lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/eQemhliH"] [Date "2020.12.11"] [Round "-"] [White "Marius_Bot"] [Black "Stelian"] [Result "0-1"] [UTCDate "2020.12.11"] [UTCTime "17:16:58"] [WhiteElo "1330"] [BlackElo "1509"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+7"] [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 } d5 2. Bd3? { (0.32 → -0.85) Mistake. Best move was d4. } (2. d4 e6 3. Nf3 Nf6 4. Bd3 c5 5. O-O Be7 6. dxc5 O-O) 2... Nc6?! { (-0.85 → -0.13) Inaccuracy. Best move was e5. } (2... e5 3. Be2 Nf6 4. d4 e4 5. c4 c6 6. Nc3 Bd6 7. Qc2) 3. Bb5 Nf6?! { (-0.44 → 0.22) Inaccuracy. Best move was e5. } (3... e5 4. d4) 4. Ba4? { (0.22 → -0.92) Mistake. Best move was Nf3. } (4. Nf3 e6) 4... Bg4?! { (-0.92 → -0.21) Inaccuracy. Best move was e5. } (4... e5) 5. f3?! { (-0.21 → -0.89) Inaccuracy. Best move was Ne2. } (5. Ne2 e5 6. d4 Bd6 7. dxe5 Bxe5 8. h3 Be6 9. Nd4 Bd7 10. O-O O-O 11. Nf3 Bd6) 5... Bh5? { (-0.89 → 0.36) Mistake. Best move was Bd7. } (5... Bd7 6. d4 a6 7. Ne2 e6 8. Nd2 b5 9. Bb3 Na5 10. c3 Nxb3 11. Nxb3 Bd6 12. Qc2) 6. Bb3? { (0.36 → -1.18) Mistake. Best move was d4. } (6. d4 Qd7 7. Ne2 a6 8. Nf4 e6 9. Nxh5 Nxh5 10. c3 Nf6 11. Nd2 O-O-O 12. O-O Bd6) 6... e5 7. g4? { (-0.71 → -1.94) Mistake. Best move was Ne2. } (7. Ne2 Na5) 7... Bg6 8. f4?? { (-1.53 → -4.84) Blunder. Best move was h4. } (8. h4 h6 9. d4 Bb4+ 10. Kf1 O-O 11. h5 Bh7 12. Ba4 Bd6 13. Nc3 Ne7 14. dxe5 Bxe5) 8... exf4 9. exf4? { (-3.99 → -5.33) Mistake. Best move was Nf3. } (9. Nf3 fxe3 10. dxe3 Qd7 11. Nc3 Bb4 12. Qe2 O-O-O 13. O-O Qxg4+ 14. Qg2 Qxg2+ 15. Kxg2 Na5) 9... Be4? { (-5.33 → -2.96) Mistake. Best move was Bc5. } (9... Bc5 10. Nc3) 10. f5?? { (-2.96 → -10.11) Blunder. Best move was Nf3. } (10. Nf3 Qd7) 10... Bxh1 11. Qe2+?! { (-9.14 → -10.77) Inaccuracy. Best move was d3. } (11. d3 Bc5) 11... Be4? { (-10.77 → -8.80) Mistake. Best move was Kd7. } (11... Kd7 12. Qf1) 12. d3 Bc5? { (-8.85 → -7.35) Mistake. Best move was Nd4. } (12... Nd4 13. Qd1) 13. dxe4 dxe4 14. Nh3? { (-6.38 → -8.56) Mistake. Best move was Qg2. } (14. Qg2 Ne5 15. Bf4 Qe7 16. Nc3 O-O-O 17. g5 Nh5 18. Bxe5 Qxe5 19. Nge2 Qxf5 20. Nxe4 Be3) 14... Nd4 15. Qf2? { (-8.50 → -16.98) Mistake. Best move was Qc4. } (15. Qc4) 15... Nf3+ 16. Kf1?! { (-15.81 → Mate in 3) Checkmate is now unavoidable. Best move was Ke2. } (16. Ke2 Bxf2) 16... Bxf2?! { (Mate in 3 → -17.73) Lost