lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/ZWkm3CUH"] [Date "2020.10.20"] [Round "-"] [White "CovganetIlinca_13883"] [Black "StinaCostel23"] [Result "1-0"] [UTCDate "2020.10.20"] [UTCTime "16:53:10"] [WhiteElo "1706"] [BlackElo "1751"] [WhiteRatingDiff "+13"] [BlackRatingDiff "-99"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Van't Kruijs Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e3 { A00 Van't Kruijs Opening } e6 2. Nc3?! { (0.34 → -0.64) Inaccuracy. Best move was d4. } (2. d4 d5 3. c4 Nf6 4. Nf3 c5 5. Nc3 Nc6 6. Be2 cxd4) 2... Qf6? { (-0.64 → 0.99) Mistake. Best move was Nf6. } (2... Nf6 3. d4 d5 4. Nf3 c5 5. Bd3 Be7 6. O-O O-O 7. b3 Nc6 8. Ne2 b6 9. Bb2) 3. Nf3 b6? { (0.51 → 1.53) Mistake. Best move was d5. } (3... d5 4. d4 Qd8 5. e4 Bb4 6. Bg5 Ne7 7. Bd3 h6 8. Be3 dxe4 9. Bxe4 Nd5 10. Bd2) 4. g3? { (1.53 → 0.44) Mistake. Best move was d4. } (4. d4 Bb4) 4... Bb7 5. Bg2?! { (0.77 → 0.03) Inaccuracy. Best move was e4. } (5. e4) 5... g5?! { (0.03 → 0.94) Inaccuracy. Best move was d5. } (5... d5) 6. h3?! { (0.94 → 0.19) Inaccuracy. Best move was d4. } (6. d4 g4) 6... Nh6? { (0.19 → 1.72) Mistake. Best move was h5. } (6... h5 7. d4) 7. O-O? { (1.72 → 0.55) Mistake. Best move was e4. } (7. e4) 7... g4 8. hxg4 Nxg4 9. d3? { (1.38 → -0.60) Mistake. Best move was d4. } (9. d4 Qg7) 9... Ne5? { (-0.60 → 1.74) Mistake. Best move was Nc6. } (9... Nc6 10. e4 Qg7 11. a3 O-O-O 12. d4 Kb8 13. Bf4 f6 14. Nh4 Ba6 15. f3 Nh6 16. Rf2) 10. Ne4? { (1.74 → -0.75) Mistake. Best move was Nxe5. } (10. Nxe5) 10... Qf5?? { (-0.75 → 7.83) Blunder. Best move was Bxe4. } (10... Bxe4 11. dxe4 Nbc6 12. Rb1 h5 13. Bd2 Qg7 14. Bc3 h4 15. Bxe5 Nxe5 16. Nxe5 Qxe5 17. Qd4) 11. Nd4?? { (7.83 → 4.81) Blunder. Best move was Nh4. } (11. Nh4 Bxe4 12. Nxf5 Bxg2 13. Kxg2 exf5 14. Qh5 Nbc6 15. Qxf5 Ng6 16. Rh1 Nce7 17. Qf3 c6) 11... Qg6 12. Nf3?? { (5.37 → -0.55) Blunder. Best move was Nf6+. } (12. Nf6+ Qxf6) 12... Nxf3+ 13. Qxf3 f5?? { (-0.34 → 7.89) Blunder. Best move was Bc6. } (13... Bc6) 14. Nf6+ Qxf6 15. Qxb7 Bd6 16. Qxa8 O-O? { (7.20 → 8.34) Mistake. Best move was Kf7. } (16... Kf7 17. Qxa7 h5 18. Qa4 h4 19. e4 hxg3 20. exf5 gxf2+ 21. Kxf2 exf5 22. Ke2 Rh2 23. Rf2) 17. Qxa7 Nc6?! { (7.96 → 8.49) Inaccuracy. Best move was h5. } (17... h5) 18. Bxc6 dxc6 19. Rb1 f4?! { (7.94 → 8.88) Inaccuracy. Best move was Qg6. } (19... Qg6 20. Kg2) 20. exf4 e5 21. b3? { (9.01 → 7.73) Mistake. Best move was fxe5. } (21. fxe5 Bxe5 22. Qa4 c5 23. Qg4+ Qg6 24. Qxg6+ hxg6 25. Re1 Bd6 26. Bg5 Kf7 27. Re4 b5) 21... exf4 22. gxf4?? { (7.68 → Mate in 7) Checkmate is now unavoidable. Best move was Qa4. } (22. Qa4 b5 23. Qe4 fxg3 24. Qg4+ Qg6 25. Qxg6+ hxg6 26. fxg3 Bxg3 27. Rxf8+ Kxf8 28. Bg5 Bd6) 22... Qg6+ 