lichess dev

[Event "Junior Arena"] [Site "http://chess-academy.net/U49DWpid"] [Date "2021.01.13"] [Round "-"] [White "raluca"] [Black "ttpitiq1"] [Result "0-1"] [UTCDate "2021.01.13"] [UTCTime "16:43:10"] [WhiteElo "1149"] [BlackElo "1289"] [WhiteRatingDiff "-7"] [BlackRatingDiff "+30"] [Variant "Standard"] [TimeControl "600+4"] [ECO "A00"] [Opening "Van't Kruijs Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e3 { A00 Van't Kruijs Opening } a6?! { (-0.02 → 0.64) Inaccuracy. Best move was d5. } (1... d5 2. d4 Nf6 3. c4 e6 4. Nf3 Be7 5. cxd5 exd5 6. Bd3) 2. Qg4? { (0.64 → -0.78) Mistake. Best move was d4. } (2. d4 d5 3. a3 e6 4. b4 Nf6 5. Nf3 Be7 6. Nbd2 Bd7 7. c4 O-O 8. Bb2 dxc4) 2... Nf6 3. Qd1?! { (-0.40 → -1.10) Inaccuracy. Best move was Qa4. } (3. Qa4) 3... e5?! { (-1.10 → -0.15) Inaccuracy. Best move was d5. } (3... d5) 4. Bd3? { (-0.15 → -1.72) Mistake. Best move was d4. } (4. d4 exd4 5. exd4 d5 6. Nf3 c5 7. c3 Bd6 8. dxc5 Bxc5 9. Bd3 Qe7+ 10. Qe2 Qxe2+) 4... e4 5. Bxe4? { (-1.34 → -3.78) Mistake. Best move was Be2. } (5. Be2 d5) 5... Nxe4 6. d3 Nf6 7. e4 d5 8. exd5? { (-3.24 → -4.43) Mistake. Best move was e5. } (8. e5 Nfd7 9. Nf3 c5 10. O-O Be7 11. Nc3 Nb6 12. d4 cxd4 13. Ne2 Nc6 14. Nexd4 O-O) 8... Nxd5 9. Nf3?! { (-4.00 → -4.84) Inaccuracy. Best move was Ne2. } (9. Ne2 Be7) 9... Bg4? { (-4.84 → -3.81) Mistake. Best move was Qe7+. } (9... Qe7+) 10. Ne5?? { (-3.81 → -14.46) Blunder. Best move was O-O. } (10. O-O Nc6) 10... Bxd1 11. Kxd1 f6 12. Nc4 b5 13. Na5 Qc8 14. Ke1 Qe6+ 15. Kf1 Nc6 16. Nc3 Nxa5 17. Nxd5 Qxd5 18. Be3 O-O-O 19. c4?! { (-18.90 → Mate in 4) Checkmate is now unavoidable. Best move was a4. } (19. a4 Nc6) 19... bxc4?! { (Mate in 4 → -20.37) Lost forced checkmate sequence. Best move was Qxd3+. } (19... Qxd3+ 20. Ke1 Bb4+ 21. Bd2 Rhe8+ 22. Kd1 Qxd2#) 20. dxc4?! { (-20.37 → Mate in 4) Checkmate is now unavoidable. Best move was d4. } (20. d4 Qb5) 20... Nxc4?! { (Mate in 4 → Mate in 8) Not the best checkmate sequence. Best move was Qd3+. } (20... Qd3+ 21. Ke1 Bb4+ 22. Bd2 Rhe8+ 23. Kd1 Qxd2#) 21. Ba7 Qd3+ 22. Ke1 Qe4+?! { (Mate in 1 → Mate in 4) Not the best checkmate sequence. Best move was Bb4#. } (22... Bb4#) 23. Kf1 Nxb2?! { (Mate in 3 → -26.07) Lost forced checkmate sequence. Best move was Qd3+. } (23... Qd3+ 24. Kg1 Qd1+ 25. Rxd1 Rxd1#) 24. Rc1?! { (-26.07 → Mate in 3) Checkmate is now unavoidable. Best move was h4. } (24. h4 Kb7) 24... Qd3+ 25. Ke1 Qe4+?! { (Mate in 2 → Mate in 4) Not the best checkmate sequence. Best move was Bb4+. } (25... Bb4+ 26. Rc3 Bxc3#) 26. Kf1 Nd3?! { (Mate in 3 → Mate in 12) Not the best checkmate sequence. Best move was Qd3+. } (26... Qd3+ 27. Kg1 Qd1+ 28. Rxd1 Rxd1#) 27. Be3 Nxc1 28. Bxc1 Qd3+?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Rd1#. } (28... Rd1#) 29. Ke1 Qe4+?! { (Mate in 1 → Mate in 3) Not the best checkmate sequence. Best move was Qd1#. } (29... Qd1#) 30. Kf1 Rd1# { Black wins by checkmate. } 0-1