lichess dev

[Event "Bronstein Arena"] [Site "http://chess-academy.net/8QfdWksv"] [Date "2023.02.09"] [Round "-"] [White "Leon"] [Black "Bogdan_Crasnov"] [Result "0-1"] [UTCDate "2023.02.09"] [UTCTime "18:28:46"] [WhiteElo "1557"] [BlackElo "1225"] [WhiteRatingDiff "-142"] [BlackRatingDiff "+187"] [Variant "Standard"] [TimeControl "360+0"] [ECO "B00"] [Opening "Ware Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 a5?! { (0.12 → 0.93) Inaccuracy. Best move was e6. } { B00 Ware Defense } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. Bc4?! { (0.93 → 0.17) Inaccuracy. Best move was d4. } (2. d4 e6 3. Be3 d5 4. Nd2 Nf6 5. e5 Nfd7 6. c3 c5) 2... b6? { (0.17 → 2.89) Mistake. Best move was e6. } (2... e6) 3. Nc3? { (2.89 → 0.39) Mistake. Best move was Bxf7+. } (3. Bxf7+ Kxf7) 3... c6?! { (0.39 → 1.13) Inaccuracy. Best move was e6. } (3... e6 4. d4) 4. d3? { (1.13 → -1.83) Mistake. Best move was d4. } (4. d4 e6) 4... b5 5. Bb3?! { (-1.27 → -1.79) Inaccuracy. Best move was Nxb5. } (5. Nxb5) 5... a4 6. Bxa4? { (-1.72 → -3.59) Mistake. Best move was Bxf7+. } (6. Bxf7+ Kxf7) 6... bxa4 7. b3?! { (-3.03 → -3.93) Inaccuracy. Best move was Nf3. } (7. Nf3 d5 8. O-O e6 9. Re1 Bb4 10. Bd2 Ne7 11. exd5 cxd5 12. a3 Ba5 13. Nb5 Bxd2) 7... axb3 8. cxb3 e5?! { (-3.98 → -3.08) Inaccuracy. Best move was e6. } (8... e6 9. Nf3 Nf6 10. O-O Be7 11. Bg5 h6 12. Bh4 d6 13. d4 O-O 14. Re1 Bb7 15. a4) 9. Nf3?! { (-3.08 → -3.63) Inaccuracy. Best move was Nge2. } (9. Nge2) 9... f6?! { (-3.63 → -2.73) Inaccuracy. Best move was Nf6. } (9... Nf6 10. O-O Bb4 11. Bb2 d6 12. a3 Bxc3 13. Bxc3 O-O 14. b4 Bg4 15. a4 Na6 16. h3) 10. Kf1? { (-2.73 → -4.52) Mistake. Best move was O-O. } (10. O-O Bb4) 10... Qa5?! { (-4.52 → -3.87) Inaccuracy. Best move was d5. } (10... d5 11. Bb2 Bb4 12. h4 h5 13. a3 Bxc3 14. Bxc3 Ne7 15. Qc2 Bg4 16. b4 O-O 17. Kg1) 11. Bb2 Bb4?! { (-4.24 → -3.51) Inaccuracy. Best move was d5. } (11... d5 12. d4 Bb4 13. Qc2 Ne7 14. dxe5 fxe5 15. Nxe5 O-O 16. Kg1 Nd7 17. Nf3 Qc5 18. Rc1) 12. Qe1? { (-3.51 → -4.63) Mistake. Best move was Qc2. } (12. Qc2 Ne7) 12... Ne7?! { (-4.63 → -3.94) Inaccuracy. Best move was d5. } (12... d5 13. exd5 Ne7 14. d6 Bxd6 15. Ne4 Bb4 16. Bc3 Bxc3 17. Qxc3 Qc7 18. h4 O-O 19. h5) 13. g3? { (-3.94 → -5.85) Mistake. Best move was d4. } (13. d4) 13... c5? { (-5.85 → -4.12) Mistake. Best move was d5. } (13... d5 14. a3 Bh3+ 15. Kg1 Bd6 16. b4 Qb6 17. Qd1 O-O 18. d4 Nd7 19. exd5 cxd5 20. Qb3) 14. Kg2 Nec6?! { (-4.50 → -3.59) Inaccuracy. Best move was d5. } (14... d5) 15. Rf1?! { (-3.59 → -4.26) Inaccuracy. Best move was a3. } (15. a3 Bxc3) 15... Nd4 16. Kg1?? { (-4.02 → -24.23) Blunder. Best move was Qc1. } (16. Qc1 Nxf3) 16... Nxf3+ 17. Kh1 Nxe1 18. Raxe1 Bxc3 19. Bxc3 Qxc3 20. Rd1 Rxa2 21. Rc1?! { (-29.09 → Mate in 9) Checkmate is now unavoidable. Best move was Rde1. } (21. Rde1 Qxd3) 21... Qd2?! { (Mate in 9 → -28.20) Lost forced checkmate sequence. Best move was Qxd3. } (21... Qxd3 22. Rce1 d6 23. h4 Qf3+ 24. Kh2 Rxf2+ 25. Rxf2 Qxf2+ 26. Kh1 Qxe1+ 27. Kg2 Qe2+ 28. Kg1) 22. h4?! { (-28.20 → Mate in 25) Checkmate is now unavoidable. Best move was Rcd1. } (22. Rcd1 Qe2) 22... Qxd3 23. Rb1?! { (-39.36 → Mate in 6) Checkmate is now unavoidable. Best move was Rce1. } (23. Rce1) 23... Re2 24. Kg2 Qd2?! { (Mate in 6 → -28.44) Lost forced checkmate sequence. Best move was Bb7. } (24... Bb7 25. Rg1 Bxe4+ 26. Kh3 Rxf2 27. Rg2 Bxg2+ 28. Kh2 Be4+ 29. Kg1 Qxg3#) 25. Kh3?! { (-28.44 → Mate in 8) Checkmate is now unavoidable. Best move was Rbc1. } (25. Rbc1 Rxf2+) 25... Rxf2 26. Rxf2 Qxf2 27. Kg4 d5+ 28. Kh5 Qf3+ 29. g4 g6+?! { (Mate in 1 → Mate in 4) Not the best checkmate sequence. Best move was Bxg4#. } (29... Bxg4#) 30. Kh6 Qxe4?! { (Mate in 4 → Mate in 6) Not the best checkmate sequence. Best move was O-O. } (30... O-O 31. Rf1 Qxf1 32. exd5 Qf4+ 33. g5 Qxh4#) 31. g5 fxg5?! { (Mate in 3 → Mate in 6) Not the best checkmate sequence. Best move was O-O. } (31... O-O 32. Rh1 Qxh1 33. b4 Qxh4#) 32. hxg5 Qh4+?! { (Mate in 2 → Mate in 6) Not the best checkmate sequence. Best move was O-O. } (32... O-O 33. b4 Qh4#) 33. Kg7 Rf8 34. b4 Rf7+?! { (Mate in 4 → Mate in 4) Not the best checkmate sequence. Best move was Qxg5. } (34... Qxg5 35. Rf1 Qe7+ 36. Kh6 Rxf1 37. bxc5 Rh1#) 35. Kg8 Be6?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Qf4. } (35... Qf4 36. bxc5 Rd7 37. Rf1 Qxf1 38. c6 Qf8#) 36. Kh8 Rf8+ 37. Kg7 Qxg5?! { (Mate in 2 → Mate in 3) Not the best checkmate sequence. Best move was Ke7. } (37... Ke7 38. Rh1 Rg8#) 38. bxc5 Qf6+?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Rg8+. } (38... Rg8+ 39. Kxh7 Qh4#) 39. Kxh7 Rh8# { Black wins by checkmate. } 0-1