lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/JkNPWtoF"] [Date "2020.12.23"] [Round "-"] [White "Marius"] [Black "JosanPro"] [Result "0-1"] [UTCDate "2020.12.23"] [UTCTime "17:18:46"] [WhiteElo "1600"] [BlackElo "1500"] [WhiteRatingDiff "-17"] [BlackRatingDiff "+22"] [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... Nc6?! { (-0.61 → 0.05) Inaccuracy. Best move was d5. } (2... d5 3. Bb3 Nf6 4. d4 exd4 5. exd4 Bd6 6. Ne2 c6 7. Bf4) 3. Bb3?! { (0.05 → -0.73) Inaccuracy. Best move was d4. } (3. d4 d5 4. Bb5 e4 5. c4 Nf6 6. Nc3 Bd7 7. Nge2 Nb4 8. Bxd7+ Qxd7 9. O-O dxc4) 3... Bc5? { (-0.73 → 0.40) Mistake. Best move was d5. } (3... d5 4. Ne2) 4. Qe2? { (0.40 → -0.68) Mistake. Best move was Ne2. } (4. Ne2 Bb6) 4... d6?! { (-0.68 → 0.05) Inaccuracy. Best move was Nf6. } (4... Nf6 5. d4) 5. Qc4? { (0.05 → -1.06) Mistake. Best move was d4. } (5. d4 Bb6 6. dxe5 Nxe5 7. Nf3 Nf6 8. Nxe5 dxe5 9. h3 O-O 10. e4 Qe7 11. O-O Rd8) 5... Be6 6. Qe2?! { (-0.48 → -1.18) Inaccuracy. Best move was Qb5. } (6. Qb5 a6) 6... Nf6?! { (-1.18 → -0.62) Inaccuracy. Best move was Qf6. } (6... Qf6 7. Nc3 Bxb3 8. cxb3 O-O-O 9. Nf3 d5 10. d3 Nge7 11. a3 a5 12. b4 axb4 13. axb4) 7. Bxe6 fxe6 8. Nh3?! { (-0.38 → -1.18) Inaccuracy. Best move was Nf3. } (8. Nf3) 8... h6?! { (-1.18 → -0.55) Inaccuracy. Best move was O-O. } (8... O-O 9. O-O d5 10. d3 Qe8 11. a3 a5 12. Nc3 Ne7 13. b3 Ng6 14. Bb2 h6 15. Na4) 9. f3 e4? { (-0.86 → 0.81) Mistake. Best move was O-O. } (9... O-O 10. O-O) 10. fxe4 Nxe4?! { (0.36 → 1.26) Inaccuracy. Best move was O-O. } (10... O-O) 11. d3? { (1.26 → -0.91) Mistake. Best move was Qg4. } (11. Qg4 Ng5 12. d4 Bb6 13. Nxg5 hxg5 14. Qxe6+ Qe7 15. Qxe7+ Kxe7 16. Bd2 Kd7 17. Nc3 Ba5) 11... Ng5? { (-0.91 → 0.37) Mistake. Best move was Nf6. } (11... Nf6 12. O-O O-O 13. Nc3 d5 14. Nf4 Qe8 15. Bd2 Bd6 16. Nb5 e5 17. Nh3 d4 18. e4) 12. Nxg5?! { (0.37 → -0.29) Inaccuracy. Best move was Qh5+. } (12. Qh5+) 12... hxg5 13. h4? { (0.16 → -1.65) Mistake. Best move was d4. } (13. d4 Bb6 14. Bd2 Qf6 15. Nc3 Qg6 16. O-O-O O-O-O 17. Kb1 Kb8 18. h3 d5 19. Na4 e5) 13... gxh4?! { (-1.65 → -1.10) Inaccuracy. Best move was Rxh4. } (13... Rxh4 14. Rxh4) 14. g3? { (-1.10 → -3.77) Mistake. Best move was Qg4. } (14. Qg4) 14... h3? { (-3.77 → -2.17) Mistake. Best move was Qg5. } (14... Qg5 15. gxh4) 15. Bd2? { (-2.17 → -3.51) Mistake. Best move was Nc3. } (15. Nc3 d5) 15... Qg5 16. e4?? { (-3.04 → -16.48) Blunder. Best move was Nc3. } (16. Nc3) 16... Qxg3+ 17. Kd1 h2? { (-15.67 → -8.34) Mistake. Best move was Nd4. } (17... Nd4) 18. Nc3? { (-8.34 → -11.98) Mistake. Best move was c3. } (18. c3 Qg1+ 19. Qe1 Bf2 20. Qxg1 hxg1=Q+ 21. Rxg1 Bxg1 22. Kc2 Rh2 23. Na3 Be3 24. Rd1 Ne5) 18... Qg1+? { (-11.98 → -8.73) Mistake. Best move was Nd4. } (18... Nd4 19. Bf4 Qxf4 20. Qg2 O-O-O 21. Nd5 exd5 22. c3 Nf3 23. exd5 Ne5 24. Kc2 Nxd3 25. Raf1) 19. Rxg1? { (-8.73 → -18.15) Mistake. Best move was Qe1. } (19. Qe1 Bf2 20. Rxg1 hxg1=Q 21. Qxg1 Bxg1 22. b4 Rh1 23. Kc1 Bc5+ 24. Kb2 Rxa1 25. Kxa1 Bxb4) 19... hxg1=Q+ 20. Be1 Qh2 21. Qxh2 Rxh2 22. Bg3 Rh1+ 23. Be1 O-O-O 24. Ne2 Rdh8 25. Ng3 Rg1 26. Ne2 Rf1 27. Ng3 Rg1 28. Ne2 Rg2 29. Nf4 Rg4 30. Nxe6 Rh1 31. Kd2 Rg3? { (-13.33 → -7.97) Mistake. Best move was Rg2+. } (31... Rg2+ 32. Kc3 Bb4+ 33. Kb3 Bxe1 34. c3 Ne5 35. Nf4 Rf2 36. d4 Rxf4 37. dxe5 dxe5 38. Rc1) 32. Nxc5? { (-7.97 → -13.01) Mistake. Best move was Bxg3. } (32. Bxg3 Rxa1) 32... dxc5? { (-13.01 → -8.17) Mistake. Best move was Rg2+. } (32... Rg2+ 33. Kc3 dxc5 34. Rd1 Re2 35. Kc4 Rxc2+ 36. Kd5 Re2 37. Kxc5 Rhxe1 38. Rxe1 Rxe1 39. a3) 33. Bxg3 Rxa1 34. Be1?! { (-8.05 → -8.90) Inaccuracy. Best move was a3. } (34. a3 g5) 34... Rxa2 35. b3? { (-8.37 → -11.30) Mistake. Best move was Kc3. } (35. Kc3 g5 36. Kd2 Kd7 37. Kd1 g4 38. Bf2 b6 39. Bg3 Rxb2 40. c3 Rg2 41. Bf4 Rf2) 35... Nd4 36. Kc3?! { (-10.67 → Mate in 1) Checkmate is now unavoidable. Best move was Bg3. } (36. Bg3 Rxc2+ 37. Kd1 Rg2 38. Bf4 Nxb3 39. Ke1 c4 40. dxc4 Rg4 41. Bh2 Rxe4+ 42. Kf2 g6) 36... Rxc2# { Black wins by checkmate. } 0-1