lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/XqtMYGsb"] [Date "2021.03.24"] [Round "-"] [White "Daria_Cirstea"] [Black "stefanos12"] [Result "0-1"] [UTCDate "2021.03.24"] [UTCTime "17:19:15"] [WhiteElo "1349"] [BlackElo "1580"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+5"] [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 } e5 2. Bc4? { (0.41 → -0.61) Mistake. Best move was d4. } (2. d4 exd4 3. exd4 d5 4. Nf3 Nf6 5. Bd3 Bd6 6. Qe2+ Be6) 2... d6? { (-0.61 → 0.58) Mistake. Best move was d5. } (2... d5 3. Bb3 Nf6 4. d4 exd4 5. exd4 Bd6 6. Ne2 c6 7. Bf4) 3. Bb5+? { (0.58 → -1.14) Mistake. Best move was d4. } (3. d4) 3... Nc6? { (-1.14 → 0.66) Mistake. Best move was c6. } (3... c6) 4. Bc4? { (0.66 → -0.83) Mistake. Best move was d4. } (4. d4) 4... d5 5. Bb3?! { (-0.58 → -1.23) Inaccuracy. Best move was Bb5. } (5. Bb5) 5... d4? { (-1.23 → 0.56) Mistake. Best move was Nf6. } (5... Nf6 6. d3 a5 7. c3 Bd6 8. Nd2 Ne7 9. e4 c6 10. Ngf3 O-O 11. O-O Ng6 12. Bc2) 6. e4? { (0.56 → -0.78) Mistake. Best move was d3. } (6. d3 Nf6 7. Nf3 Bd6 8. exd4 Nxd4 9. Nxd4 exd4 10. Qe2+ Be6 11. O-O Qe7 12. Bxe6 fxe6) 6... Nf6?! { (-0.78 → 0.03) Inaccuracy. Best move was d3. } (6... d3 7. Nf3) 7. Qe2? { (0.03 → -1.20) Mistake. Best move was d3. } (7. d3 Bd6) 7... Bg4?! { (-1.20 → -0.60) Inaccuracy. Best move was d3. } (7... d3 8. Qxd3 Qxd3 9. cxd3 Nb4 10. Nc3 Bg4 11. f3 Bd7 12. Kf1 Nxd3 13. Bc4 Nc5 14. b4) 8. f3 Bd7?! { (-1.49 → -0.99) Inaccuracy. Best move was Bc8. } (8... Bc8 9. d3) 9. Qc4?! { (-0.99 → -1.78) Inaccuracy. Best move was d3. } (9. d3) 9... Be6 10. Qe2? { (-1.51 → -2.76) Mistake. Best move was Qf1. } (10. Qf1 d3 11. Bxe6 fxe6 12. Qxd3 Qxd3 13. cxd3 Nb4 14. Kd1 Nxd3 15. Nh3 h6 16. Rf1 Bc5) 10... Nb4? { (-2.76 → -0.23) Mistake. Best move was Bxb3. } (10... Bxb3 11. axb3) 11. Kd1?? { (-0.23 → -3.44) Blunder. Best move was d3. } (11. d3 Bxb3) 11... Bd6? { (-3.44 → -1.18) Mistake. Best move was d3. } (11... d3 12. cxd3 Bc5 13. Bxe6 fxe6 14. Nc3 Qd7 15. a3 Nxd3 16. Nh3 O-O 17. Kc2 Rad8 18. b3) 12. d3 Nc6?! { (-1.74 → -0.83) Inaccuracy. Best move was Qe7. } (12... Qe7) 13. Bxe6 fxe6 14. f4? { (-1.24 → -2.56) Mistake. Best move was Nh3. } (14. Nh3 Nd7) 14... exf4 15. Qf3? { (-2.32 → -3.46) Mistake. Best move was e5. } (15. e5) 15... O-O?! { (-3.46 → -2.88) Inaccuracy. Best move was g5. } (15... g5 16. h3 e5 17. Qe2 Qe7 18. Nf3 O-O-O 19. Bd2 Rdg8 20. Kc1 h5 21. a4 Kb8 22. Na3) 16. g3? { (-2.88 → -4.96) Mistake. Best move was Qe2. } (16. Qe2) 16... fxg3? { (-4.96 → -3.54) Mistake. Best move was Ne5. } (16... Ne5 17. Qe2 Nfg4 18. Bxf4 g5 19. Bxe5 Nf2+ 20. Ke1 Bxe5 21. Nd2 Nxh1 22. Qg4 Bd6 23. Ndf3) 17. Qxg3?? { (-3.54 → -17.63) Blunder. Best move was hxg3. } (17. hxg3 Ne5) 17... Bxg3 18. hxg3 Ng4 19. Rh4 Nf2+ 20. Ke1 Nb4 21. Rh2 Nxc2+ 22. Kd2 Nxa1 23. Rxf2 Nc2 24. Rxf8+ Qxf8 25. Kxc2 Qf2+ 26. Kb3 Qxg1 27. Kc2 Rf8 28. Bg5?! { (-19.96 → Mate in 13) Checkmate is now unavoidable. Best move was Bf4. } (28. Bf4 e5) 28... Rf2+ 29. Bd2 Qg2 30. Nc3?! { (-22.38 → Mate in 6) Checkmate is now unavoidable. Best move was e5. } (30. e5 Qf3) 30... Rxd2+ 31. Kb3 Rxb2+?! { (Mate in 5 → Mate in 5) Not the best checkmate sequence. Best move was dxc3. } (31... dxc3 32. bxc3 Rb2+ 33. Kc4 Qc2 34. Kd4 Qf2+ 35. Ke5 Qf6#) 32. Kc4 b5+?! { (Mate in 5 → Mate in 8) Not the best checkmate sequence. Best move was dxc3. } (32... dxc3 33. Kc5 c2 34. Kc4 c1=Q+ 35. Kd4 Qf2+ 36. Ke5 Qf6#) 33. Nxb5 Qc2+?! { (Mate in 5 → Mate in 5) Not the best checkmate sequence. Best move was Qd2. } (33... Qd2 34. a3 Qc1+ 35. Kxd4 Rxb5 36. e5 Rxe5 37. Kxe5 Qe3#) 34. Kxd4 Rxb5 35. Ke3 Qc5+?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was e5. } (35... e5 36. Kf3 Qd1+ 37. Kg2 Rb2+ 38. Kh3 Qh5#) 36. Kf4 e5+?! { (Mate in 3 → Mate in 5) Not the best checkmate sequence. Best move was Qf2+. } (36... Qf2+ 37. Kg4 Qe2+ 38. Kf4 g5#) 37. Kf5 g6+?! { (Mate in 4 → Mate in 4) Not the best checkmate sequence. Best move was Qf2+. } (37... Qf2+ 38. Kg4 Rb6 39. d4 Rg6+ 40. Kh3 Qxg3#) 38. Kf6 Rb6+ 39. Kg5 Qe7+?! { (Mate in 3 → Mate in 4) Not the best checkmate sequence. Best move was Qc1+. } (39... Qc1+ 40. Kg4 Qh1 41. Kg5 Qh5#) 40. Kg4 h5+ 41. Kh3 Rb2 42. a4 Qg5 43. g4 Qxg4# { Black wins by checkmate. } 0-1