forced checkmate sequence. Best move was Qd1+. } (16... Qd1+ 17. Kg2 Nh4+ 18. Qxh4 Qf3#) 17. Kxf2 Nxg4+ 18. Kg3?! { (-22.48 → Mate in 5) Checkmate is now unavoidable. Best move was Kg2. } (18. Kg2 Qd1) 18... Qh4+ 19. Kg2 Ne1+?! { (Mate in 4 → Mate in 6) Not the best checkmate sequence. Best move was Qe1. } (19... Qe1 20. Ba4+ Kf8 21. Ng1 Qxg1+ 22. Kh3 Nf2#) 20. Kf1 Qxh3+ 21. Kxe1 Qxh2 22. Bg5 Qg1+?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Qf2+. } (22... Qf2+ 23. Kd1 Rd8+ 24. Bxd8 Ne3+ 25. Kc1 Qe1#) 23. Ke2 Qf2+ 24. Kd1 f6?! { (Mate in 3 → -34.79) Lost forced checkmate sequence. Best move was Rd8+. } (24... Rd8+ 25. Bxd8 Ne3+ 26. Kc1 Qe1#) 25. Nc3?! { (-34.79 → Mate in 5) Checkmate is now unavoidable. Best move was Ba4+. } (25. Ba4+ Kf8) 25... fxg5?! { (Mate in 5 → Mate in 5) Not the best checkmate sequence. Best move was O-O-O+. } (25... O-O-O+ 26. Bd5 fxg5 27. Ne2 Rxd5+ 28. Nd4 Qxd4+ 29. Ke1 Qf2#) 26. Nxe4 Qf1+?! { (Mate in 2 → Mate in 8) Not the best checkmate sequence. Best move was Ne3+. } (26... Ne3+ 27. Kc1 Qe1#) 27. Kd2 Qxa1?! { (Mate in 8 → -29.72) Lost forced checkmate sequence. Best move was Qf4+. } (27... Qf4+ 28. Kc3 Qe5+ 29. Kd3 Rd8+ 30. Bd5 Rxd5+ 31. Ke2 Qxe4+ 32. Kf1 Qf4+ 33. Kg1 Qf2+ 34. Kh1) 28. Kc3?! { (-29.72 → Mate in 8) Checkmate is now unavoidable. Best move was Nd6+. } (28. Nd6+ cxd6) 28... Ne3?! { (Mate in 8 → -28.84) Lost forced checkmate sequence. Best move was Qe1+. } (28... Qe1+ 29. Kd4 Qb4+ 30. Bc4 O-O-O+ 31. Nd6+ Rxd6+ 32. Ke4 Qxc4+ 33. Kf3 Qf4+ 34. Kg2 Ne3+ 35. Kh3) 29. Kd4?! { (-28.84 → Mate in 12) Checkmate is now unavoidable. Best move was Ba4+. } (29. Ba4+ Ke7) 29... g4?! { (Mate in 12 → -26.98) Lost forced checkmate sequence. Best move was Nxf5+. } (29... Nxf5+ 30. Kc4 Qxb2 31. c3 Qe2+ 32. Kb4 Qxe4+ 33. Ka3 O-O-O 34. Bf7 Qe7+ 35. Kb2 Qxf7 36. a4) 30. c4 Qxb2+ 31. Kxe3 Qh2 32. Bd1 g3 33. Be2?! { (-38.34 → Mate in 7) Checkmate is now unavoidable. Best move was Ba4+. } (33. Ba4+ Kf8) 33... g2 34. f6 g1=Q+ 35. Kd3 Rd8+?! { (Mate in 5 → Mate in 5) Not the best checkmate sequence. Best move was O-O-O+. } (35... O-O-O+ 36. Kc3 Qb1 37. Nd6+ Rxd6 38. Bg4+ Kb8 39. Bh5 Qe5#) 36. Kc3 Qc1+?! { (Mate in 5 → Mate in 5) Not the best checkmate sequence. Best move was Qxe2. } (36... Qxe2 37. f7+ Kf8 38. Nd6 Qc1+ 39. Kb4 Qb1+ 40. Kc3 Qbb2#) 37. Kb4 Qxe2 38. fxg7 Qexc4+ 39. Ka5 b6# { Black wins by checkmate. } 0-1