[Event "PCU Chess at Home 2023"] [Site "https://lichess.org/Lkm874PC"] [Date "2023.11.22"] [White "AC2020"] [Black "ds1301"] [Result "0-1"] [UTCDate "2023.11.22"] [UTCTime "21:06:21"] [WhiteElo "2504"] [BlackElo "2247"] [WhiteRatingDiff "-9"] [BlackRatingDiff "+61"] [Variant "Standard"] [TimeControl "300+3"] [ECO "C41"] [Opening "Philidor Defense: Exchange Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 { C41 Philidor Defense: Exchange Variation } Bd7?! { (0.52 → 1.42) Inaccuracy. Nf6 was best. } (4... Nf6 5. Nc3 Be7 6. g3 Nc6 7. h3 O-O 8. Bg2 Bd7 9. O-O) 5. Nc3?! { (1.42 → 0.82) Inaccuracy. Be3 was best. } (5. Be3 Nc6 6. Qd2 a6 7. Nc3 g6 8. O-O-O Bg7 9. Nxc6 Bxc6) 5... Nc6 6. Bf4 Nf6 7. Qd2 Nxd4 8. Qxd4 Be7 9. O-O-O Be6?! { (1.16 → 1.81) Inaccuracy. O-O was best. } (9... O-O 10. f3 Be6 11. Kb1 Nd7 12. h4 Bf6 13. Qd2 Be5 14. Ne2 Nb6 15. Nd4 Bc4 16. Nf5) 10. f3?! { (1.81 → 1.16) Inaccuracy. e5 was best. } (10. e5 dxe5 11. Qxe5 Bd7 12. Qxc7 Qxc7 13. Bxc7 a6 14. Bd6 Bxd6 15. Rxd6 O-O-O 16. f3 Be6) 10... Nd7 11. Kb1 Bf6 12. Qd2 a6 13. Nd5 Bxd5 14. Qxd5?! { (0.98 → -0.05) Inaccuracy. exd5 was best. } (14. exd5) 14... O-O?? { (-0.05 → 1.65) Blunder. Bxb2 was best. } (14... Bxb2 15. Kxb2 Qf6+ 16. e5 Qxf4 17. exd6 Qf6+ 18. Qd4 Qxd4+ 19. Rxd4 cxd6 20. Rxd6 O-O-O 21. Bd3) 15. h4?? { (1.65 → -0.68) Blunder. Bc1 was best. } (15. Bc1 Re8 16. g4 Bh4 17. Qxb7 h6 18. Bc4 Ne5 19. Qb3 Rb8 20. Qc3 Nd7 21. Qa5 Ne5) 15... Nb6?? { (-0.68 → 1.81) Blunder. Bxb2 was best. } (15... Bxb2 16. Kxb2) 16. Qd2 Qe7 17. g4 Na4 18. c3 Be5 19. Be3 b5 20. f4 Bxc3 21. bxc3 Qxe4+ 22. Bd3 Nxc3+? { (2.97 → 5.82) Mistake. Qc6 was best. } (22... Qc6 23. Ka1 Rae8 24. Bd4 Qf3 25. Rdf1 Qd5 26. Rh3 c5 27. Be3 Qe6 28. f5 Qf6 29. g5) 23. Kb2?? { (5.82 → -0.79) Blunder. Qxc3 was best. } (23. Qxc3 Qxe3 24. Bxh7+ Kxh7 25. Qxe3 Rae8 26. Qc3 Kg8 27. h5 b4 28. Qd3 Re6 29. g5 b3) 23... Nxd1+ 24. Rxd1 Qc6? { (-0.82 → 0.52) Mistake. Qf3 was best. } (24... Qf3 25. Be2) 25. g5?! { (0.52 → -0.14) Inaccuracy. Rf1 was best. } (25. Rf1 Rae8) 25... Rfe8 26. h5 Qf3 27. Bd4 c5 28. Bxg7 c4?! { (1.18 → 2.28) Inaccuracy. Kxg7 was best. } (28... Kxg7) 29. Bc2 b4 30. Qd4?? { (2.32 → 0.00) Blunder. Qxd6 was best. } (30. Qxd6 Re6 31. Qd4 Qa3+ 32. Ka1 b3 33. Bb1 c3 34. Qxc3 Re2 35. Bxh7+ Kxh7 36. Qd3+ Kxg7) 30... Qa3+ 31. Ka1?? { (0.00 → -3.27) Blunder. Kb1 was best. } (31. Kb1 b3 32. axb3 cxb3 33. Bxh7+ Kxh7 34. g6+ Kg8 35. gxf7+ Kxf7 36. Qd5+ Kxg7 37. Qg5+ Kf7) 31... b3 32. Bb1 Re2 33. Rd2 Rxd2 34. Qxd2 Kxg7 35. h6+?! { (-4.15 → -5.57) Inaccuracy. Qd4+ was best. } (35. Qd4+ Kf8) 35... Kf8 36. Bxh7?? { (-5.29 → Mate in 5) Checkmate is now unavoidable. Qd4 was best. } (36. Qd4 b2+ 37. Qxb2 Qxb2+ 38. Kxb2 Rb8+ 39. Kc1 Kg8 40. Be4 Rb5 41. a4 Ra5 42. Bc2 d5) 36... c3 37. Qg2 Qc1+ 38. Bb1 b2+ { White resigns. } 0-1