. Kf4) 8. Kxf5?? { (2.79 → Mate in 5) Checkmate is now unavoidable. Kf4 was best. } (8. Kf4 Ne6+) 8... g6+?! { (Mate in 5 → -11.72) Lost forced checkmate sequence. Qf6+ was best. } (8... Qf6+ 9. Kg4 d5+ 10. Nd7 Bxd7+ 11. Kh4 Ne4+ 12. Kh5 Qg5#) 9. Kf4 Qf6+ 10. Ke3 Qxe5+ 11. Kf2 Ne4+ 12. Ke2 Qh5+?? { (-18.62 → -3.19) Blunder. Ng3+ was best. } (12... Ng3+) 13. Ke1?? { (-3.19 → -9.51) Blunder. Ke3 was best. } (13. Ke3 Qc5+ 14. d4 Qxc4 15. Kxe4 d5+ 16. Kf4 O-O+ 17. Kg3 Qc6 18. Bf4 Nd7 19. h3 g5) 13... Qxd1+? { (-9.51 → -4.16) Mistake. Qh4+ was best. } (13... Qh4+ 14. g3 Nxg3 15. hxg3 Qxg3+ 16. Ke2 Qe5+ 17. Kf2 Rf8+ 18. Qf3 Rxf3+ 19. Kxf3 b5 20. d4) 14. Kxd1 Nf2+ 15. Ke2 Nxh1 16. b3?! { (-4.23 → -6.07) Inaccuracy. d3 was best. } (16. d3 c6) 16... Rf8 17. Ba3 Rf2+?! { (-7.07 → -4.67) Inaccuracy. d6 was best. } (17... d6 18. Bb5+ Nc6 19. Nc3 Bg4+ 20. Ke3 Nf2 21. Rf1 Kd7 22. Bxc6+ Kxc6 23. Rxf2 Rae8+ 24. Ne4) 18. Ke3 Rxg2 19. Bd3? { (-4.53 → -7.83) Mistake. Nc3 was best. } (19. Nc3) 19... Rxh2 20. Nc3 Rh3+ 21. Kd4 Nf2?! { (-9.25 → -6.22) Inaccuracy. Nc6+ was best. } (21... Nc6+) 22. Rf1 Nxd3?? { (-8.75 → Mate in 1) Checkmate is now unavoidable. Nc6+ was best. } (22... Nc6+ 23. Kc4) 23. Rf8# { White wins by checkmate. } 1-0