lichess dev

[Event "Chajes Arena"] [Site "http://chess-academy.net/e7NyHoAx"] [Date "2025.12.30"] [Round "-"] [White "Matvei2016"] [Black "Matei2018"] [Result "0-1"] [UTCDate "2025.12.30"] [UTCTime "17:21:52"] [WhiteElo "1318"] [BlackElo "1490"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+7"] [Variant "Standard"] [TimeControl "420+0"] [ECO "A00"] [Opening "Van't Kruijs Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e3 { A00 Van't Kruijs Opening } d5 2. Nh3? { (0.32 → -1.03) Mistake. Best move was d4. } (2. d4 e6 3. Nf3 Nf6 4. Bd3 c5 5. O-O Be7 6. dxc5 O-O) 2... Bxh3?! { (-1.03 → -0.34) Inaccuracy. Best move was Nc6. } (2... Nc6 3. d4) 3. gxh3 Qd6? { (-0.96 → 0.18) Mistake. Best move was Nd7. } (3... Nd7) 4. Bg2?! { (0.18 → -0.45) Inaccuracy. Best move was c4. } (4. c4 Nc6) 4... Nf6?! { (-0.45 → 0.17) Inaccuracy. Best move was Nc6. } (4... Nc6 5. c4) 5. Qe2?! { (0.17 → -0.43) Inaccuracy. Best move was O-O. } (5. O-O Nc6 6. d4 e5 7. c4 dxc4 8. Nc3 Be7 9. b3 O-O-O 10. bxc4 exd4 11. exd4 Qxd4) 5... Nc6 6. a4? { (-0.27 → -1.62) Mistake. Best move was d3. } (6. d3 g6) 6... Nb4? { (-1.62 → -0.21) Mistake. Best move was O-O-O. } (6... O-O-O 7. b3) 7. Ra2?? { (-0.21 → -7.45) Blunder. Best move was d4. } (7. d4 e5) 7... Nxa2 8. h4? { (-7.13 → -9.44) Mistake. Best move was O-O. } (8. O-O Qb4 9. b3 Nxc1 10. Rxc1 e6 11. d4 Bd6 12. Qd1 O-O 13. c3 Qb6 14. c4 Bb4) 8... Nxc1 9. Qd1 Na2 10. h3?! { (-9.08 → -11.77) Inaccuracy. Best move was c3. } (10. c3 d4 11. Qb3 dxc3 12. bxc3 Nc1 13. Qxb7 Rd8 14. Bc6+ Nd7 15. d4 e5 16. Nd2 exd4) 10... Ne4? { (-11.77 → -8.76) Mistake. Best move was Nb4. } (10... Nb4 11. O-O g6 12. b3 O-O-O 13. d4 Bg7 14. c4 e5 15. Nc3 exd4 16. Nb5 Qb6 17. exd4) 11. Rh2? { (-8.76 → -17.95) Mistake. Best move was c3. } (11. c3 Qa6 12. b4 O-O-O 13. Qc2 Qg6 14. Bf3 Nexc3 15. Qxg6 hxg6 16. dxc3 Rxh4 17. Bd1 e6) 11... f5 12. f3?! { (-11.50 → Mate in 7) Checkmate is now unavoidable. Best move was Rh1. } (12. Rh1 Nb4) 12... Ng3?! { (Mate in 7 → -12.21) Lost forced checkmate sequence. Best move was Qg3+. } (12... Qg3+ 13. Ke2 Qf2+ 14. Kd3 Nb4+ 15. Kd4 e5+ 16. Kxe5 Qg3+ 17. Kxf5 Qg6+ 18. Ke5 Qf6#) 13. Kf2 Nh5 14. Nc3 Qxh2 15. Nxa2 Qg3+ 16. Kg1 f4 17. exf4?! { (-13.45 → Mate in 10) Checkmate is now unavoidable. Best move was e4. } (17. e4 dxe4) 17... Nxf4 18. Qf1 e6 19. Nc1 Bc5+ 20. Kh1 Rf8?! { (Mate in 6 → -14.90) Lost forced checkmate sequence. Best move was Nxg2. } (20... Nxg2 21. Qxg2 Qe1+ 22. Kh2 Bd6+ 23. f4 Bxf4+ 24. Qg3 Qxg3+ 25. Kh1 Qh2#) 21. Qg1?! { (-14.90 → Mate in 2) Checkmate is now unavoidable. Best move was Ne2. } (21. Ne2 Qf2) 21... Rf5?! { (Mate in 2 → Mate in 7) Not the best checkmate sequence. Best move was Bxg1. } (21... Bxg1 22. Kxg1 Qxg2#) 22. Qh2 Qe1+ 23. Qg1 Qg3?! { (Mate in 1 → Mate in 7) Not the best checkmate sequence. Best move was Qxg1#. } (23... Qxg1#) 24. Qh2 Qxh4?! { (Mate in 3 → Mate in 7) Not the best checkmate sequence. Best move was Qe1+. } (24... Qe1+ 25. Bf1 Qxf1+ 26. Qg1 Qxg1#) 25. Nb3 Bf2?! { (Mate in 3 → Mate in 8) Not the best checkmate sequence. Best move was Qe1+. } (25... Qe1+ 26. Bf1 Qxf1+ 27. Qg1 Qxg1#) 26. Na5 Re5 27. Nxb7 Re1+ 28. Bf1 Rxf1+ 29. Qg1 Qxh3# { Black wins by checkmate. } 0-1