lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/beLSdfWZ"] [Date "2021.02.08"] [Round "-"] [White "nectarie"] [Black "stefanos12"] [Result "0-1"] [UTCDate "2021.02.08"] [UTCTime "17:41:07"] [WhiteElo "1276"] [BlackElo "1378"] [WhiteRatingDiff "-9"] [BlackRatingDiff "+39"] [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 } e5 2. Bc4? { (0.41 → -0.61) Mistake. Best move was d4. } (2. d4 exd4 3. exd4 d5 4. Nf3 Nf6 5. Bd3 Bd6 6. Qe2+ Be6) 2... d5 3. Bf1?! { (-0.33 → -1.04) Inaccuracy. Best move was Bb3. } (3. Bb3 Nf6) 3... d4? { (-1.04 → 0.17) Mistake. Best move was Nf6. } (3... Nf6 4. d4) 4. Nf3?! { (0.17 → -0.64) Inaccuracy. Best move was exd4. } (4. exd4 exd4 5. Bc4 Nc6 6. d3 Nf6 7. a3 Bd7 8. Qe2+ Be7 9. Nd2 O-O 10. Ngf3 Bd6) 4... dxe3 5. fxe3? { (-0.13 → -1.52) Mistake. Best move was dxe3. } (5. dxe3 Qxd1+ 6. Kxd1 Bd6 7. Nc3 Nf6 8. Bd3 O-O 9. Ke2 Nbd7 10. Ng5 Nc5 11. Bd2 Bd7) 5... e4 6. Ne5 Nc6? { (-1.57 → -0.10) Mistake. Best move was Bd6. } (6... Bd6 7. d4 exd3 8. Nxd3 Nf6 9. Nc3 O-O 10. Be2 c6 11. e4 Nbd7 12. O-O Re8 13. Bf4) 7. Nxc6 bxc6 8. Nc3 Bd6? { (-0.60 → 1.52) Mistake. Best move was Nf6. } (8... Nf6) 9. Nxe4 Be7?! { (1.14 → 2.04) Inaccuracy. Best move was Qh4+. } (9... Qh4+ 10. Nf2 Rb8 11. b3 c5 12. Bb2 Nf6 13. g3 Qg5 14. Qf3 Be5 15. Ne4 Qf5 16. Qxf5) 10. b3 Nf6 11. Ng5? { (2.19 → 0.01) Mistake. Best move was Nf2. } (11. Nf2 O-O 12. Bb2 Nd5 13. Be2 Bf6 14. c3 Re8 15. g3 c5 16. Qc2 Nb6 17. Bf3 Ba6) 11... O-O? { (0.01 → 1.37) Mistake. Best move was Ng4. } (11... Ng4 12. Ne4 Qd5 13. Bd3 Nxh2 14. Rxh2 Qe5 15. Bb2 Qxb2 16. Nc3 Bg4 17. Be2 Bf5 18. Bd3) 12. d4? { (1.37 → -1.43) Mistake. Best move was Bd3. } (12. Bd3 Bg4 13. Nf3 Nd7 14. O-O Bf6 15. Rb1 Ne5 16. Be2 Nxf3+ 17. Bxf3 Bxf3 18. Qxf3 Qd6) 12... Nd5 13. e4?? { (-1.14 → -6.37) Blunder. Best move was Nf3. } (13. Nf3) 13... Bxg5 14. exd5 Bxc1?? { (-6.15 → -2.21) Blunder. Best move was Re8+. } (14... Re8+) 15. Rxc1 cxd5? { (-3.00 → -1.48) Mistake. Best move was Qh4+. } (15... Qh4+ 16. Kd2) 16. g4?? { (-1.48 → -5.08) Blunder. Best move was Kd2. } (16. Kd2 c5 17. Kc3 c4 18. Kb2 Bf5 19. Be2 Qd6 20. c3 Rfe8 21. Bf3 a5 22. Re1 cxb3) 16... h5? { (-5.08 → -2.26) Mistake. Best move was Qf6. } (16... Qf6 17. Kd2) 17. gxh5?? { (-2.26 → -8.69) Blunder. Best move was h3. } (17. h3 Qg5) 17... Qh4+?? { (-8.69 → -4.59) Blunder. Best move was Qg5. } (17... Qg5 18. Kf2 Re8 19. Rg1 Qf4+ 20. Qf3 Qxc1 21. Kg2 Qxc2+ 22. Kh1 Bf5 23. Qg3 Be4+ 24. Bg2) 18. Kd2 Qf4+?? { (-4.12 → 0.27) Blunder. Best move was Qxd4+. } (18... Qxd4+ 19. Bd3 Qf4+ 20. Kc3 Qf6+ 21. Kd2 c5 22. Qg1 c4 23. Rf1 Qh6+ 24. Qe3 Qxe3+ 25. Kxe3) 19. Ke2?? { (0.27 → Mate in 2) Checkmate is now unavoidable. Best move was Kc3. } (19. Kc3 c5) 19... Re8+ 20. Kd3 Re3+?! { (Mate in 1 → Mate in 7) Not the best checkmate sequence. Best move was Qe3#. } (20... Qe3#) 21. Kd2 Qf2+?! { (Mate in 7 → -10.06) Lost forced checkmate sequence. Best move was Bf5. } (21... Bf5 22. Qe2 Rae8 23. Kd1 Rxe2 24. Bxe2 Qxd4+ 25. Bd3 Bxd3 26. c3 Qf2 27. Rc2 Qxc2#) 22. Be2 Rxe2+?? { (-9.45 → 1.99) Blunder. Best move was Ba6. } (22... Ba6 23. Rf1 Rxe2+ 24. Kc3 Re3+ 25. Kb2 Bxf1 26. Qxf1 Qd2 27. Qb5 Qxd4+ 28. Kb1 Rae8 29. Qa5) 23. Kc3?? { (1.99 → -7.96) Blunder. Best move was Qxe2. } (23. Qxe2 Qxd4+ 24. Qd3 Qh4 25. Rce1 Be6 26. Qe3 Qxh5 27. h4 Qh6 28. Qxh6 gxh6 29. Re3 Kf8) 23... Re3+? { (-7.96 → -6.38) Mistake. Best move was Bh3. } (23... Bh3 24. Kb2 Rae8 25. Qg1 Qh4 26. Qg3 Qxd4+ 27. Qc3 Qxc3+ 28. Kxc3 c5 29. Rhd1 d4+ 30. Kc4) 24. Kb4?? { (-6.38 → -24.57) Blunder. Best move was Kb2. } (24. Kb2 Bh3 25. Re1 Rae8 26. Rxe3 Rxe3 27. Kb1 Qxh2 28. Qg1 Qxg1 29. Rxg1 Kh7 30. c4 Be6) 24... a5+ 25. Kc5?! { (-20.08 → Mate in 2) Checkmate is now unavoidable. Best move was Ka3. } (25. Ka3 a4) 25... Rc3+ 26. Kxd5 Qf5# { Black wins by checkmate. } 0-1