23. Kh1 Bxf4?? { (Mate in 6 → 16.85) Lost forced checkmate sequence. Best move was Rf5. } (23... Rf5 24. Qb8+ Kf7 25. Qe8+ Kxe8 26. Re1+ Kd7 27. Re7+ Bxe7 28. a3 Rh5#) 24. Rg1 Bg5?! { (15.92 → Mate in 11) Checkmate is now unavoidable. Best move was Qxg1+. } (24... Qxg1+) 25. Rxg5 Qxg5?! { (27.42 → Mate in 8) Checkmate is now unavoidable. Best move was Rf6. } (25... Rf6 26. Qxc7) 26. Bxg5 Rxf2 27. Qa8+ Kg7 28. Qd8 h6 29. Qd4+?! { (Mate in 5 → Mate in 5) Not the best checkmate sequence. Best move was Rg1. } (29. Rg1 hxg5 30. Qe7+ Kh8 31. Qxg5 Rg2 32. Rxg2 Kh7 33. Qg7#) 29... Kg6 30. Qxf2 hxg5 31. Qg2?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Rg1. } (31. Rg1 b5 32. Qf4 Kg7 33. Rxg5+ Kh8 34. Qh2#) 31... Kf5 32. Rf1+ Kg6 33. d4?! { (Mate in 4 → Mate in 4) Not the best checkmate sequence. Best move was Qf3. } (33. Qf3 Kh7 34. Qh5+ Kg7 35. Rf7+ Kg8 36. Qh7#) 33... Kh5 34. Rf5?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Rf6. } (34. Rf6 g4 35. Qh2+ Kg5 36. Qh6#) 34... Kg6 35. Qxg5+ Kh7 36. Qh5+?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Rf7+. } (36. Rf7+ Kh8 37. Qg7#) 36... Kg7 37. Qg5+?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Rf7+. } (37. Rf7+ Kg8 38. Qh7#) 37... Kh7 38. Qe7+?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Rf7+. } (38. Rf7+ Kh8 39. Qg7#) 38... Kg6 39. Rg5+ Kh6 40. Qf8+?! { (Mate in 1 → Mate in 11) Not the best checkmate sequence. Best move was Qg7#. } (40. Qg7#) 40... Kxg5 41. Kg2 Kg6 42. Kf3 Kh5 43. Kf4?! { (Mate in 3 → Mate in 4) Not the best checkmate sequence. Best move was Qg7. } (43. Qg7 c5 44. Kf4 cxd4 45. Qg5#) 43... Kg6 44. Ke5 c5 45. Ke6?! { (Mate in 3 → Mate in 4) Not the best checkmate sequence. Best move was Qg8+. } (45. Qg8+ Kh5 46. Kf5 cxd4 47. Qg5#) 45... Kg5 46. dxc5?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Qf3. } (46. Qf3 Kg6 47. Qg3+ Kh6 48. Kf6 cxd4 49. Qh2#) 46... bxc5 47. b4?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Qf3. } (47. Qf3 Kh6 48. Kf6 Kh7 49. Qg3 Kh8 50. Qg7#) 47... cxb4 48. Ke5?! { (Mate in 4 → Mate in 4) Not the best checkmate sequence. Best move was Qf3. } (48. Qf3 Kh6 49. Qf6+ Kh7 50. Kf7 b3 51. Qh4#) 48... Kg4 49. Qf1?! { (Mate in 4 → Mate in 4) Not the best checkmate sequence. Best move was Qf2. } (49. Qf2 b3 50. Qg2+ Kh4 51. Kf5 bxa2 52. Qg4#) 49... Kg3 50. Ke4 Kg4 51. Qg1+ Kh4 52. Kf3?! { (Mate in 2 → Mate in 3) Not the best checkmate sequence. Best move was Kf4. } (52. Kf4 Kh3 53. Qh1#) 52... Kh5 53. Kf4?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Qg7. } (53. Qg7 c6 54. Kf4 b3 55. Qg5#) 53... Kh6 54. Kf5 Kh7 55. Kf6 Kh8 56. Kf7?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Qg7#. } (56. Qg7#) 56... c6 57. Qg8# { White wins by checkmate. } 1-0