lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/ON02iigc"] [Date "2021.02.20"] [Round "-"] [White "KYPO4KA"] [Black "Daria_Cirstea"] [Result "1-0"] [UTCDate "2021.02.20"] [UTCTime "17:11:20"] [WhiteElo "1625"] [BlackElo "1398"] [WhiteRatingDiff "+42"] [BlackRatingDiff "-5"] [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. f4?! { (0.34 → -0.29) Inaccuracy. Best move was d4. } (2. d4 d5 3. c4 Nf6 4. Nf3 c5 5. Nc3 Nc6 6. Be2 cxd4) 2... d5 3. Bb5+?! { (0.15 → -0.59) Inaccuracy. Best move was b3. } (3. b3 Nf6) 3... c6?! { (-0.59 → 0.00) Inaccuracy. Best move was Bd7. } (3... Bd7 4. Be2 c5 5. Nf3 Nc6 6. O-O Bd6 7. b3 Nf6 8. Bb2 O-O 9. c4 a6 10. Na3) 4. Bd3?! { (0.00 → -0.71) Inaccuracy. Best move was Be2. } (4. Be2 Bd6 5. Nf3 c5 6. O-O Nc6 7. b3 Nge7 8. Bb2 O-O 9. Bd3 Nb4 10. Be2) 4... f5? { (-0.71 → 0.31) Mistake. Best move was Nd7. } (4... Nd7 5. Nf3 e5 6. fxe5 Qc7 7. Nc3 Nxe5 8. Nxe5 Qxe5 9. Qf3 Nf6 10. b3 Bg4 11. Qf2) 5. Qh5+? { (0.31 → -0.90) Mistake. Best move was b3. } (5. b3 Nf6 6. Nf3 Be7 7. O-O c5 8. Bb2 O-O 9. Be2 Nc6 10. Ne5 Nd7 11. Nxc6 bxc6) 5... g6 6. Qe2?! { (-0.48 → -1.10) Inaccuracy. Best move was Qh3. } (6. Qh3 Nd7 7. Nf3 Bg7 8. Be2 e5 9. d4 e4 10. Ne5 c5 11. b3 cxd4 12. exd4 Nh6) 6... Nd7?! { (-1.10 → -0.56) Inaccuracy. Best move was Bg7. } (6... Bg7 7. Nc3 b5 8. Nf3 a6 9. Nd1 c5 10. c3 Nf6 11. Bc2 Nc6 12. O-O O-O 13. d4) 7. Nf3?! { (-0.56 → -1.31) Inaccuracy. Best move was b3. } (7. b3 Bg7 8. Nc3 Nh6 9. Ba3 e5 10. fxe5 Nxe5 11. Nf3 Qa5 12. Bb2 O-O 13. Nxe5 Bxe5) 7... Nc5? { (-1.31 → 0.05) Mistake. Best move was Bg7. } (7... Bg7 8. Nc3) 8. a4?! { (0.05 → -0.60) Inaccuracy. Best move was b3. } (8. b3 Bg7 9. Nc3 Nh6 10. O-O Nf7 11. Ba3 Qa5 12. Bb2 e5 13. Nd1 O-O 14. fxe5 Qc7) 8... Nxd3+? { (-0.60 → 0.58) Mistake. Best move was Bg7. } (8... Bg7 9. Nc3 a5 10. O-O Nh6 11. Qd1 Nxd3 12. cxd3 b6 13. d4 Ba6 14. d3 O-O 15. b3) 9. Qxd3? { (0.58 → -0.43) Mistake. Best move was cxd3. } (9. cxd3 Nf6 10. O-O Be7 11. d4 a5 12. b3 Nd7 13. Ba3 b6 14. Rc1 Bb7 15. d3 O-O) 9... Nf6?! { (-0.43 → 0.52) Inaccuracy. Best move was a5. } (9... a5) 10. Ne5? { (0.52 → -0.95) Mistake. Best move was b3. } (10. b3 b6) 10... Ne4? { (-0.95 → 0.70) Mistake. Best move was Nd7. } (10... Nd7 11. Qe2 Nxe5 12. fxe5 a5 13. b3 b6 14. d3 Ba6 15. Bb2 Bb4+ 16. c3 Be7 17. O-O) 11. Nc3? { (0.70 → -1.76) Mistake. Best move was O-O. } (11. O-O) 11... Nxc3?? { (-1.76 → 1.51) Blunder. Best move was Qh4+. } (11... Qh4+ 12. g3 Nxg3 13. Nf3 Qh5 14. Rg1 Qxf3 15. Rxg3 Qh1+ 16. Qf1 Qxf1+ 17. Kxf1 Bg7 18. Rb1) 12. bxc3? { (1.51 → 0.05) Mistake. Best move was Qxc3. } (12. Qxc3) 12... Bd6? { (0.05 → 1.28) Mistake. Best move was Bg7. } (12... Bg7 13. a5 Bxe5 14. fxe5 b6 15. axb6 Qxb6 16. Qd4 c5 17. Qa4+ Bd7 18. Qh4 O-O 19. Ba3) 13. c4? { (1.28 → -0.43) Mistake. Best move was Nf3. } (13. Nf3) 13... Bxe5 14. fxe5 b5? { (-0.63 → 1.57) Mistake. Best move was Qh4+. } (14... Qh4+ 15. g3 Qxc4 16. Qxc4 dxc4 