lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/l3ALqs2M"] [Date "2020.12.18"] [Round "-"] [White "Marius_Bot"] [Black "Ionut2012"] [Result "1-0"] [UTCDate "2020.12.18"] [UTCTime "17:23:19"] [WhiteElo "1327"] [BlackElo "1145"] [WhiteRatingDiff "+6"] [BlackRatingDiff "-17"] [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. Bc4?! { (0.34 → -0.41) Inaccuracy. Best move was d4. } (2. d4 d5 3. c4 Nf6 4. Nf3 c5 5. Nc3 Nc6 6. Be2 cxd4) 2... d5 3. Bb3 c6?! { (-0.48 → 0.16) Inaccuracy. Best move was Nf6. } (3... Nf6 4. c4 c5 5. Nf3 dxc4 6. Bxc4 a6 7. a4 b6 8. Nc3 Nc6 9. O-O Bb7 10. b3) 4. Qf3? { (0.16 → -1.29) Mistake. Best move was Nf3. } (4. Nf3 Bd6 5. c4 Nf6 6. O-O Nbd7 7. Nc3 O-O 8. d3 Ne5 9. Nxe5 Bxe5 10. f4 Bc7) 4... Bd6?! { (-1.29 → -0.74) Inaccuracy. Best move was a5. } (4... a5 5. c3) 5. Nh3? { (-0.74 → -1.88) Mistake. Best move was d4. } (5. d4) 5... Ne7?! { (-1.88 → -1.03) Inaccuracy. Best move was Nf6. } (5... Nf6 6. d4 O-O 7. O-O e5 8. dxe5 Bxe5 9. Qe2 Na6 10. c4 Nc5 11. Bc2 Re8 12. cxd5) 6. Ng5? { (-1.03 → -2.15) Mistake. Best move was d4. } (6. d4 Nd7) 6... O-O 7. Qh3? { (-1.68 → -3.86) Mistake. Best move was Qd1. } (7. Qd1 e5 8. d3 Na6 9. O-O Nc5 10. e4 h6 11. Nf3 a5 12. c3 Bg4 13. Bc2 f5) 7... f5?? { (-3.86 → Mate in 1) Checkmate is now unavoidable. Best move was h6. } (7... h6 8. Nf3 e5 9. Qh4 Nd7 10. d4 e4 11. Ne5 Nxe5 12. dxe5 Bxe5 13. c4 Bf6 14. Qh5) 8. c4?? { (Mate in 1 → -1.70) Lost forced checkmate sequence. Best move was Qxh7#. } (8. Qxh7#) 8... b5?? { (-1.70 → Mate in 1) Checkmate is now unavoidable. Best move was h6. } (8... h6) 9. Bc2?? { (Mate in 1 → -3.31) Lost forced checkmate sequence. Best move was Qxh7#. } (9. Qxh7#) 9... bxc4?? { (-3.31 → Mate in 1) Checkmate is now unavoidable. Best move was h6. } (9... h6 10. c5) 10. e4?? { (Mate in 1 → -6.51) Lost forced checkmate sequence. Best move was Qxh7#. } (10. Qxh7#) 10... dxe4?? { (-6.51 → Mate in 1) Checkmate is now unavoidable. Best move was h6. } (10... h6) 11. g4?? { (Mate in 1 → -8.41) Lost forced checkmate sequence. Best move was Qxh7#. } (11. Qxh7#) 11... Ng6?? { (-8.41 → Mate in 1) Checkmate is now unavoidable. Best move was h6. } (11... h6) 12. gxf5?? { (Mate in 1 → -3.10) Lost forced checkmate sequence. Best move was Qxh7#. } (12. Qxh7#) 12... exf5?? { (-3.10 → Mate in 1) Checkmate is now unavoidable. Best move was Qxg5. } (12... Qxg5 13. fxg6) 13. d3?? { (Mate in 1 → -8.45) Lost forced checkmate sequence. Best move was Qxh7#. } (13. Qxh7#) 13... cxd3?? { (-8.45 → Mate in 1) Checkmate is now unavoidable. Best move was h6. } (13... h6 14. dxc4 Na6 15. Rg1 Nb4 16. Bb3 Nd3+ 17. Kf1 Nxc1 18. Ne6 Bxe6 19. Rxg6 Bf7 20. Qxh6) 14. Bb3+?! { (Mate in 1 → 11.71) Lost forced checkmate sequence. Best move was Qxh7#. } (14. Qxh7#) 14... Kh8?! { (11.71 → Mate in 1) Checkmate is now unavoidable. Best move was Rf7. } (14... Rf7 15. Qxh7+) 15. Qg2?? { (Mate in 1 → -8.63) Lost forced checkmate sequence. Best move was Qxh7#. } (15. Qxh7#) 15... c5?? { (-8.63 → -5.52) Blunder. Best move was Nf4. } (15... Nf4 16. Qg3) 16. h4?? { (-5.52 → -8.57) Blunder. Best move was Rg1. } (16. Rg1) 16... a5?? { (-8.57 → -5.16) Blunder. Best move was Ne5. } (16... Ne5 17. Nc3 Nbc6 18. f4 Ng4 19. O-O Nd4 20. Bd1 Nf6 21. Bb3 Nxb3 22. axb3 a6 23. Be3) 17. h5? { (-5.16 → -8.09) Mistake. Best move was Nxh7. } (17. Nxh7 Kxh7) 17... a4?? { (-8.09 → Mate in 9) Checkmate is now unavoidable. Best move was Ne5. } (17... Ne5) 18. hxg6 Bd7 19. Qh3?! { (Mate in 1 → Mate in 8) Not the best checkmate sequence. Best move was Rxh7#. } (19. Rxh7#) 19... Nc6 20. Qxh7# { White wins by checkmate. } 1-0