[Event "4to grado práctica 7 Arena"] [Site "https://lichess.org/6mmbKh3s"] [Date "2020.07.17"] [White "Florenci1a"] [Black "bruno_castillo"] [Result "0-1"] [UTCDate "2020.07.17"] [UTCTime "21:05:01"] [WhiteElo "1225"] [BlackElo "1589"] [WhiteRatingDiff "-28"] [BlackRatingDiff "+27"] [Variant "Standard"] [TimeControl "420+1"] [ECO "A28"] [Opening "English Opening: Four Knights System, Nimzowitsch Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. c4 e5 2. e4?! { (0.29 → -0.63) Inaccuracy. g3 was best. } (2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nf3 Nc6 6. Nc3 Nb6) 2... Nc6 3. Nc3 Nf6?! { (-0.58 → 0.19) Inaccuracy. Bc5 was best. } (3... Bc5 4. d3 d6 5. Nge2 f5 6. exf5 Bxf5 7. Ng3 Bg6 8. h4) 4. Nf3 { A28 English Opening: Four Knights System, Nimzowitsch Variation } Bb4 5. Na4? { (0.00 → -1.48) Mistake. d3 was best. } (5. d3 d6 6. a3 Bxc3+ 7. bxc3 h6 8. Be2 O-O 9. O-O Ne7) 5... Ba5? { (-1.48 → -0.31) Mistake. Nxe4 was best. } (5... Nxe4 6. Be2 O-O 7. O-O Re8 8. d3 Nf6 9. a3 Bf8 10. Nc3 h6 11. Be3 d5 12. d4) 6. Nxe5?? { (-0.31 → -3.94) Blunder. a3 was best. } (6. a3 d6 7. b4 Bb6 8. Nxb6 axb6 9. b5 Ne7 10. d3 O-O 11. Be2 Nd7 12. d4 exd4) 6... Nxe5 7. c5?! { (-4.04 → -5.67) Inaccuracy. Nc3 was best. } (7. Nc3 O-O) 7... b6 8. c6?! { (-4.54 → -6.31) Inaccuracy. Be2 was best. } (8. Be2 Nxe4 9. O-O O-O 10. a3 bxc5 11. d4 Ng6 12. Nxc5 Nf6 13. b4 Bb6 14. Bf3 Rb8) 8... dxc6 9. h4?! { (-6.24 → -9.78) Inaccuracy. Nc3 was best. } (9. Nc3 O-O 10. Be2 Bxc3 11. dxc3 Qxd1+ 12. Kxd1 Nxe4 13. Ke1 Re8 14. Be3 Nd6 15. Kf1 Bf5) 9... Bg4 10. g3 Bxd1 11. Kxd1 Bxd2 12. Bxd2?! { (-18.34 → Mate in 9) Checkmate is now unavoidable. Kc2 was best. } (12. Kc2 Nxe4) 12... Nc4?! { (Mate in 9 → -19.56) Lost forced checkmate sequence. Nxe4 was best. } (12... Nxe4 13. Bd3 Qxd3 14. Kc1 Qxd2+ 15. Kb1 Rd8 16. a3 Qd3+ 17. Kc1 Qb3 18. Ra2 Rd2 19. Kb1) 13. Bxc4 b5 14. Bf1?! { (-10.16 → Mate in 8) Checkmate is now unavoidable. Nc3 was best. } (14. Nc3 Qd4 15. Kc2 O-O-O 16. Bg5 Qxc4 17. Bxf6 gxf6 18. a3 Rhe8 19. Rad1 Rxd1 20. Kxd1 Qd4+) 14... bxa4?! { (Mate in 8 → -10.68) Lost forced checkmate sequence. Nxe4 was best. } (14... Nxe4 15. Ke2 Qxd2+ 16. Kf3 Qxf2+ 17. Kxe4 O-O-O 18. Bh3+ Kb8 19. Bd7 Rxd7 20. Nc5 Re8+ 21. Ne6) 15. Kc2 Nxe4 16. Kc1?! { (-10.91 → Mate in 2) Checkmate is now unavoidable. Be3 was best. } (16. Be3 Rb8 17. Bd3 Nxf2 18. Bxf2 Qf6 19. Rae1+ Kd8 20. b3 Qxf2+ 21. Re2 Qc5+ 22. Bc4 Kc8) 16... Nxf2?! { (Mate in 2 → -16.00) Lost forced checkmate sequence. Qxd2+ was best. } (16... Qxd2+ 17. Kb1 Qd1#) 17. Rh3 Nxh3 18. Bxh3 Qd3 19. Bg2?! { (-18.97 → Mate in 7) Checkmate is now unavoidable. Bg5 was best. } (19. Bg5 Qxg3 20. Kc2 Qh2+ 21. Bd2 Qxh3 22. Re1+ Kf8 23. Bb4+ Kg8 24. Rd1 Qxh4 25. Bc3 c5) 19... Qxg3?! { (Mate in 7 → -19.78) Lost forced checkmate sequence. O-O-O was best. } (19... O-O-O 20. Bh3+ Kb8 21. Bg4 Qxd2+ 22. Kb1 Rhe8 23. a3 Re1+ 24. Ka2 Qd5+ 25. b3 Qxb3#) 20. Bxc6+ Ke7 21. Bxa4 Qxh4 22. Bd1?! { (-18.70 → Mate in 21) Checkmate is now unavoidable. Bc3 was best. } (22. Bc3 Qxa4) 22... Qc4+ 23. Kb1?! { (-24.63 → Mate in 13) Checkmate is now unavoidable. Bc3 was best. } (23. Bc3 Rhd8) 23... Rad8 24. Be2?! { (-64.23 → Mate in 5) Checkmate is now unavoidable. b3 was best. } (24. b3 Qd3+) 24... Qxe2 25. Kc1 Rxd2 26. Rb1 Qe1# { Black wins by checkmate. } 0-1