lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/mO1Q4Urv"] [Date "2021.02.08"] [Round "-"] [White "stefanos12"] [Black "moldovanmioana"] [Result "1-0"] [UTCDate "2021.02.08"] [UTCTime "17:54:21"] [WhiteElo "1495"] [BlackElo "1307"] [WhiteRatingDiff "+24"] [BlackRatingDiff "-20"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B02"] [Opening "Alekhine Defense: Krejcik Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 Nf6?! { (0.12 → 0.93) Inaccuracy. Best move was e6. } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. Bc4? { (0.93 → -0.98) Mistake. Best move was e5. } { B02 Alekhine Defense: Krejcik Variation } (2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. Nf3 dxe5 6. Nxe5 N6d7) 2... d5? { (-0.98 → 0.70) Mistake. Best move was Nxe4. } (2... Nxe4) 3. exd5 c6?! { (0.17 → 0.85) Inaccuracy. Best move was Nxd5. } (3... Nxd5) 4. dxc6 bxc6 5. Nf3 c5? { (1.00 → 3.55) Mistake. Best move was e6. } (5... e6 6. O-O Bd6 7. b3 O-O 8. Bb2 c5 9. Bb5 Bb7 10. Na3 Nc6 11. Bxc6 Bxc6 12. Nc4) 6. O-O? { (3.55 → 0.86) Mistake. Best move was Ng5. } (6. Ng5 e6) 6... Nc6?! { (0.86 → 1.54) Inaccuracy. Best move was e6. } (6... e6) 7. Re1 Ng4? { (1.22 → 3.85) Mistake. Best move was e6. } (7... e6 8. Bb5 Bd7 9. Na3 Be7 10. d3 O-O 11. Nc4 Qc7 12. Bd2 Rab8 13. Ba4 Nd5 14. Bb3) 8. Bd5?? { (3.85 → -3.59) Blunder. Best move was d4. } (8. d4 cxd4) 8... e6?? { (-3.59 → 8.33) Blunder. Best move was Qxd5. } (8... Qxd5 9. Nc3 Qd8 10. d4 cxd4 11. Nb5 Rb8 12. Nbxd4 Nxd4 13. Qxd4 Qxd4 14. Nxd4 h5 15. h3) 9. Bxc6+ Bd7 10. Bxa8 Qxa8 11. Ne5?! { (7.94 → 7.33) Inaccuracy. Best move was h3. } (11. h3 Nf6 12. d3 Bc6 13. Nbd2 Be7 14. b3 Qb7 15. Bb2 O-O 16. Rb1 Rd8 17. Qe2 Nd5) 11... Qb8? { (7.33 → 13.48) Mistake. Best move was Nxe5. } (11... Nxe5 12. Rxe5 Be7 13. d3 O-O 14. Nd2 Qb7 15. Nc4 Rd8 16. Qf3 Bc6 17. Qh3 Rd5 18. Rxd5) 12. Nxg4 h5 13. Ne5 f6 14. Nxd7 Kxd7 15. Qe2 e5 16. f4 exf4 17. Qe6+ Kd8 18. d3 c4?! { (14.07 → Mate in 10) Checkmate is now unavoidable. Best move was Bd6. } (18... Bd6 19. Nd2) 19. dxc4?! { (Mate in 10 → 13.47) Lost forced checkmate sequence. Best move was Qe8+. } (19. Qe8+ Kc7 20. Bxf4+ Bd6 21. Bxd6+ Kb6 22. Qe3+ Kb7 23. Bxb8 Kxb8 24. Qg3+ Kb7 25. Re7+ Kb6) 19... f3?! { (13.47 → Mate in 4) Checkmate is now unavoidable. Best move was Qb6+. } (19... Qb6+ 20. Qxb6+ axb6 21. Bxf4 Kc8 22. Be3 Bd6 23. Bxb6 h4 24. Nd2 h3 25. Nf3 hxg2 26. Rad1) 20. Rd1+?! { (Mate in 4 → 32.66) Lost forced checkmate sequence. Best move was Qe8+. } (20. Qe8+ Kc7 21. Bf4+ Bd6 22. Re7+ Kb6 23. Qb5#) 20... Kc7?! { (32.66 → Mate in 2) Checkmate is now unavoidable. Best move was Bd6. } (20... Bd6 21. Rxd6+ Qxd6 22. Qxd6+ Ke8 23. Qb8+ Kf7 24. Qxh8 h4 25. Qxh4 Ke7 26. gxf3 Kf7 27. Qh8) 21. Qd7+?! { (Mate in 2 → Mate in 4) Not the best checkmate sequence. Best move was Rd7+. } (21. Rd7+ Kc8 22. Qe8#) 21... Kb6 22. Be3+?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Qb5+. } (22. Qb5+ Kc7 23. Rd7+ Kc8 24. Qc6+ Qc7 25. Qxc7#) 22... Ka5 23. Qd5+ Kb4 24. Qc5+?? { (Mate in 2 → 1.54) Lost forced checkmate sequence. Best move was a3+. } (24. a3+ Ka4 25. Nc3#) 24... Ka4?? { (1.54 → Mate in 1) Checkmate is now unavoidable. Best move was Bxc5. } (24... Bxc5 25. c3+) 25. b3+?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Nc3#. } (25. Nc3#) 25... Qxb3 26. cxb3# { White wins by checkmate. } 1-0