lichess dev

[Event "stefanos12 Arena"] [Site "http://chess-academy.net/JhtH76Ai"] [Date "2021.02.28"] [Round "-"] [White "Ericene"] [Black "Lefrancois_Jean"] [Result "0-1"] [UTCDate "2021.02.28"] [UTCTime "10:27:07"] [WhiteElo "1098"] [BlackElo "1827"] [WhiteRatingDiff "-4"] [BlackRatingDiff "+2"] [Variant "Standard"] [TimeControl "120+0"] [ECO "A02"] [Opening "Bird Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. f4?! { (0.15 → -0.38) Inaccuracy. Best move was e4. } { A02 Bird Opening } (1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O d6) 1... c6?! { (-0.38 → 0.27) Inaccuracy. Best move was d5. } (1... d5 2. Nf3 Bf5 3. e3 e6 4. Be2 Nf6 5. Nh4 Be7 6. O-O) 2. g3 d5 3. Bg2 e6?! { (-0.38 → 0.56) Inaccuracy. Best move was Bf5. } (3... Bf5 4. Nc3) 4. e3?! { (0.56 → -0.31) Inaccuracy. Best move was Nf3. } (4. Nf3) 4... Nf6?! { (-0.31 → 0.40) Inaccuracy. Best move was Be7. } (4... Be7) 5. c4? { (0.40 → -0.79) Mistake. Best move was Nf3. } (5. Nf3 Bd6) 5... Bb4? { (-0.79 → 0.40) Mistake. Best move was b5. } (5... b5 6. cxd5 cxd5 7. Nf3 b4 8. O-O a5 9. Ne5 Ba6 10. Re1 Nbd7 11. d4 Bd6 12. b3) 6. Qf3? { (0.40 → -0.88) Mistake. Best move was Nf3. } (6. Nf3 dxc4) 6... Qb6? { (-0.88 → 0.28) Mistake. Best move was Nbd7. } (6... Nbd7) 7. Bf1? { (0.28 → -1.83) Mistake. Best move was Qe2. } (7. Qe2) 7... Bc5? { (-1.83 → 0.03) Mistake. Best move was O-O. } (7... O-O) 8. Nc3 a5? { (-0.60 → 0.44) Mistake. Best move was O-O. } (8... O-O 9. g4) 9. b4?? { (0.44 → -3.53) Blunder. Best move was g4. } (9. g4 O-O) 9... Bxb4? { (-3.53 → -1.30) Mistake. Best move was axb4. } (9... axb4 10. Nd1) 10. a3? { (-1.30 → -3.02) Mistake. Best move was Rb1. } (10. Rb1) 10... Bxc3 11. dxc3 Bd7?! { (-2.77 → -2.02) Inaccuracy. Best move was Nbd7. } (11... Nbd7 12. Qd1 O-O 13. Nf3 Rd8 14. Be2 Ne4 15. O-O Ndc5 16. Qc2 a4 17. Rb1 Qa5 18. Bb2) 12. Ra2?? { (-2.02 → -8.22) Blunder. Best move was Qd1. } (12. Qd1 Na6) 12... Qc7?? { (-8.22 → -2.33) Blunder. Best move was Qb1. } (12... Qb1 13. Qd1) 13. Rd2?! { (-2.33 → -3.26) Inaccuracy. Best move was Qe2. } (13. Qe2 Ne4) 13... dxc4? { (-3.26 → -1.88) Mistake. Best move was O-O. } (13... O-O) 14. Bb2? { (-1.88 → -3.62) Mistake. Best move was Bxc4. } (14. Bxc4 c5) 14... Na6? { (-3.62 → -2.25) Mistake. Best move was c5. } (14... c5 15. Bg2) 15. Ne2? { (-2.25 → -5.05) Mistake. Best move was Bxc4. } (15. Bxc4) 15... Nc5 16. Bh3?? { (-4.66 → -7.85) Blunder. Best move was Nc1. } (16. Nc1) 16... Nd3+ 17. Kd1? { (-7.32 → -10.78) Mistake. Best move was Rxd3. } (17. Rxd3 cxd3) 17... Nxb2+? { (-10.78 → -7.19) Mistake. Best move was c5. } (17... c5 18. Nc1 Bc6 19. Qf1 O-O-O 20. Nxd3 