lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/kFFRSZYF"] [Date "2020.12.07"] [Round "-"] [White "Stelian"] [Black "kidman"] [Result "0-1"] [UTCDate "2020.12.07"] [UTCTime "17:18:58"] [WhiteElo "1494"] [BlackElo "1283"] [WhiteRatingDiff "-18"] [BlackRatingDiff "+96"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A80"] [Opening "Dutch Defense: Raphael Variation"] [Termination "Time forfeit"] [Annotator "chess-academy.net"] 1. d4 f5?! { (0.15 → 0.67) Inaccuracy. Best move was d5. } (1... d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. Bg5 O-O 6. e3) 2. Nc3?! { (0.67 → 0.12) Inaccuracy. Best move was Bf4. } { A80 Dutch Defense: Raphael Variation } (2. Bf4 Nf6 3. e3 e6 4. h3 Be7 5. Bd3 b6 6. Ne2 Bb7) 2... Nc6?! { (0.12 → 1.04) Inaccuracy. Best move was Nf6. } (2... Nf6) 3. e4 g6? { (0.68 → 2.42) Mistake. Best move was fxe4. } (3... fxe4 4. d5) 4. Bc4? { (2.42 → 0.39) Mistake. Best move was d5. } (4. d5) 4... e6? { (0.39 → 1.95) Mistake. Best move was fxe4. } (4... fxe4 5. Bxg8) 5. exf5 gxf5? { (1.82 → 4.81) Mistake. Best move was d5. } (5... d5 6. Bb5 Qf6 7. fxg6 Qxg6 8. Nf3 Nf6 9. Qe2 Bd6 10. O-O Rg8 11. g3 Bd7 12. Bxc6) 6. Bb5?? { (4.81 → 0.61) Blunder. Best move was Qh5+. } (6. Qh5+ Ke7) 6... Nb4?? { (0.61 → 11.14) Blunder. Best move was Bg7. } (6... Bg7) 7. a3?? { (11.14 → 4.49) Blunder. Best move was Qh5+. } (7. Qh5+ Ke7 8. Bg5+ Nf6 9. Bxf6+ Kxf6 10. Qh4+ Kf7 11. Qxd8 Nxc2+ 12. Ke2 Nxd4+ 13. Kf1 c6) 7... a6?? { (4.49 → 9.51) Blunder. Best move was Nxc2+. } (7... Nxc2+ 8. Qxc2) 8. Be2?? { (9.51 → 4.92) Blunder. Best move was Qh5+. } (8. Qh5+ Ke7 9. Bg5+ Nf6 10. Bxf6+ Kxf6 11. Qh4+ Kf7 12. Qxd8 axb5 13. Kd1 Nc6 14. Qxc7 Nxd4) 8... Nc6?? { (4.92 → 8.61) Blunder. Best move was Nxc2+. } (8... Nxc2+ 9. Qxc2) 9. Bh5+ Ke7 10. Bg5+ Nf6 11. Nf3?? { (8.32 → 3.23) Blunder. Best move was Nd5+. } (11. Nd5+ exd5) 11... d6? { (3.23 → 6.03) Mistake. Best move was d5. } (11... d5) 12. O-O? { (6.03 → 4.13) Mistake. Best move was d5. } (12. d5 Ne5 13. Nxe5 dxe5 14. Qe2 Rg8 15. Bh4 Bh6 16. Rd1 Bg5 17. Bxg5 Rxg5 18. dxe6 Bxe6) 12... e5?? { (4.13 → 14.47) Blunder. Best move was d5. } (12... d5 13. Re1) 13. dxe5 dxe5 14. Qe2?! { (11.28 → 9.16) Inaccuracy. Best move was Nd5+. } (14. Nd5+ Qxd5 15. Qxd5 Be6 16. Qc5+ Kd7 17. Nxe5+ Kc8 18. Qe3 Ne4 19. Nxc6 bxc6 20. Qd4 Rg8) 14... e4?! { (9.16 → 21.54) Inaccuracy. Best move was Rg8. } (14... Rg8 15. Nxe5) 15. Nh4? { (21.54 → 7.92) Mistake. Best move was Nxe4. } (15. Nxe4) 15... Nd4 16. Qd2?? { (7.99 → 4.33) Blunder. Best move was Nxf5+. } (16. Nxf5+ Bxf5 17. Qc4 b5 18. Nd5+ Kd6 19. Qxd4 Kc6 20. Bxf6 