lichess dev

[Event "Best play Arena"] [Site "http://chess-academy.net/6TjnQKXV"] [Date "2020.07.24"] [Round "-"] [White "AAlexaxndru"] [Black "iannis10"] [Result "0-1"] [UTCDate "2020.07.24"] [UTCTime "16:40:27"] [WhiteElo "1048"] [BlackElo "1096"] [WhiteRatingDiff "-61"] [BlackRatingDiff "+27"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Grob Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. g4? { (0.15 → -0.92) Mistake. Best move was e4. } { A00 Grob Opening } (1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O d6) 1... b5? { (-0.92 → 0.54) Mistake. Best move was d5. } (1... d5 2. Bg2 c6 3. g5 h6 4. h4 e5 5. d4 hxg5 6. hxg5) 2. Bg2? { (0.54 → -0.84) Mistake. Best move was d4. } (2. d4) 2... b4?? { (-0.84 → 5.03) Blunder. Best move was d5. } (2... d5 3. e4) 3. a3?? { (5.03 → 0.56) Blunder. Best move was Bxa8. } (3. Bxa8) 3... Bb7?? { (0.56 → 7.76) Blunder. Best move was d5. } (3... d5 4. axb4 Bxg4 5. c4 e6 6. Nc3 Nf6 7. Qa4+ Nbd7 8. h3 Bh5 9. cxd5 e5 10. d3) 4. axb4?? { (7.76 → -10.33) Blunder. Best move was Bxb7. } (4. Bxb7 Nc6) 4... Ba6?? { (-10.33 → 8.06) Blunder. Best move was Bxg2. } (4... Bxg2 5. d3 e6 6. b5 Bxh1 7. Nf3 c6 8. bxc6 Nxc6 9. Nbd2 Bg2 10. b3 h6 11. Nc4) 5. Rxa6?? { (8.06 → 0.95) Blunder. Best move was Bxa8. } (5. Bxa8 e6 6. c3 c5 7. bxc5 Bxc5 8. Nf3 Bb5 9. Na3 Bc6 10. Bxc6 Nxc6 11. d4 Bb6) 5... Nxa6 6. Nc3? { (1.53 → -0.17) Mistake. Best move was b5. } (6. b5 Nb4 7. Bxa8 Qxa8 8. Nf3 e5 9. d3 e4 10. dxe4 Qxe4 11. Nc3 Qxg4 12. Rg1 Qf5) 6... Nxb4 7. Bxa8 Qxa8 8. Nf3 Nd5? { (-0.13 → 0.96) Mistake. Best move was h6. } (8... h6 9. h3) 9. Nxd5 c6?? { (0.50 → 20.11) Blunder. Best move was Qxd5. } (9... Qxd5 10. d3) 10. Nxe7?? { (20.11 → 1.92) Blunder. Best move was Nc7+. } (10. Nc7+) 10... Bxe7 11. Rg1?! { (2.09 → 1.50) Inaccuracy. Best move was b3. } (11. b3 Nf6 12. Bb2 O-O 13. g5 Nh5 14. Rg1 d6 15. e3 g6 16. Nd4 Qc8 17. Qg4 f5) 11... c5 12. Rg2?! { (1.93 → 1.14) Inaccuracy. Best move was b3. } (12. b3 Nf6) 12... c4? { (1.14 → 2.19) Mistake. Best move was Qc6. } (12... Qc6 13. Kf1) 13. Rg3? { (2.19 → 0.95) Mistake. Best move was g5. } (13. g5 Qd5 14. d3 h6 15. gxh6 g6 16. dxc4 Qxc4 17. b3 Qc3+ 18. Bd2 Qc8 19. Rg4 Nxh6) 13... Bd6?! { (0.95 → 1.70) Inaccuracy. Best move was Nf6. } (13... Nf6 14. d3) 14. Rh3 Qb8? { (1.63 → 2.66) Mistake. Best move was Ne7. } (14... Ne7 15. d3) 15. Rxh7?? { (2.66 → -6.20) Blunder. Best move was d3. } (15. d3) 15... Rxh7 16. Kf1? { (-5.84 → -8.23) Mistake. Best move was h4. } (16. h4 Nh6 17. d3 Nxg4 18. dxc4 Qb6 19. e3 Qc6 20. Qd5 Rh5 21. Qxc6 dxc6 22. b3 Ne5) 16... Rxh2?? { (-8.23 → -3.42) Blunder. Best move was Nf6. } (16... Nf6 17. h4 Nxg4 18. e3 Qb7 19. d3 cxd3 20. cxd3 Ne5 21. Nxe5 Bxe5 22. h5 Qh1+ 23. Ke2) 17. Kg1?? { (-3.42 → -7.74) Blunder. Best move was Nxh2. } (17. Nxh2 Bxh2) 17... Qb7?? { (-7.74 → 0.60) Blunder. Best move was Rh8. } (17... Rh8 18. d3) 18. b4?? { (0.60 → -8.41) Blunder. Best move was Nxh2. } (18. Nxh2 Nf6 19. d3 Bxh2+ 20. Kxh2 Nxg4+ 21. Kg3 Nf6 22. dxc4 Qc7+ 23. Kh3 Qxc4 24. f3 Nh5) 18... Rh3 19. Kg2?! { (-8.23 → -9.20) Inaccuracy. Best move was d3. } (19. d3 c3 20. e4 Qxb4 21. Be3 Nf6 22. Kg2 Rh8 23. Bd4 Nxg4 24. Qe1 Rh5 25. Bxc3 Qc5) 19... Rxf3?? { (-9.20 → -5.57) Blunder. Best move was Rh4. } (19... Rh4) 20. Kh1?? { (-5.57 → Mate in 2) Checkmate is now unavoidable. Best move was exf3. } (20. exf3 Qxb4 21. Qe2+ Ne7 22. Qe4 f6 23. d4 Kf8 24. Bf4 Kf7 25. c3 Qb8 26. Bxd6 Qxd6) 20... Rxf2+?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Rh3+. } (20... Rh3+ 21. Kg1 Rh1#) 21. Kg1 Bh2+? { (Mate in 1 → -8.75) Lost forced checkmate sequence. Best move was Qg2#. } (21... Qg2#) 22. Kxf2 Qb6+? { (-8.49 → -6.35) Mistake. Best move was Nf6. } (22... Nf6) 23. Ke1?? { (-6.35 → Mate in 1) Checkmate is now unavoidable. Best move was Kg2. } (23. Kg2 Be5) 23... Qg1# { Black wins by checkmate. } 0-1