lichess dev

[Event "Winawer Arena"] [Site "http://chess-academy.net/bdXICTbp"] [Date "2020.06.05"] [Round "-"] [White "Alesea-Maria"] [Black "dante"] [Result "0-1"] [UTCDate "2020.06.05"] [UTCTime "16:10:59"] [WhiteElo "1020"] [BlackElo "1225"] [WhiteRatingDiff "-22"] [BlackRatingDiff "+20"] [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... b6? { (-0.92 → 0.28) Mistake. Best move was d5. } (1... d5 2. Bg2 c6 3. g5 h6 4. h4 e5 5. d4 hxg5 6. hxg5) 2. g5? { (0.28 → -1.10) Mistake. Best move was Bg2. } (2. Bg2 Nc6) 2... Bb7 3. d3?? { (-0.60 → -6.67) Blunder. Best move was Nf3. } (3. Nf3 e5 4. d3 h6 5. e4 hxg5 6. Bxg5 f6 7. Bd2 d5 8. h4 Ne7 9. Qe2 Nbc6) 3... Bxh1 4. Bh3? { (-6.03 → -7.80) Mistake. Best move was e4. } (4. e4 h6) 4... Nc6?! { (-7.80 → -6.83) Inaccuracy. Best move was h6. } (4... h6) 5. Nf3? { (-6.83 → -8.19) Mistake. Best move was Nd2. } (5. Nd2 e6 6. Nf1 Bd6 7. Ng3 Bxg3 8. hxg3 h6 9. gxh6 Nxh6 10. Bd2 Qf6 11. Bc3 Qg6) 5... Bxf3 6. Bf5? { (-7.61 → -12.40) Mistake. Best move was exf3. } (6. exf3) 6... Bd5 7. Bxh7 Rxh7 8. a3 Rxh2 9. Kd2 Rxf2 10. Qe1 Rh2 11. Qg1 Rh8 12. Qh2 Rxh2 13. Kd1?! { (-31.70 → Mate in 8) Checkmate is now unavoidable. Best move was Kc3. } (13. Kc3 Rxe2) 13... Rh1+ 14. Kd2 e5 15. Ra2 Bxa2?! { (Mate in 5 → Mate in 6) Not the best checkmate sequence. Best move was Bc5. } (15... Bc5 16. e3 Qxg5 17. d4 Bxd4 18. Kd3 e4+ 19. Ke2 Qg2#) 16. b4 Bxb1?! { (Mate in 5 → Mate in 6) Not the best checkmate sequence. Best move was Qxg5+. } (16... Qxg5+ 17. e3 Qg1 18. Kc3 Qxc1 19. b5 Rh2 20. bxc6 Qxc2#) 17. c3 Be7?! { (Mate in 2 → Mate in 5) Not the best checkmate sequence. Best move was Qxg5+. } (17... Qxg5+ 18. e3 Qg2#) 18. Bb2 Bxg5+ 19. e3 Qf6 20. b5 Nce7?! { (Mate in 1 → Mate in 4) Not the best checkmate sequence. Best move was Qf2#. } (20... Qf2#) 21. a4 Qf1?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Qf2#. } (21... Qf2#) 22. Bc1 Qd1# { Black wins by checkmate. } 0-1