lichess dev

[Event "Fuderer Arena"] [Site "http://chess-academy.net/hjvTJMGH"] [Date "2024.04.06"] [Round "-"] [White "Aleksvasilev12_fejk1"] [Black "KArseniy"] [Result "1-0"] [UTCDate "2024.04.06"] [UTCTime "10:43:00"] [WhiteElo "1625"] [BlackElo "1629"] [WhiteRatingDiff "+25"] [BlackRatingDiff "-21"] [Variant "Standard"] [TimeControl "15+0"] [ECO "A43"] [Opening "Old Benoni Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. d4 c5? { (0.15 → 1.18) Mistake. Best move was d5. } { A43 Old Benoni Defense } (1... d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. Bg5 O-O 6. e3) 2. b3? { (1.18 → -1.30) Mistake. Best move was d5. } (2. d5) 2... Nc6?? { (-1.30 → 1.76) Blunder. Best move was cxd4. } (2... cxd4 3. c3 dxc3 4. Nxc3 Nf6 5. e4 e6 6. Bb2 Nc6 7. Nf3 d5 8. Bb5 Bb4 9. O-O) 3. Nc3?? { (1.76 → -3.64) Blunder. Best move was d5. } (3. d5 Ne5 4. e4 Ng6 5. Nc3 Nf6 6. f4 e6 7. d6 Qa5 8. Bd2 Bxd6 9. e5 Nxe5) 3... cxd4 4. e3? { (-3.14 → -5.89) Mistake. Best move was Na4. } (4. Na4 e5) 4... d5?? { (-5.89 → -0.22) Blunder. Best move was dxc3. } (4... dxc3) 5. exd4 e5? { (-1.02 → 0.21) Mistake. Best move was a6. } (5... a6 6. Nf3 Nf6 7. Bb2 Qc7 8. Be2 Bf5 9. O-O e6 10. h3 Be7 11. Na4 O-O 12. c4) 6. Nge2? { (0.21 → -1.21) Mistake. Best move was dxe5. } (6. dxe5 Bb4 7. Bd2 Nge7 8. a3 Bc5 9. Nf3 Bg4 10. h3 Bxf3 11. Qxf3 O-O 12. Bd3 Nxe5) 6... exd4? { (-1.21 → -0.10) Mistake. Best move was e4. } (6... e4 7. a3) 7. Nxd4 Bb4 8. Bb2 Bxc3+? { (-0.45 → 1.66) Mistake. Best move was Nf6. } (8... Nf6) 9. Bxc3 Nge7 10. Qd2?! { (1.80 → 0.81) Inaccuracy. Best move was Nxc6. } (10. Nxc6 Nxc6 11. Bxg7 Rg8 12. Qe2+ Be6 13. Bb2 Qc7 14. O-O-O O-O-O 15. Kb1 Bf5 16. f3 h5) 10... f6?! { (0.81 → 1.46) Inaccuracy. Best move was O-O. } (10... O-O) 11. O-O-O O-O 12. Kb1?! { (1.74 → 0.87) Inaccuracy. Best move was Bd3. } (12. Bd3) 12... Be6?? { (0.87 → 8.24) Blunder. Best move was Nxd4. } (12... Nxd4 13. Bxd4) 13. Bb5?? { (8.24 → 0.85) Blunder. Best move was Nxe6. } (13. Nxe6 Qd7 14. Nxf8 Rxf8 15. Bb2 Kh8 16. h4 Qd6 17. h5 h6 18. g4 d4 19. Bxd4 Rd8) 13... Bf7?! { (0.85 → 1.57) Inaccuracy. Best move was Nxd4. } (13... Nxd4 14. Bxd4 Rc8 15. Bb2 a6 16. Be2 Qd6 17. Rhe1 Rfd8 18. g4 Ng6 19. g5 Bf5 20. Bd3) 14. Bxc6? { (1.57 → 0.44) Mistake. Best move was g4. } (14. g4 Nxd4) 14... bxc6?! { (0.44 → 1.05) Inaccuracy. Best move was Nxc6. } (14... Nxc6) 15. Nxc6?? { (1.05 → -4.48) Blunder. Best move was