17. a5 h5 18. O-O h4 19. gxh4 Rxh4 20. Rf4 Rxf4 21. exf4) 15. cxb5 cxb5?! { (1.14 → 1.64) Inaccuracy. Best move was O-O. } (15... O-O) 16. Qxb5+? { (1.64 → 0.56) Mistake. Best move was axb5. } (16. axb5 O-O 17. Ba3 Rf7 18. Bc5 Bd7 19. O-O Be8 20. Rfb1 Rb7 21. Rb4 Bd7 22. Qb3 Qe8) 16... Bd7 17. Qb7?! { (1.16 → 0.31) Inaccuracy. Best move was Qb4. } (17. Qb4) 17... Rb8? { (0.31 → 1.44) Mistake. Best move was O-O. } (17... O-O 18. O-O) 18. Qxa7 Ra8?! { (1.22 → 1.96) Inaccuracy. Best move was O-O. } (18... O-O 19. O-O Ra8 20. Qd4 Ra5 21. Bb2 Qe8 22. Qb6 Rxa4 23. Bd4 Rf7 24. Rfb1 Rxa1 25. Rxa1) 19. Qd4 Bc6? { (1.51 → 2.89) Mistake. Best move was O-O. } (19... O-O) 20. Rf1?! { (2.89 → 2.03) Inaccuracy. Best move was O-O. } (20. O-O O-O) 20... Bxa4?? { (2.03 → 6.79) Blunder. Best move was O-O. } (20... O-O 21. d3 Rf7 22. Bd2 Rc7 23. Kf2 h5 24. a5 h4 25. Rab1 Be8 26. Rfc1 g5 27. Rb6) 21. Rxa4 Rxa4? { (6.29 → 7.64) Mistake. Best move was O-O. } (21... O-O 22. Bb2) 22. Qxa4+ Kf8? { (7.40 → 10.46) Mistake. Best move was Qd7. } (22... Qd7 23. Rf4) 23. g4? { (10.46 → 8.11) Mistake. Best move was Ba3+. } (23. Ba3+ Kg8 24. g4 h6 25. gxf5 exf5 26. Rg1 g5 27. Qc6 Kh7 28. Rf1 f4 29. Qb7+ Kg6) 23... Ke7? { (8.11 → 22.64) Mistake. Best move was Rg8. } (23... Rg8 24. Ba3+ Kg7 25. Qa7+ Kh8 26. Be7 Rg7 27. Bf6 Qxf6 28. Qb8+ Rg8 29. Qxg8+ Kxg8 30. exf6) 24. Qb4+?! { (22.64 → 9.50) Inaccuracy. Best move was Ba3+. } (24. Ba3+) 24... Kd7?! { (9.50 → 14.96) Inaccuracy. Best move was Kf7. } (24... Kf7) 25. Qb5+ Ke7 26. Qc5+? { (22.03 → 7.46) Mistake. Best move was Ba3+. } (26. Ba3+) 26... Kd7? { (7.46 → 14.11) Mistake. Best move was Kf7. } (26... Kf7 27. gxf5) 27. Qa7+? { (14.11 → 8.37) Mistake. Best move was gxf5. } (27. gxf5) 27... Ke8? { (8.37 → 13.55) Mistake. Best move was Qc7. } (27... Qc7 28. Qa4+) 28. Ke2? { (13.55 → 8.23) Mistake. Best move was Qg7. } (28. Qg7) 28... fxg4? { (8.23 → Mate in 1) Checkmate is now unavoidable. Best move was Qd7. } (28... Qd7 29. Qa8+) 29. Ba3?! { (Mate in 1 → 60.83) Lost forced checkmate sequence. Best move was Qf7#. } (29. Qf7#) 29... Qd7 30. Qb8+ Qd8 31. Rb1 Rf8?! { (14.79 → Mate in 8) Checkmate is now unavoidable. Best move was Qxb8. } (31... Qxb8 32. Rxb8+ Kf7 33. Rxh8 Kg7 34. Re8 Kh6 35. Rxe6 Kg5 36. Be7+ Kh5 37. Bf6 g3 38. hxg3) 32. Qb5+ Qd7 33. Qb8+ Qd8 34. Bxf8?! { (Mate in 8 → 26.40) Lost forced checkmate sequence. Best move was Qa7. } (34. Qa7 d4 35. Bxf8 Kxf8 36. Rb7 dxe3 37. dxe3 Qe8 38. Qc5+ Kg8 39. Qc7 Qd7 40. Qxd7 Kf8) 34... d4?! { (26.40 → Mate in 7) Checkmate is now unavoidable. Best move was Qxb8. } (34... Qxb8 35. Rxb8+) 35. Qxd8+ Kxd8 36. exd4 Ke8?! { (68.17 → Mate in 17) Checkmate is now unavoidable. Best move was Kc7. } (36... Kc7 37. Bd6+) 37. Rb8+ Kf7 38. Bd6 Kg7 39. Re8 Kh6?! { (68.23 → Mate in 11) Checkmate is now unavoidable. Best move was h5. } (39... h5 40. Rxe6) 40. Rxe6 Kg5 41. Rf6 Kh6 42. e6 Kg7 43. Be5 { Black resigns. } 1-0