lichess dev

[Event "Classical Shield Arena"] [Site "http://chess-academy.net/egmpqFXn"] [Date "2021.06.11"] [Round "-"] [White "Mychess"] [Black "Beliver"] [Result "0-1"] [UTCDate "2021.06.11"] [UTCTime "14:57:38"] [WhiteElo "1852"] [BlackElo "1500"] [WhiteRatingDiff "-133"] [BlackRatingDiff "+356"] [Variant "Standard"] [TimeControl "1200+10"] [ECO "A00"] [Opening "Van Geet Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. Nc3 { A00 Van Geet Opening } Nf6?! { (-0.10 → 0.50) Inaccuracy. Best move was d5. } (1... d5 2. d4 Nf6 3. Bf4 e6 4. e3 Bb4 5. Ne2 O-O 6. g3) 2. e3? { (0.50 → -0.57) Mistake. Best move was e4. } (2. e4 e5 3. Nf3 Nc6 4. Bb5 Nd4 5. O-O c6 6. Bc4 Nxf3+ 7. Qxf3 b5 8. Bb3 d6) 2... e6 3. d4?! { (-0.08 → -0.65) Inaccuracy. Best move was f4. } (3. f4 d5) 3... Be7? { (-0.65 → 0.37) Mistake. Best move was d5. } (3... d5 4. Nf3 Be7 5. Bd3 O-O 6. b3 c5 7. Ne2 cxd4 8. exd4 Nc6 9. a3 Bd6 10. Bb2) 4. Nf3?! { (0.37 → -0.48) Inaccuracy. Best move was e4. } (4. e4 O-O) 4... O-O 5. e4 Ne8? { (-0.53 → 1.10) Mistake. Best move was d5. } (5... d5 6. exd5) 6. e5? { (1.10 → -0.09) Mistake. Best move was Bc4. } (6. Bc4 d6 7. O-O Nd7 8. a4 c5 9. d5 Ne5 10. Nxe5 dxe5 11. Be3 Nf6 12. Qe2 exd5) 6... d5 7. Bg5?? { (0.42 → -4.99) Blunder. Best move was Na4. } (7. Na4 b6 8. Bd3 c5 9. c3 c4 10. Bb1 Nd7 11. O-O f5 12. exf6 Ndxf6 13. Qe2 Nd6) 7... Bxg5 8. Nxg5?! { (-4.53 → -5.13) Inaccuracy. Best move was Na4. } (8. Na4 Be7) 8... Qxg5 9. g3 Qe7 10. f4 c5 11. dxc5 Qxc5 12. Na4? { (-4.48 → -6.77) Mistake. Best move was Qd2. } (12. Qd2 Nc6) 12... Qe7? { (-6.77 → -4.62) Mistake. Best move was Qb4+. } (12... Qb4+ 13. Nc3) 13. Bb5?? { (-4.62 → -9.67) Blunder. Best move was Qd4. } (13. Qd4 Nc6 14. Qc5 f6 15. Qxe7 Nxe7 16. exf6 Nxf6 17. Bd3 e5 18. fxe5 Ng4 19. Rf1 Rxf1+) 13... Bd7?? { (-9.67 → -5.91) Blunder. Best move was Qb4+. } (13... Qb4+ 14. Qd2 Qxb5 15. b3 Qc6 16. O-O-O Nc7 17. Kb2 Nd7 18. h4 b5 19. Nc3 h5 20. a3) 14. Bxd7?! { (-5.91 → -6.58) Inaccuracy. Best move was Qd3. } (14. Qd3 f6) 14... Qxd7? { (-6.58 → -5.13) Mistake. Best move was Qb4+. } (14... Qb4+ 15. Nc3 Nxd7 16. Qd3 Qxb2 17. Rb1 Qa3 18. Nb5 Qa5+ 19. Qc3 Qb6 20. Rb2 f6 21. Nd4) 15. Nc5?! { (-5.13 → -5.72) Inaccuracy. Best move was Nc3. } (15. Nc3 Qc6) 15... Qb5 16. Nd3 Nc6 17. b3? { (-5.31 → -6.38) Mistake. Best move was O-O. } (17. O-O) 17... Nd4?! { (-6.38 → -5.88) Inaccuracy. Best move was Qb6. } (17... Qb6) 18. a4?! { (-5.88 → -6.38) Inaccuracy. Best move was O-O. } (18. O-O Qb6 19. Rf2 Rc8 20. Rc1 Nc7 21. c3 Nf5 22. b4 Nb5 23. Nc5 Rxc5 24. bxc5 Qxc5) 18... Qa5+?! { (-6.38 → -5.77) Inaccuracy. Best move was Qb6. } (18... Qb6) 19. c3? { (-5.77 → -7.97) Mistake. Best move was b4. } (19. b4 Qc7) 19... Qxc3+ 20. Kf1? { (-7.65 → -10.10) Mistake. Best move was Kf2. } (20. Kf2 Nc2 21. Rc1 Rc8 22. Qe2 Qxb3 23. Rhd1 Rc3 24. Kg1 Qxa4 25. Ne1 Nd4 26. Qd2 Rxc1) 20... Nf3?? { (-10.10 → -5.96) Blunder. Best move was Nc2. } (20... Nc2 21. Ke2) 21. Qxf3? { (-5.96 → -8.64) Mistake. Best move was Kg2. } (21. Kg2 Nd2) 21... Qxb3?? { (-8.64 → -1.71) Blunder. Best move was Qxa1+. } (21... Qxa1+) 22. Qd1 Rc8?? { (-2.07 → 12.52) Blunder. Best move was Qxd1+. } (22... Qxd1+ 23. Rxd1) 23. Nc1?? { (12.52 → Mate in 6) Checkmate is now unavoidable. Best move was Qxb3. } (23. Qxb3 b6 24. a5 g6 25. axb6 axb6 26. Qxb6 Ng7 27. g4 Rc3 28. Qe3 Rc2 29. Rc1 Rfc8) 23... Qc4+?? { (Mate in 6 → -2.89) Lost forced checkmate sequence. Best move was Qxd1+. } (23... Qxd1+ 24. Kf2 Rc2+ 25. Ke3 Qxh1 26. Ne2 Qe4+ 27. Kf2 Qxe2+ 28. Kg1 Qg2#) 24. Kg2?? { (-2.89 → -8.13) Blunder. Best move was Nd3. } (24. Nd3 f6) 24... Qe4+ 25. Kh3 h5?? { (-7.84 → -2.82) Blunder. Best move was Rc2. } (25... Rc2 26. Rg1 Qg6 27. Nd3 Qh6+ 28. Kg4 Qxh2 29. Rc1 Rxc1 30. Qxc1 Qe2+ 31. Kh3 Qxd3 32. Qb1) 26. Qxh5?? { (-2.82 → -9.43) Blunder. Best move was Re1. } (26. Re1 Qg6) 26... Qxh1 27. Rb1? { (-8.90 → -25.41) Mistake. Best move was Nb3. } (27. Nb3 Qe4) 27... Qf1+ 28. Kh4 f5 29. Qe2 Qf2?? { (-12.43 → 7.86) Blunder. Best move was Qg1. } (29... Qg1 30. Rxb7 Rxc1 31. Kg5 Rc7 32. Rxc7 Nxc7 33. Qh5 Qd4 34. Kh4 Qxa4 35. Kg5 Na6 36. Kh4) 30. Qxf2 b6 31. Nd3?! { (7.44 → 6.77) Inaccuracy. Best move was a5. } (31. a5 Rf7) 31... g6? { (6.77 → 8.04) Mistake. Best move was Rc3. } (31... Rc3 32. Ne1 Rf7 33. Kh3 Rc5 34. Nf3 g6 35. Ng5 Rfc7 36. Qa2 R7c6 37. Qa3 Nc7 38. Kg2) 32. Nb4? { (8.04 → 6.03) Mistake. Best move was a5. } (32. a5) 32... Rc4?! { (6.03 → 6.60) Inaccuracy. Best move was Rf7. } (32... Rf7 33. Kh3) 33. Qe2? { (6.60 → 5.38) Mistake. Best move was Kh3. } (33. Kh3) 33... Kg7?! { (5.38 → 6.21) Inaccuracy. Best move was g5+. } (33... g5+ 34. Kh3) 34. Qb2?? { (6.21 → Mate in 2) Checkmate is now unavoidable. Best move was Kh3. } (34. Kh3 Rf7 35. Qa2 Rc5 36. Qd2 Kf8 37. Nc2 Rh7+ 38. Kg2 Rhc7 39. Nd4 Kf7 40. Ra1 Rc4) 34... Rh8+ 35. Kg5 Rh5# { Black wins by checkmate. } 0-1