lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/1NMywjtl"] [Date "2021.01.29"] [Round "-"] [White "Darius03412"] [Black "Artiom2012"] [Result "0-1"] [UTCDate "2021.01.29"] [UTCTime "17:54:45"] [WhiteElo "1334"] [BlackElo "1234"] [WhiteRatingDiff "-22"] [BlackRatingDiff "+53"] [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 } d5 2. b3?! { (0.32 → -0.67) Inaccuracy. Best move was d4. } (2. d4 e6 3. Nf3 Nf6 4. Bd3 c5 5. O-O Be7 6. dxc5 O-O) 2... Nc6? { (-0.67 → 0.44) Mistake. Best move was e5. } (2... e5) 3. Bb2?! { (0.44 → -0.31) Inaccuracy. Best move was d4. } (3. d4 e5 4. dxe5 Nxe5 5. Bb2 Bd6 6. Nf3 Qf6 7. Bxe5 Bxe5 8. Nxe5 Qxe5 9. Qd4 Qxd4) 3... Bf5? { (-0.31 → 0.69) Mistake. Best move was e5. } (3... e5) 4. Bc3? { (0.69 → -0.73) Mistake. Best move was Bb5. } (4. Bb5 e6) 4... a5? { (-0.73 → 0.47) Mistake. Best move was d4. } (4... d4 5. Bb2) 5. Qc1? { (0.47 → -1.03) Mistake. Best move was Bb5. } (5. Bb5) 5... h5? { (-1.03 → 0.56) Mistake. Best move was e5. } (5... e5 6. Nf3 Bd6 7. Na3 Nf6 8. Nb5 Bg4 9. Be2 e4 10. Nfd4 Nxd4 11. Nxd6+ Qxd6 12. Bxg4) 6. Qb2? { (0.56 → -0.75) Mistake. Best move was Bb5. } (6. Bb5 f6) 6... h4? { (-0.75 → 0.82) Mistake. Best move was f6. } (6... f6 7. f4) 7. Bxg7 Rh7 8. Bxf8 Kxf8 9. Bb5? { (1.11 → -0.12) Mistake. Best move was Nf3. } (9. Nf3 d4 10. exd4 Bg4 11. Ne5 Qxd4 12. Qxd4 Nxd4 13. Na3 a4 14. b4 Be6 15. c3 Nf5) 9... Nb4?! { (-0.12 → 0.58) Inaccuracy. Best move was Qd6. } (9... Qd6 10. Nf3 Qg6 11. Rg1 Nb4 12. Na3 c6 13. c3 Qf6 14. Nd4 Nd3+ 15. Bxd3 Bxd3 16. f4) 10. d3? { (0.58 → -1.51) Mistake. Best move was Na3. } (10. Na3) 10... c6 11. Ba4?? { (-0.92 → -6.45) Blunder. Best move was a3. } (11. a3) 11... Bg4?? { (-6.45 → 0.48) Blunder. Best move was Bxd3. } (11... Bxd3) 12. f3? { (0.48 → -1.33) Mistake. Best move was a3. } (12. a3) 12... Bf5?! { (-1.33 → -0.71) Inaccuracy. Best move was Bd7. } (12... Bd7 13. a3 Na6 14. b4 axb4 15. Bb3 Qb6 16. Kf2 Re8 17. Qd4 Qb5 18. axb4 e5 19. Qb2) 13. c3?? { (-0.71 → -19.28) Blunder. Best move was a3. } (13. a3 Na6 14. b4 axb4 15. axb4 Qb6 16. Qd4 c5 17. Qe5 Qxb4+ 18. Kf2 Be6 19. Ne2 b5) 13... Nxd3+ 14. Kd2 Nxb2 15. b4 Nxa4 16. bxa5 Rxa5 17. Nh3 Qd6 18. Kd1 Rc5 19. Ke1 Nxc3 20. Rf1 Rh5 21. Kd2?! { (-28.40 → Mate in 9) Checkmate is now unavoidable. Best move was Kf2. } (21. Kf2 Bxh3) 21... Na4?! { (Mate in 9 → -39.62) Lost forced checkmate sequence. Best move was Nxb1+. } (21... Nxb1+ 22. Raxb1 Rc2+ 23. Kd1 Qa3 24. Rf2 Qd3+ 25. Ke1 Qxe3+ 26. Kd1 Bd3 27. Rxc2 Re5 28. Re2) 22. f4?! { (-39.62 → Mate in 4) Checkmate is now unavoidable. Best move was Na3. } (22. Na3 Qe5) 22... Rb5?! { (Mate in 4 → -27.97) Lost forced checkmate sequence. Best move was Rc2+. } (22... Rc2+ 23. Ke1 Qb4+ 24. Nc3 Qxc3+ 25. Kd1 Qxa1#) 23. g3?! { (-27.97 → Mate in 5) Checkmate is now unavoidable. Best move was Ke2. } (23. Ke2 Bxb1) 23... hxg3?! { (Mate in 5 → Mate in 7) Not the best checkmate sequence. Best move was Rb2+. } (23... Rb2+ 24. Kd1 Qc5 25. Rf2 Bg4+ 26. Re2 Qc2+ 27. Ke1 Qxe2#) 24. hxg3 d4?! { (Mate in 5 → Mate in 6) Not the best checkmate sequence. Best move was Rb2+. } (24... Rb2+ 25. Kd1 Bg4+ 26. Rf3 Qb4 27. Ng1 Rh1 28. e4 Rxg1#) 25. exd4 Qxd4+ 26. Ke2 { White resigns. } 0-1