[Event "Открытый краевой турнир 4 Arena"] [Site "https://lichess.org/cqvmWGDB"] [Date "2020.05.09"] [White "PyankkovIvan2009"] [Black "viktor-potapenko_10"] [Result "0-1"] [UTCDate "2020.05.09"] [UTCTime "05:29:31"] [WhiteElo "1764"] [BlackElo "1549"] [WhiteRatingDiff "-31"] [BlackRatingDiff "+9"] [Variant "Standard"] [TimeControl "180+2"] [ECO "C41"] [Opening "Philidor Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 d6 3. Bc4 { C41 Philidor Defense } Bg4?! { (0.20 → 0.76) Inaccuracy. Be7 was best. } (3... Be7 4. O-O Nf6 5. d3 O-O 6. c3 a6 7. a4 c5 8. Re1) 4. d3 Be7 5. Nc3 c6 6. O-O b5 7. Bb3 a5 8. h3 Bxf3 9. Qxf3 Nf6 10. a4 b4 11. Ne2 c5?! { (0.88 → 1.49) Inaccuracy. Nbd7 was best. } (11... Nbd7) 12. c3 Nc6 13. c4?? { (1.50 → -0.64) Blunder. Ng3 was best. } (13. Ng3 O-O 14. Nf5 Kh8 15. Qg3 Ne8 16. Be3 Bf6 17. Bd5 Rc8 18. f4 Qd7 19. fxe5 Bxe5) 13... O-O 14. Bd1 Nd4 15. Nxd4 exd4? { (-0.73 → 0.63) Mistake. cxd4 was best. } (15... cxd4) 16. b3 Kh8 17. g4?! { (0.81 → 0.16) Inaccuracy. Qg3 was best. } (17. Qg3 Nd7 18. f4 g6 19. Bd2 Ra7 20. Qf3 Bf6 21. Qf2 Nb6 22. Bg4 h5 23. Be2 Nd7) 17... Ng8 18. Qg2 g6?? { (0.08 → 2.02) Blunder. Bh4 was best. } (18... Bh4 19. g5 f6 20. g6 Ne7 21. gxh7 Ra7 22. Kh2 f5 23. Rg1 g6 24. f4 fxe4 25. dxe4) 19. f4? { (2.02 → 0.51) Mistake. g5 was best. } (19. g5 f5) 19... Bf6? { (0.51 → 2.23) Mistake. Bh4 was best. } (19... Bh4) 20. Bf3?! { (2.23 → 1.54) Inaccuracy. g5 was best. } (20. g5 Bg7) 20... Ra7 21. g5 Bg7 22. f5?! { (1.99 → 1.10) Inaccuracy. h4 was best. } (22. h4 f6 23. Bg4 Ne7 24. Be6 Qa8 25. f5 gxf5 26. exf5 Qxg2+ 27. Kxg2 Nc6 28. Bd5 Ne5) 22... f6 23. fxg6?! { (1.17 → 0.13) Inaccuracy. h4 was best. } (23. h4) 23... hxg6 24. gxf6 Qxf6 25. Bg5 Qf7? { (0.00 → 1.38) Mistake. Qe5 was best. } (25... Qe5 26. Be2 Raf7 27. Rxf7 Rxf7 28. Bd8 Qf4 29. Kh1 Qe3 30. Bg5 Qf2 31. h4 Rf8 32. Rf1) 26. Bh5? { (1.38 → 0.00) Mistake. e5 was best. } (26. e5 Qe6 27. Be4 Qxe5 28. Qg4 Rxf1+ 29. Rxf1 Bh6 30. Bh4 Qh5 31. Bxg6 Qxg4+ 32. hxg4 Rg7) 26... Qe8 27. Rxf8 Bxf8 28. Rf1?? { (-0.09 → -5.69) Blunder. Be2 was best. } (28. Be2 Bh6) 28... gxh5 29. Qf3?! { (-5.41 → -7.32) Inaccuracy. Kh1 was best. } (29. Kh1 Rg7) 29... Bh6?! { (-7.32 → -5.40) Inaccuracy. Rg7 was best. } (29... Rg7 30. h4 Be7 31. Qg3 Qg6 32. Kh1 Nh6 33. Qg1 Bxg5 34. Rf8+ Kh7 35. hxg5 Qxg5 36. Qxg5) 30. Qf5? { (-5.40 → -11.12) Mistake. Bh4 was best. } (30. Bh4 Rg7+ 31. Kh1 Qg6 32. Bf2 Kh7 33. Qf5 Ne7 34. Qxg6+ Nxg6 35. Bg3 Ne5 36. Bxe5 dxe5) 30... Bxg5 31. Qxg5 Rg7 32. Qxg7+ Kxg7 33. Kh2?! { (-15.43 → Mate in 26) Checkmate is now unavoidable. Rf2 was best. } (33. Rf2 Qe5) 33... Qg6 34. Rg1?! { (-64.66 → Mate in 23) Checkmate is now unavoidable. Rf4 was best. } (34. Rf4 Nf6) 34... Qxg1+ 35. Kxg1 Nf6 36. Kg2 Kg6 37. Kf3 Kg5 38. Kg3?! { (-18.73 → Mate in 18) Checkmate is now unavoidable. h4+ was best. } (38. h4+ Kxh4) 38... h4+ 39. Kf3 Nh5 40. Kf2 Ng3?! { (Mate in 13 → -64.98) Lost forced checkmate sequence. Kf4 was best. } (40... Kf4 41. e5 dxe5 42. Ke2 Kg3 43. Ke1 Nf4 44. Kf1 Nxh3 45. Ke1 Nf2 46. Ke2 h3 47. Kd2) 41. Ke1?! { (-64.98 → Mate in 14) Checkmate is now unavoidable. Kf3 was best. } (41. Kf3 Nh5) 41... Kf4 42. Kf2 Nh5 43. Ke2 Kg3 44. Kd2 Kxh3 45. Ke2 Kg3 46. Kf1 h3 47. Kg1 Nf4 48. e5 dxe5 49. Kh1 Nxd3 50. Kg1 Nf2 51. Kf1 h2 52. Ke2 h1=Q 53. Kd2 Qd1# { Black wins by checkmate. } 0-1