lichess dev

[Event "Ariadna Arena"] [Site "http://chess-academy.net/TfVM0yRK"] [Date "2025.03.11"] [Round "-"] [White "ALEXA"] [Black "IANIS7"] [Result "0-1"] [UTCDate "2025.03.11"] [UTCTime "17:38:59"] [WhiteElo "941"] [BlackElo "1306"] [WhiteRatingDiff "-34"] [BlackRatingDiff "+11"] [Variant "Standard"] [TimeControl "420+0"] [ECO "B12"] [Opening "Caro-Kann Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. d4 c6?! { (0.15 → 0.67) Inaccuracy. Best move was d5. } (1... d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. Bg5 O-O 6. e3) 2. e4?! { (0.67 → 0.13) Inaccuracy. Best move was Nf3. } { B12 Caro-Kann Defense } (2. Nf3 d5 3. Bf4 Nf6 4. e3 Bf5 5. Bd3 Bxd3 6. cxd3 e6 7. Nc3 Be7 8. e4 O-O) 2... Qa5+? { (0.13 → 1.53) Mistake. Best move was d5. } (2... d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 e6 7. Bc4) 3. Ke2? { (1.53 → -1.34) Mistake. Best move was Nd2. } (3. Nd2 d5 4. c3 dxe4 5. Nxe4 Nf6 6. Bd3 Nxe4 7. Bxe4 g6 8. Nf3 Bg7 9. O-O O-O) 3... Na6? { (-1.34 → 0.00) Mistake. Best move was d5. } (3... d5) 4. Qd3? { (0.00 → -1.61) Mistake. Best move was Qd2. } (4. Qd2 Qc7) 4... d6? { (-1.61 → -0.57) Mistake. Best move was d5. } (4... d5 5. Qd2) 5. Qg3?! { (-0.57 → -1.56) Inaccuracy. Best move was Qc3. } (5. Qc3 Qc7) 5... Qb5+? { (-1.56 → 0.23) Mistake. Best move was e5. } (5... e5 6. Nd2) 6. Kd1?? { (0.23 → -12.89) Blunder. Best move was Ke1. } (6. Ke1 Qb6 7. c3 c5 8. Na3 Bd7 9. d5 Nf6 10. Bd3 g6 11. f3 Qd8 12. h4 Nc7) 6... Qxf1+ 7. Kd2 Qb5?? { (-12.70 → -5.04) Blunder. Best move was g6. } (7... g6 8. Ne2 Qxh1 9. Nbc3 Nf6 10. a3 Nh5 11. Qf3 Qxh2 12. Kd3 Bg7 13. g4 Nf6 14. g5) 8. h4? { (-5.04 → -6.94) Mistake. Best move was Nc3. } (8. Nc3) 8... Nf6 9. Rh3?? { (-6.81 → -16.50) Blunder. Best move was Qd3. } (9. Qd3 Nb4) 9... Nh5? { (-16.50 → -7.03) Mistake. Best move was Nxe4+. } (9... Nxe4+) 10. Qe3? { (-7.03 → -8.61) Mistake. Best move was Qd3. } (10. Qd3 Bxh3) 10... g6? { (-8.61 → -6.97) Mistake. Best move was Qf1. } (10... Qf1 11. Qe1) 11. Rf3? { (-6.97 → -8.89) Mistake. Best move was Ke1. } (11. Ke1 Bxh3) 11... f5? { (-8.89 → -6.00) Mistake. Best move was Qf1. } (11... Qf1) 12. Rg3?? { (-6.00 → -12.00) Blunder. Best move was Ke1. } (12. Ke1 Nf6 13. exf5 Bxf5 14. Na3 Qa5+ 15. c3 Qd5 16. Qe2 O-O-O 17. Nc4 Bg4 18. Bf4 Bxf3) 12... Rg8? { (-12.00 → -8.03) Mistake. Best move was f4. } (12... f4 13. Qe1 fxg3 14. Nf3 gxf2 15. Qxf2 Nf6 16. Nc3 Qc4 17. Qe2 Qxe2+ 18. Kxe2 Bg7 19. Be3) 13. Rg5?! { (-8.03 → -8.56) Inaccuracy. Best move was Ne2. } (13. Ne2 f4) 13... Nf6? { (-8.56 → -7.01) Mistake. Best move was h6. } (13... h6) 14. Qf3? { (-7.01 → -12.26) Mistake. Best move was Nc3. } (14. Nc3 Qa5 15. Kd1 h6 16. Rg3 e5 17. Qe2 Be6 18. Bd2 f4 19. Rf3 Qb6 20. d5 cxd5) 14... d5? { (-12.26 → -7.42) Mistake. Best move was Qf1. } (14... Qf1 15. Nc3 Qxg1 16. exf5 Bxf5 17. Ne2 Qh1 18. Ng3 Qxh4 19. Ke2 Bg4 20. Rxg4 Qxg4 21. Qxg4) 15. Rh5? { (-7.42 → -18.98) Mistake. Best move was e5. } (15. e5 Ne4+) 15... Nxh5 16. Qf4 Nxf4 17. f3 dxe4 18. fxe4 fxe4 19. Nf3?! { (-35.33 → Mate in 4) Checkmate is now unavoidable. Best move was Ke1. } (19. Ke1 Nxg2+ 20. Kf2 Nxh4 21. d5 e3+ 22. Bxe3 Qxb2 23. Nd2 Qxa1 24. Ndf3 Nxf3 25. Nxf3 cxd5) 19... exf3?! { (Mate in 4 → Mate in 6) Not the best checkmate sequence. Best move was Qe2+. } (19... Qe2+ 20. Kc3 Nd5+ 21. Kb3 Qb5+ 22. Ka3 Qb4#) 20. gxf3 Qd5?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Qe2+. } (20... Qe2+ 21. Kc3 Nd5+ 22. Kb3 Qb5+ 23. Ka3 Qb4#) 21. a4 Qxf3?! { (Mate in 5 → Mate in 5) Not the best checkmate sequence. Best move was Qxd4+. } (21... Qxd4+ 22. Ke1 Qe5+ 23. Kd2 Be6 24. Ra3 Qe2+ 25. Kc3 Bg7#) 22. Ra2 e6 23. a5 Qf2+?! { (Mate in 2 → Mate in 4) Not the best checkmate sequence. Best move was Bb4+. } (23... Bb4+ 24. c3 Qe2#) 24. Kc3 Qe1+?! { (Mate in 4 → Mate in 6) Not the best checkmate sequence. Best move was Ne2+. } (24... Ne2+ 25. Kd3 Nxc1+ 26. Ke4 Qf5+ 27. Ke3 Bh6#) 25. Kb3 Qxc1?! { (Mate in 1 → Mate in 7) Not the best checkmate sequence. Best move was Qb4#. } (25... Qb4#) 26. Na3 Qe3+ 27. Ka4 Bxa3?! { (Mate in 3 → Mate in 5) Not the best checkmate sequence. Best move was Qxd4+. } (27... Qxd4+ 28. c4 Nc5+ 29. Kb4 Nfd3#) 28. bxa3 Qc3?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Qxd4+. } (28... Qxd4+ 29. Kb3 Nc5#) 29. d5 Qc4# { Black wins by checkmate. } 0-1