[Event "30min 8:35pm GMT-5 Ma,Ju,Sa"] [Site "https://lichess.org/042M0Zym"] [Date "2020.07.31"] [White "Piana"] [Black "KdnaYarda"] [Result "1-0"] [UTCDate "2020.07.31"] [UTCTime "01:35:00"] [WhiteElo "1886"] [BlackElo "2045"] [WhiteRatingDiff "+16"] [BlackRatingDiff "-170"] [Variant "Standard"] [TimeControl "1800+0"] [ECO "A40"] [Opening "English Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 b6 { A40 English Defense } 2. e4 Bb7 3. Bd3 d6 4. f4 Nd7?! { (0.33 → 1.06) Inaccuracy. e5 was best. } (4... e5 5. dxe5 dxe5 6. Nf3 Nc6 7. fxe5 Nge7 8. Bg5 h6 9. Be3) 5. Nf3 e6 6. Qe2 Be7 7. O-O Nh6 8. f5 Ng4?? { (1.37 → 4.14) Blunder. O-O was best. } (8... O-O 9. Bxh6) 9. fxe6 fxe6 10. e5?? { (4.37 → 1.65) Blunder. h3 was best. } (10. h3 h5 11. Nc3 a6 12. hxg4 hxg4 13. Nh2 g3 14. Nf3 Bf6 15. e5 dxe5 16. Be4 Bxe4) 10... dxe5 11. dxe5?? { (1.86 → -1.65) Blunder. h3 was best. } (11. h3 Ndf6 12. Nbd2 Nh6 13. Qxe5 Qd5 14. Qxc7 Rc8 15. Qe5 Nf7 16. Qe2 O-O 17. Re1 Bd6) 11... Ndxe5 12. Nxe5 Qd4+ 13. Kh1 Nxe5 14. Bb5+?! { (-1.33 → -2.00) Inaccuracy. Rf4 was best. } (14. Rf4) 14... c6 15. c3 Qd5 16. Ba4 O-O-O?? { (-2.33 → 0.09) Blunder. Qd3 was best. } (16... Qd3) 17. Bf4?? { (0.09 → -2.97) Blunder. Bb3 was best. } (17. Bb3 Qa5 18. Bf4 Ba6 19. c4 Bf6 20. Nc3 Qc5 21. Ne4 Qd4 22. Rfd1 Bxc4 23. Nd6+ Kc7) 17... Bf6?? { (-2.97 → 0.35) Blunder. Qd3 was best. } (17... Qd3 18. Qxd3 Nxd3 19. Bb3 Ba6 20. Be3 Bf6 21. Nd2 Nxb2 22. Rf3 Bd3 23. Bxe6+ Kb8 24. Bd4) 18. Bb3 Qb5 19. c4 Qc5 20. Nc3 Rhe8? { (0.00 → 1.26) Mistake. Ba6 was best. } (20... Ba6 21. Rae1 Rhf8 22. h3 Nd3 23. Qxe6+ Kb7 24. Ne4 Qd4 25. Ba4 Nxf4 26. Rxf4 Kb8 27. Nxf6) 21. Ne4 Qe7 22. c5 Nf7? { (1.57 → 3.53) Mistake. bxc5 was best. } (22... bxc5 23. Rad1) 23. Rac1 b5 24. a4 a6?! { (3.61 → 4.69) Inaccuracy. bxa4 was best. } (24... bxa4) 25. axb5 axb5 26. Nd6+?! { (4.08 → 2.93) Inaccuracy. Bg3 was best. } (26. Bg3 h6) 26... Nxd6 27. cxd6 Qd7? { (3.08 → 4.99) Mistake. Rxd6 was best. } (27... Rxd6 28. Bxd6 Qxd6 29. Qxb5 Kb8 30. Qa4 Rd8 31. Rfe1 c5 32. Bxe6 Qc6 33. Qxc6 Bxc6 34. Rxc5) 28. Qxb5 e5? { (4.66 → 13.19) Mistake. g5 was best. } (28... g5) 29. Be3? { (13.19 → 5.23) Mistake. Bd5 was best. } (29. Bd5) 29... Qxd6 30. Qb6?! { (4.95 → 3.26) Inaccuracy. Qa4 was best. } (30. Qa4 e4) 30... Qc7 31. Qa7 Qb8?! { (4.10 → 5.33) Inaccuracy. Rd4 was best. } (31... Rd4 32. Bd1 Kd8 33. Bf3 Bc8 34. Qa3 Re6 35. Rfe1 Rdd6 36. Bc5 Ke8 37. Bxd6 Rxd6 38. b4) 32. Qb6?! { (5.33 → 3.59) Inaccuracy. Qa4 was best. } (32. Qa4 Qc7) 32... Qc7 33. Qa7 Qb8?! { (3.65 → 5.21) Inaccuracy. Rd4 was best. } (33... Rd4) 34. Qa5? { (5.21 → 3.11) Mistake. Qa4 was best. } (34. Qa4 Qc7) 34... Qa8? { (3.11 → 6.23) Mistake. Rd4 was best. } (34... Rd4 35. Bd1) 35. Qb6 Rd6 36. Ra1 Qb8 37. Rfc1?? { (6.53 → 2.64) Blunder. Bd1 was best. } (37. Bd1 Re7 38. Bg4+ Red7 39. Rfd1 Qc7 40. Qb3 h5 41. Bf5 Rd5 42. Rxd5 cxd5 43. Rc1 Kb8) 37... Qc7 38. Qc5?! { (3.13 → 2.23) Inaccuracy. Qa7 was best. } (38. Qa7 e4 39. Bb6 Qb8 40. Qa4 Bd8 41. Be3 Re5 42. Rd1 Qc7 43. Rxd6 Qxd6 44. Rd1 Rd5) 38... Be7 39. Qc2 Rg6?! { (2.70 → 4.21) Inaccuracy. h6 was best. } (39... h6 40. Rf1) 40. Bc5?? { (4.21 → 0.58) Blunder. Bf7 was best. } (40. Bf7) 40... Bg5?? { (0.58 → 4.99) Blunder. Bxc5 was best. } (40... Bxc5 41. Qxc5) 41. Rd1?! { (4.99 → 3.71) Inaccuracy. Rf1 was best. } (41. Rf1) 41... Bf4?? { (3.71 → Mate in 11) Checkmate is now unavoidable. e4 was best. } (41... e4 42. Bc4) 42. Qf5+ Kb8 43. Ba7+ Ka8 44. Bb6+ Kb8 45. Bxc7+ Kxc7 46. Qf7+ Kb6 47. Qxe8 c5 48. Bd5 Ba6 49. Rxa6+ Kxa6 50. Ra1+ Kb6 51. Qb8# { White wins by checkmate. } 1-0