Bb4. } (15. Bb4 a5) 15... Nxc6 16. f4? { (-4.10 → -5.16) Mistake. Best move was h4. } (16. h4 a5) 16... d4 17. g4?? { (-4.81 → -8.67) Blunder. Best move was Bb2. } (17. Bb2) 17... dxc3 18. Qxc3 Qb6 19. Qb2?! { (-8.13 → -9.11) Inaccuracy. Best move was Rd6. } (19. Rd6 Rac8) 19... Rad8 20. Rxd8?! { (-9.17 → -9.78) Inaccuracy. Best move was f5. } (20. f5 Bd5 21. Rhe1 Ne5 22. h3 Nf3 23. Re2 Bc4 24. Ree1 Nxe1 25. Rxe1 Bd5 26. Rd1 Bb7) 20... Rxd8 21. g5?! { (-9.30 → -10.66) Inaccuracy. Best move was Qc3. } (21. Qc3 Ne7) 21... Nd4 22. g6 Nb5?? { (-15.12 → -7.00) Blunder. Best move was Bxg6. } (22... Bxg6 23. Qc3 Nxc2 24. Rc1 Qf2 25. Qc4+ Kf8 26. Rxc2 Bxc2+ 27. Qxc2 Qe1+ 28. Kb2 Rd2 29. h3) 23. h4?? { (-7.00 → -17.70) Blunder. Best move was gxf7+. } (23. gxf7+ Kxf7) 23... Bxg6 24. h5 Bf7 25. h6 Qc5 26. hxg7?! { (-15.66 → Mate in 11) Checkmate is now unavoidable. Best move was Qc1. } (26. Qc1 Bg6) 26... Na3+ 27. Qxa3 Qxa3 28. Rxh7 Bxb3?! { (Mate in 1 → Mate in 4) Not the best checkmate sequence. Best move was Rd1#. } (28... Rd1#) 29. Rh8+ Kf7?! { (Mate in 4 → Mate in 6) Not the best checkmate sequence. Best move was Kxg7. } (29... Kxg7 30. Rg8+ Kxg8 31. cxb3 Rd1+ 32. Kc2 Qc1#) 30. Rxd8 Kg6?? { (Mate in 2 → -5.32) Lost forced checkmate sequence. Best move was Qxa2+. } (30... Qxa2+ 31. Kc1 Qxc2#) 31. axb3 Qa2+?? { (-5.21 → Mate in 25) Checkmate is now unavoidable. Best move was Kxg7. } (31... Kxg7 32. Rd4 Kg6 33. Ra4 Qc5 34. Rc4 Qg1+ 35. Kb2 Kf5 36. Kc3 Kg4 37. Kb2 f5 38. Kc3) 32. Kxa2 Kf5?! { (73.83 → Mate in 6) Checkmate is now unavoidable. Best move was Kxg7. } (32... Kxg7 33. Rd7+) 33. Kb2 Ke4 34. Rd7 Kf5 35. Rxa7 Kxf4 36. g8=Q Ke5 37. Qf7 f5 38. Qf6+?! { (Mate in 4 → Mate in 22) Not the best checkmate sequence. Best move was Ra5+. } (38. Ra5+ Kd6 39. c3 f4 40. Ra6+ Ke5 41. Qe6#) 38... Kf4 39. Re7?! { (Mate in 4 → Mate in 4) Not the best checkmate sequence. Best move was Ra4+. } (39. Ra4+ Kf3 40. Qxf5+ Ke3 41. Re4+ Kd2 42. Qd5#) 39... Kf3 40. Re6?! { (Mate in 3 → Mate in 4) Not the best checkmate sequence. Best move was Qxf5+. } (40. Qxf5+ Kg3 41. Rg7+ Kh2 42. Qh5#) 40... Kf2 41. Re5?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Qxf5+. } (41. Qxf5+ Kg3 42. Rg6+ Kh2 43. Qh5#) 41... Kg1 42. Qxf5?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Rxf5. } (42. Rxf5 Kh2 43. Qg6 Kh3 44. Rh5#) 42... Kg2 43. Re4 Kg1 44. Rg4+ Kh2 45. Qh5# { White wins by checkmate. } 1-0