[Event "2022 Summer Marathon"] [Site "https://lichess.org/Sk6Xi0xm"] [Date "2022.08.05"] [White "Elda64"] [Black "Zhigalko_Sergei"] [Result "0-1"] [UTCDate "2022.08.05"] [UTCTime "23:49:36"] [WhiteElo "2878"] [BlackElo "3055"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+3"] [WhiteTitle "GM"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "60+0"] [ECO "A47"] [Opening "Pseudo Queen's Indian Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. Nf3 b6 { A47 Pseudo Queen's Indian Defense } 3. Nc3?! { (0.53 → -0.12) Inaccuracy. g3 was best. } (3. g3 Bb7 4. c4 e6 5. Bg2 Bb4+ 6. Bd2 Bxd2+ 7. Qxd2 O-O) 3... Bb7 4. Bg5 d5 5. Bxf6 exf6 6. e3 Bd6 7. Bd3 O-O 8. h4 h6?! { (0.19 → 1.00) Inaccuracy. Bb4 was best. } (8... Bb4 9. h5 c5 10. Nh4 c4 11. Bf5 Nc6 12. Kd2 Ne7 13. Qg4 h6 14. a3 Bxc3+ 15. bxc3) 9. h5 Re8?! { (0.86 → 1.50) Inaccuracy. c6 was best. } (9... c6 10. Nh4 Bc8 11. Nf5 Bxf5 12. Bxf5 Bb4 13. O-O Bxc3 14. bxc3 Re8 15. Qd3 Qc7 16. c4) 10. Nh4 Bf8 11. Nf5?! { (1.91 → 1.04) Inaccuracy. Qf3 was best. } (11. Qf3) 11... Kh8 12. Qg4?! { (1.52 → 0.51) Inaccuracy. Qf3 was best. } (12. Qf3) 12... c5? { (0.51 → 2.03) Mistake. Bc8 was best. } (12... Bc8 13. Qf3) 13. Rh3?? { (2.03 → -0.45) Blunder. dxc5 was best. } (13. dxc5) 13... c4?? { (-0.45 → 5.11) Blunder. Bc8 was best. } (13... Bc8 14. Kf1 Nc6 15. Qf4 a6 16. Rd1 Be6 17. a3 Qd7 18. b3 Ne7 19. g4 Rad8 20. Qf3) 14. Nxh6 Qd7?! { (5.06 → 7.22) Inaccuracy. Qe7 was best. } (14... Qe7 15. Bf5 Na6 16. Ne2 Qc7 17. Rg3 Bc8 18. Bxc8 Raxc8 19. c3 Rcd8 20. Nf4 Re4 21. Kf1) 15. Bf5 Qe7 16. Rg3 Na6 17. Ne2 Nb4 18. Nf4 Bc8 19. Bxc8 Raxc8 20. Nf5 Qd7? { (7.20 → Mate in 7) Checkmate is now unavoidable. Nxc2+ was best. } (20... Nxc2+ 21. Kf1 Qe4 22. Rd1 Red8 23. Nxg7 Qh7 24. Nf5 Rc7 25. Ng6+ fxg6 26. hxg6 Qd7 27. g7+) 21. h6?? { (Mate in 7 → 0.61) Lost forced checkmate sequence. Ng6+ was best. } (21. Ng6+ fxg6 22. hxg6 Nxc2+ 23. Kf1 Nxe3+ 24. Rxe3 Kg8 25. Qh4 Ba3 26. Qh7+ Kf8 27. Qh8#) 21... g5 22. Nh5? { (0.75 → -0.80) Mistake. Kf1 was best. } (22. Kf1 Nxc2) 22... Rc6? { (-0.80 → 0.76) Mistake. c3 was best. } (22... c3 23. bxc3 Nxc2+ 24. Kf1 Re4 25. Nxf6 Qb5+ 26. Qe2 Qxe2+ 27. Kxe2 Re6 28. Nxd5 Nxa1 29. Kd3) 23. Kd2?? { (0.76 → -5.05) Blunder. Rb1 was best. } (23. Rb1) 23... c3+ 24. bxc3 Rec8?? { (-4.78 → 2.19) Blunder. Rxc3 was best. } (24... Rxc3 25. Ke1 Qb5 26. Qe2 Nxc2+ 27. Kf1 Qxe2+ 28. Kxe2 Nxa1 29. Nxf6 Re6 30. Nxd5 Rc2+ 31. Kf1) 25. Rc1?? { (2.19 → -6.73) Blunder. Ke2 was best. } (25. Ke2) 25... Rxc3 26. Nxf6?? { (-6.37 → Mate in 10) Checkmate is now unavoidable. Nd6 was best. } (26. Nd6 Qxd6 27. Qf5 Qe6 28. Qxf6+ Qxf6 29. Nxf6 Be7 30. a3 Bxf6 31. axb4 Be7 32. Ke2 Rxc2+) 26... Qc6?? { (Mate in 10 → -4.62) Lost forced checkmate sequence. Rxc2+ was best. } (26... Rxc2+ 27. Rxc2 Rxc2+ 28. Ke1 Nd3+ 29. Kf1 Rc1+ 30. Qd1 Rxd1+ 31. Ke2 Re1+ 32. Kxd3 Qb5+ 33. Kc3) 27. Ke1?! { (-4.62 → -6.38) Inaccuracy. Ke2 was best. } (27. Ke2 Qxf6 28. Kf3 Nc6 29. Ke2 Ne7 30. Nxe7 Bxe7 31. Rf3 Rxc2+ 32. Rxc2 Rxc2+ 33. Kf1 Rc1+) 27... Qxf6 28. Qxg5 Nxc2+ 29. Ke2 Qxg5 30. Rxg5 Nxd4+ 31. Nxd4 Rxc1 32. Rf5 Bxh6 33. Kf3?! { (-5.50 → -7.29) Inaccuracy. Rh5 was best. } (33. Rh5 Kh7) 33... Bg7 34. Rxf7 Bxd4 35. exd4 R1c7 36. Rf4 Kg8 37. Rh4 Rg7 38. Ke2 Re8+ 39. Kf1 Rf8 40. Kg1 Rf6 41. Rh3 Rfg6 42. Kh2? { (-8.26 → Mate in 3) Checkmate is now unavoidable. Kf1 was best. } (42. Kf1 Rxg2 43. a4 Rg1+ 44. Ke2 Re7+ 45. Kd2 Rg2 46. Kc3 Rxf2 47. a5 Rh7 48. Rg3+ Rg7) 42... Rxg2+ 43. Kh1 Rg1+ 44. Kh2 R7g2# { Black wins by checkmate. } 0-1