Ne4 21. Bc1 Nxd2 22. Kxd2 Rxd3+ 23. Ke1 Rhd8 24. Rg1) 18. Rxb2 O-O-O? { (-7.28 → -5.43) Mistake. Best move was c5. } (18... c5) 19. Re1? { (-5.43 → -6.83) Mistake. Best move was Bg2. } (19. Bg2 e5) 19... e5 20. Bg4?? { (-6.36 → -25.74) Blunder. Best move was Bxd7+. } (20. Bxd7+) 20... Bxg4+ 21. Kc1 Bxf3 22. Ng1 Be2 23. Rexe2?! { (-18.60 → Mate in 14) Checkmate is now unavoidable. Best move was Rbxe2. } (23. Rbxe2 Rd3) 23... exf4?! { (Mate in 14 → -20.47) Lost forced checkmate sequence. Best move was Qd6. } (23... Qd6 24. Red2 Qxa3 25. Nf3 Qa1+ 26. Rb1 Qxc3+ 27. Rc2 Qxe3+ 28. Kb2 Qb3+ 29. Kc1 Qxf3 30. Kb2) 24. exf4 Qxf4+?? { (-33.51 → -6.66) Blunder. Best move was Qd6. } (24... Qd6) 25. Kb1?? { (-6.66 → Mate in 4) Checkmate is now unavoidable. Best move was gxf4. } (25. gxf4 Rd3 26. Rbc2 Rhd8 27. Red2 Kc7 28. Rxd3 Rxd3 29. Ne2 Nd5 30. a4 b5 31. h4 g6) 25... Rhe8? { (Mate in 4 → -9.34) Lost forced checkmate sequence. Best move was Rd1+. } (25... Rd1+ 26. Ka2 Qc1 27. Re8+ Rxe8 28. Ne2 Qa1#) 26. Rxe8? { (-9.34 → Mate in 8) Checkmate is now unavoidable. Best move was gxf4. } (26. gxf4 Rd1+) 26... Rxe8?! { (Mate in 8 → -10.01) Lost forced checkmate sequence. Best move was Qf1+. } (26... Qf1+ 27. Ka2 Nxe8 28. Rb1 Rd2+ 29. Ka1 Qf2 30. Ne2 Rxe2 31. Rb2 Rxb2 32. h3 Ra2+ 33. Kb1) 27. gxf4 Re1+ 28. Kc2 Rxg1 29. h4 Rg2+ 30. Kc1 Rc2+?? { (-10.35 → -1.00) Blunder. Best move was Rg1+. } (30... Rg1+ 31. Kd2 Rf1 32. Rc2 Rxf4 33. Kc1 Rxh4 34. Rg2 Rg4 35. Rf2 a4 36. Kb2 b6 37. Rf3) 31. Rxc2 Kd7 32. Kb1? { (-0.79 → -2.59) Mistake. Best move was Rb2. } (32. Rb2 Kc7) 32... Ke6? { (-2.59 → -1.16) Mistake. Best move was Nd5. } (32... Nd5 33. Rc1) 33. Re2+ Kf5? { (-1.51 → 0.25) Mistake. Best move was Kd6. } (33... Kd6 34. f5 Nd5 35. Kb2 g6 36. fxg6 hxg6 37. Kc2 f5 38. Kd2 Nf6 39. Re1 Ne4+ 40. Ke3) 34. Rf2?? { (0.25 → -3.49) Blunder. Best move was Re7. } (34. Re7 b6 35. Rxf7 g6 36. Rc7 c5 37. Kc2 h5 38. Rc6 Nd5 39. Kd2 a4 40. Rd6 Nxf4) 34... Ne4 35. Re2?? { (-3.25 → Mate in 23) Checkmate is now unavoidable. Best move was Rb2. } (35. Rb2 Nxc3+) 35... Nxc3+ 36. Kb2 Nxe2 37. Kc2?! { (-78.33 → Mate in 25) Checkmate is now unavoidable. Best move was h5. } (37. h5 b5) 37... Nxf4 38. Kd2 Kg4 39. Ke1 c3 40. Kf1?! { (-81.36 → Mate in 5) Checkmate is now unavoidable. Best move was Kd1. } (40. Kd1 b5 41. h5 Kxh5 42. Kc1 Ne2+ 43. Kc2 b4 44. axb4 axb4 45. Kd3 Nf4+ 46. Kc2 Kg5) 40... Nd3?! { (Mate in 5 → Mate in 8) Not the best checkmate sequence. Best move was c2. } (40... c2 41. Kf2 c1=Q 42. h5 Qd2+ 43. Kf1 Qg2+ 44. Ke1 Qe2#) 41. Kg1 c2 42. Kg2 c1=Q 43. Kh2 Qe3 44. Kh1 Qg3 45. h5 Nf2# { Black wins by checkmate. } 0-1