Qxd5 21. Qxd5+ Kxd5 22. Bxh8 Bc5) 16... Ke6? { (4.33 → 6.23) Mistake. Best move was Rg8. } (16... Rg8 17. Rad1) 17. Rfe1? { (6.23 → 4.92) Mistake. Best move was Qe3. } (17. Qe3 Bh6) 17... Nxh5?? { (4.92 → 15.60) Blunder. Best move was Nf3+. } (17... Nf3+ 18. Bxf3 Qxd2 19. Bxd2 Kf7 20. Be2 Be6 21. g3 Be7 22. Ng2 b5 23. Bg5 Rad8 24. Bf4) 18. Bxd8 Bg7 19. Bxc7 Nb5?! { (13.54 → Mate in 12) Checkmate is now unavoidable. Best move was Kf7. } (19... Kf7 20. Qd1) 20. Nxb5?! { (Mate in 12 → 18.28) Lost forced checkmate sequence. Best move was Qd5+. } (20. Qd5+ Kf6 21. Nxe4+ fxe4 22. Be5+ Ke7 23. Rxe4 Be6 24. Bxg7 Nxg7 25. Nf5+ Kf7 26. Qxb7+ Nc7) 20... axb5 21. Qd6+ Kf7 22. Nxf5 Bxf5 23. f3?! { (12.42 → 9.45) Inaccuracy. Best move was g4. } (23. g4 Be6) 23... exf3? { (9.45 → Mate in 5) Checkmate is now unavoidable. Best move was Be6. } (23... Be6 24. Rxe4) 24. Re7+ Kg8 25. Rd1?! { (Mate in 3 → 13.70) Lost forced checkmate sequence. Best move was Qd5+. } (25. Qd5+ Be6 26. Qxe6+ Kf8 27. Qf7#) 25... Bf6?! { (13.70 → Mate in 2) Checkmate is now unavoidable. Best move was Nf6. } (25... Nf6 26. Qg3) 26. Re8+?? { (Mate in 2 → 6.52) Lost forced checkmate sequence. Best move was Qd8+. } (26. Qd8+ Rxd8 27. Rxd8#) 26... Kg7? { (6.52 → 9.50) Mistake. Best move was Rxe8. } (26... Rxe8 27. Qd5+) 27. Rxa8 Rxa8 28. Qd2? { (9.17 → 7.62) Mistake. Best move was Rd5. } (28. Rd5) 28... Bxb2? { (7.62 → 13.62) Mistake. Best move was fxg2. } (28... fxg2 29. Be5 Rf8 30. Qg5+ Bg6 31. Rd2 h6 32. Bxf6+ Nxf6 33. Qg3 Kh7 34. Qe5 Rf7 35. Rf2) 29. Rb1 Bxa3 30. Qc3+?! { (10.54 → 9.47) Inaccuracy. Best move was Rxb5. } (30. Rxb5 Bg6 31. Qc3+ Kg8 32. Be5 Be7 33. Rxb7 f2+ 34. Kf1 Re8 35. g4 Nf4 36. Bxf4 Bf7) 30... Kg6 31. Rxb5 Be4? { (8.42 → 13.19) Mistake. Best move was Nf6. } (31... Nf6 32. h4) 32. Rb6+?! { (13.19 → 9.29) Inaccuracy. Best move was gxf3. } (32. gxf3) 32... Kg5? { (9.29 → Mate in 6) Checkmate is now unavoidable. Best move was Kf7. } (32... Kf7 33. g4 Bc6 34. gxh5 Be7 35. Kf1 Bf6 36. Be5 Bxe5 37. Qxe5 Rd8 38. Rb1 Rd5 39. Qf4+) 33. h4+ Kg4 34. gxf3+ Bxf3 35. Qc4+ Kh3 36. Qf1+?! { (Mate in 11 → 62.01) Lost forced checkmate sequence. Best move was Rb3. } (36. Rb3 Rf8 37. Rxa3 Ng3 38. Qe6+ Kxh4 39. Qh6+ Kg4 40. Qxf8 Ne2+ 41. Kf2 Be4 42. Kxe2 Bd3+) 36... Kxh4 37. Qxf3 Kg5?! { (16.80 → Mate in 7) Checkmate is now unavoidable. Best move was Bc5+. } (37... Bc5+ 38. Kh2) 38. Qf4+?? { (Mate in 7 → -4.65) Lost forced checkmate sequence. Best move was Rb5+. } (38. Rb5+ Bc5+ 39. Rxc5+ Kg6 40. Qxh5+ Kg7 41. Rg5+ Kf6 42. Rf5+ Kg7 43. Rf7+ Kh8 44. Qxh7#) 38... Nxf4 { Black wins on time. } 0-1