lichess dev

[Event "Classical Shield Arena"] [Site "http://chess-academy.net/Id4MzKJ0"] [Date "2021.08.06"] [Round "-"] [White "Chessdev"] [Black "mikhapro"] [Result "1-0"] [UTCDate "2021.08.06"] [UTCTime "18:27:15"] [WhiteElo "2172"] [BlackElo "1687"] [WhiteRatingDiff "+5"] [BlackRatingDiff "-8"] [Variant "Standard"] [TimeControl "1200+10"] [ECO "A34"] [Opening "English Opening: Symmetrical Variation, Fianchetto Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. c4 c5 2. Nc3 Nf6 3. g3 { A34 English Opening: Symmetrical Variation, Fianchetto Variation } d6?! { (0.00 → 0.89) Inaccuracy. Best move was e6. } (3... e6) 4. Nf3?! { (0.89 → 0.13) Inaccuracy. Best move was Bg2. } (4. Bg2) 4... Nbd7?! { (0.13 → 0.87) Inaccuracy. Best move was e5. } (4... e5 5. Bg2) 5. Bg2 b6?! { (0.33 → 1.28) Inaccuracy. Best move was g6. } (5... g6 6. d4 cxd4 7. Nxd4 Bg7 8. O-O O-O 9. Qd2 a5 10. b3 Nc5 11. Rd1 Bd7 12. Bb2) 6. Ne5 Rb8?? { (1.11 → 5.21) Blunder. Best move was Nxe5. } (6... Nxe5 7. Bxa8) 7. Nc6 Qc7 8. Nxb8?? { (5.14 → 2.07) Blunder. Best move was Nb5. } (8. Nb5 Qb7) 8... Qxb8 9. O-O e6?! { (2.06 → 2.73) Inaccuracy. Best move was Bb7. } (9... Bb7 10. d3 g6 11. a4 Bg7 12. a5 O-O 13. Qa4 a6 14. Bxb7 Qxb7 15. axb6 Ra8 16. Qb3) 10. a4 Be7?! { (2.38 → 3.02) Inaccuracy. Best move was a5. } (10... a5 11. d3 Be7 12. Nb5 O-O 13. f4 Bb7 14. Bxb7 Qxb7 15. e4 Ne8 16. Bd2 Nc7 17. Bc3) 11. d3?! { (3.02 → 2.32) Inaccuracy. Best move was a5. } (11. a5) 11... Bb7?! { (2.32 → 3.19) Inaccuracy. Best move was Bd8. } (11... Bd8 12. Qb3) 12. Bxb7 Qxb7 13. a5 bxa5?! { (2.42 → 2.93) Inaccuracy. Best move was O-O. } (13... O-O 14. a6) 14. Rxa5 Qb6? { (2.92 → 5.02) Mistake. Best move was O-O. } (14... O-O 15. Qa4) 15. Qa4 O-O 16. Rxa7 Re8? { (4.56 → 6.38) Mistake. Best move was Rd8. } (16... Rd8 17. Nb5 d5 18. Bd2 Qc6 19. b3 Kf8 20. Rc7 Qb6 21. Qa7 Qxa7 22. Rxa7 Kg8 23. Kg2) 17. Rxd7 Nxd7 18. Qxd7 Qb8?! { (5.85 → 6.84) Inaccuracy. Best move was Kf8. } (18... Kf8 19. h4 h6 20. Qb5 Qc7 21. Qa6 Qb8 22. Nb5 Qa8 23. Qxa8 Rxa8 24. Kg2 d5 25. Be3) 19. Nb5 Bf8?! { (6.39 → 7.34) Inaccuracy. Best move was Qd8. } (19... Qd8 20. Qxd8) 20. Bf4 Rd8 21. Qc6 Rc8?! { (7.05 → 7.85) Inaccuracy. Best move was e5. } (21... e5 22. Bd2) 22. Bxd6 Bxd6?! { (7.55 → 8.21) Inaccuracy. Best move was Rxc6. } (22... Rxc6 23. Bxb8 Ra6 24. Be5 Be7 25. f4 h6 26. Kf2 Kf8 27. Bc3 Ra4 28. Ke3 g6 29. b3) 23. Qxd6 Qxd6 24. Nxd6 Rb8? { (7.98 → 10.01) Mistake. Best move was Rc6. } (24... Rc6 25. Ra1) 25. Ra1? { (10.01 → 8.37) Mistake. Best move was d4. } (25. d4) 25... g6? { (8.37 → 12.26) Mistake. Best move was e5. } (25... e5 26. Ra5 Kf8 27. Rb5 Rd8 28. Ne4 Rd7 29. Nxc5 Ra7 30. Rb7 Rxb7 31. Nxb7 f6 32. b4) 26. d4 cxd4 27. c5 Rxb2 28. c6 Rc2 29. c7 Rxc7 30. Ra8+ Kg7 31. Ne8+ Kh6 32. Nxc7 d3 33. exd3 f5?! { (13.50 → Mate in 7) Checkmate is now unavoidable. Best move was Kg7. } (33... Kg7 34. Ne8+) 34. Nxe6 g5 35. d4?! { (Mate in 5 → 68.58) Lost forced checkmate sequence. Best move was Rg8. } (35. Rg8 f4 36. g4 f3 37. h4 gxh4 38. Nf4 h3 39. g5#) 35... g4?! { (68.58 → Mate in 6) Checkmate is now unavoidable. Best move was Kg6. } (35... Kg6 36. d5) 36. d5 Kh5 37. f4?! { (Mate in 4 → Mate in 6) Not the best checkmate sequence. Best move was Nf4+. } (37. Nf4+ Kh6 38. Ra7 Kg5 39. Ra6 h6 40. Rg6#) 37... h6 38. d6 Kg6 39. d7 Kh5 40. d8=Q Kg6 41. Qg8+?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Ra7. } (41. Ra7 h5 42. Qg5#) 41... Kh5 42. Ng7+?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Qf7#. } (42. Qf7#) 42... Kg6 43. Qe6+?! { (Mate in 1 → Mate in 2) Not the best checkmate sequence. Best move was Ra6#. } (43. Ra6#) 43... Kh7 44. Nxf5 h5 45. Ra7+?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Qh6#. } (45. Qh6#) 45... Kh8 46. Qh6+?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Qc8#. } (46. Qc8#) 46... Kg8 47. Ne7+?! { (Mate in 1 → Mate in 2) Not the best checkmate sequence. Best move was Qg7#. } (47. Qg7#) 47... Kf7 48. Qg6+ Kf8 49. Ra8+?! { (Mate in 1 → Mate in 2) Not the best checkmate sequence. Best move was Qg8#. } (49. Qg8#) 49... Kxe7 50. Ra7+ Kf8 51. Qf6+?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Qf7#. } (51. Qf7#) 51... Ke8 52. Qg6+?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Qe7#. } (52. Qe7#) 52... Kf8 53. Qxh5?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Qf7#. } (53. Qf7#) 53... Kg8 54. Qe8# { White wins by checkmate. } 1-0