lichess dev

[Event "lion26 Arena"] [Site "http://chess-academy.net/sHxO3AM1"] [Date "2022.10.21"] [Round "-"] [White "lion26"] [Black "Bogdan_Castravet"] [Result "0-1"] [UTCDate "2022.10.21"] [UTCTime "16:05:10"] [WhiteElo "1744"] [BlackElo "1768"] [WhiteRatingDiff "-34"] [BlackRatingDiff "+45"] [Variant "Chess960"] [TimeControl "300+0"] [ECO "?"] [Opening "?"] [Termination "Normal"] [FEN "rqkbnrbn/pppppppp/8/8/8/8/PPPPPPPP/RQKBNRBN w KQkq - 0 1"] [SetUp "1"] [Annotator "chess-academy.net"] 1. e4 c6?! { (-0.15 → 0.41) Inaccuracy. Best move was f5. } (1... f5) 2. Ng3 Bc7 3. f4? { (0.13 → -1.06) Mistake. Best move was a4. } (3. a4) 3... Nf6? { (-1.06 → 1.72) Mistake. Best move was Bxf4. } (3... Bxf4) 4. d4?? { (1.72 → Mate in 3) Checkmate is now unavoidable. Best move was e5. } (4. e5 Ne8) 4... d5?? { (Mate in 3 → 1.80) Lost forced checkmate sequence. Best move was Bxf4+. } (4... Bxf4+ 5. Rxf4 Qxf4+ 6. Be3 Qxe3#) 5. c4?? { (1.80 → -2.86) Blunder. Best move was e5. } (5. e5 Nd7 6. c3 f6 7. Bc2 fxe5 8. fxe5 Rxf1 9. Nxf1 Nf8 10. a4 Nhg6 11. Nf3 a5) 5... dxc4?? { (-2.86 → 0.24) Blunder. Best move was Bxf4+. } (5... Bxf4+) 6. b3? { (0.24 → -2.07) Mistake. Best move was e5. } (6. e5 Nd5) 6... Bxf4+ 7. Rxf4? { (-1.37 → -3.35) Mistake. Best move was Kb2. } (7. Kb2 b5 8. Nf5 e6 9. Nxg7 a5 10. a3 Ng6 11. g3 Bh6 12. Nh5 Nxh5 13. Bxh5 a4) 7... g5?? { (-3.35 → 6.59) Blunder. Best move was Qxf4+. } (7... Qxf4+ 8. Kb2 Qd2+ 9. Qc2 c3+ 10. Ka3 Qxc2 11. Bxc2 a5 12. Ne2 b5 13. b4 Ne8 14. bxa5) 8. Kc2?? { (6.59 → -3.33) Blunder. Best move was Rxf6. } (8. Rxf6 exf6) 8... gxf4 9. Nf5 Nxe4?! { (-3.12 → -2.17) Inaccuracy. Best move was e6. } (9... e6 10. e5 Ne4 11. Ne7+ Kd7 12. Nxg8 Rxg8 13. bxc4 b5 14. cxb5 Qxb5 15. Qxb5 cxb5 16. Kd3) 10. d5?? { (-2.17 → -8.48) Blunder. Best move was Bf3. } (10. Bf3 Ng5) 10... cxd5? { (-8.48 → -6.05) Mistake. Best move was Qe5. } (10... Qe5 11. Nxe7+ Qxe7 12. bxc4 cxd5 13. c5 Nxc5 14. Qb4 Qe4+ 15. Qxe4 Nxe4 16. Nd3 Ng6 17. Bd4) 11. Nxe7+ Kd8? { (-6.03 → -3.30) Mistake. Best move was Kd7. } (11... Kd7) 12. Nxg8? { (-3.30 → -5.63) Mistake. Best move was Nxd5. } (12. Nxd5 cxb3+ 13. Qxb3 Qd6 14. Qd3 f5 15. Nxf4 Ng6 16. Nxg6 hxg6 17. Kb2 Ke7 18. Qxd6+ Nxd6) 12... Rxg8?! { (-5.63 → -4.80) Inaccuracy. Best move was cxb3+. } (12... cxb3+ 13. Qxb3) 13. bxc4 dxc4?! { (-4.96 → -4.35) Inaccuracy. Best move was Qc7. } (13... Qc7 14. Qb4) 14. Bg4?? { (-4.35 → -9.22) Blunder. Best move was Bf3. } (14. Bf3 Qe5 15. Qb2 Qxb2+ 16. Kxb2 f5 17. Rd1+ Ke7 18. Bxe4 fxe4 19. Rd4 b5 20. Rxe4+ Kd7) 14... Rxg4? { (-9.22 → -7.98) Mistake. Best move was Qd6. } (14... Qd6 15. Qd1 Rxg4 16. Qe2 Qe6 17. Nf3 Kc7 18. Re1 Nd6 19. Ne5 Rg5 20. Bc5 Nb5 21. a4) 15. h3? { (-7.98 → -9.74) Mistake. Best move was Bd4. } (15. Bd4 f3) 15... Rg3?! { (-9.74 → -9.23) Inaccuracy. Best move was Qd6. } (15... Qd6 16. Qd1) 16. Nf3?! { (-9.23 → -16.41) Inaccuracy. Best move was Qd1+. } (16. Qd1+ Kc7) 16... Rxg2+ 17. Kc1 Rxg1+ 18. Kb2?! { (-11.68 → Mate in 11) Checkmate is now unavoidable. Best move was Nxg1. } (18. Nxg1 Qe5) 18... Rxb1+ 19. Rxb1 Qe5+? { (Mate in 11 → -8.49) Lost forced checkmate sequence. Best move was Qd6. } (19... Qd6 20. Rc1 Qb4+ 21. Ka1 Qa3 22. Rc2 Qxf3 23. Kb2 c3+ 24. Kb3 Nd2+ 25. Kb4 a5+ 26. Kc5) 20. Kc1? { (-8.49 → Mate in 4) Checkmate is now unavoidable. Best move was Nxe5. } (20. Nxe5 Ng6) 20... Qc3+ 21. Kd1 Qd2+?! { (Mate in 3 → -11.31) Lost forced checkmate sequence. Best move was Qxf3+. } (21... Qxf3+ 22. Ke1 Qf2+ 23. Kd1 Qd2#) 22. Nxd2 Nxd2? { (-11.23 → -8.67) Mistake. Best move was Nc3+. } (22... Nc3+) 23. Kxd2 Ke7 24. Kc3 Rd8 25. Rxb7+? { (-8.78 → -10.90) Mistake. Best move was a4. } (25. a4 Ng6 26. Re1+ Kf6 27. Rf1 Rd3+ 28. Kb2 Rb3+ 29. Kc2 Rxh3 30. a5 f3 31. Kc3 Ne5) 25... Ke8?! { (-10.90 → -9.19) Inaccuracy. Best move was Ke6. } (25... Ke6) 26. Rxa7 f3 27. Rc7? { (-9.56 → Mate in 10) Checkmate is now unavoidable. Best move was Ra5. } (27. Ra5 Ng6) 27... f2 28. Rxc4 f1=Q 29. Rh4 Qe1+?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Qd3+. } (29... Qd3+ 30. Kb4 Rb8+ 31. Kc5 Rb5+ 32. Kc6 Qd7#) 30. Kb2 Qxh4 31. Ka3 Qxh3+?! { (Mate in 3 → Mate in 4) Not the best checkmate sequence. Best move was Qc4. } (31... Qc4 32. h4 Rd2 33. h5 Rxa2#) 32. Ka4 Rb8 33. Ka5 Qa3# { Black wins by checkmate. } 0-1