[Event "WORLD U10 ARENA"] [Site "https://lichess.org/TJl0Td3q"] [Date "2023.11.18"] [White "FilipKopecny"] [Black "Okovitzsch"] [Result "0-1"] [UTCDate "2023.11.18"] [UTCTime "17:27:43"] [WhiteElo "2012"] [BlackElo "2065"] [WhiteRatingDiff "-12"] [BlackRatingDiff "+15"] [Variant "Standard"] [TimeControl "600+5"] [ECO "D78"] [Opening "Neo-Grünfeld Defense: Classical Variation, Original Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d5 6. O-O c6 { D78 Neo-Grünfeld Defense: Classical Variation, Original Defense } 7. Nc3 Bg4 8. Qc2 Bf5 9. Qb3 Qb6 10. Bf4 Nbd7 11. c5?! { (0.51 → -0.35) Inaccuracy. cxd5 was best. } (11. cxd5 Qxb3 12. axb3 cxd5 13. h3 h5 14. Ra5 Rfc8 15. Rfa1 a6 16. Nxd5 Nxd5 17. Rxd5 Rc2) 11... Qxb3 12. axb3 Ne4 13. e3 Ndf6?! { (-0.41 → 0.16) Inaccuracy. h6 was best. } (13... h6 14. h4) 14. b4 Nh5 15. Ra3 f6?! { (0.00 → 0.59) Inaccuracy. Nxf4 was best. } (15... Nxf4 16. gxf4 a6 17. Rfa1 Rab8 18. Ne2 f6 19. Ng3 Nxg3 20. hxg3 Bg4 21. Nh2 Bd7 22. Nf3) 16. Rfa1 Rfc8?! { (0.52 → 1.45) Inaccuracy. Nxf4 was best. } (16... Nxf4 17. gxf4) 17. Rxa7 Rxa7 18. Rxa7 g5 19. g4 Bxg4 20. Bg3 Nhxg3 21. hxg3 Rb8 22. Nxe4 dxe4 23. Nd2 f5 24. Nc4 f4? { (1.51 → 3.20) Mistake. h5 was best. } (24... h5 25. Nb6) 25. gxf4? { (3.20 → 1.38) Mistake. Bxe4 was best. } (25. Bxe4 h5 26. Na5 Kf8 27. Nxb7 h4 28. gxh4 fxe3 29. fxe3 gxh4 30. Bxc6 Bh6 31. Ra3 Kf7) 25... gxf4 26. Bxe4 Bh6?! { (1.38 → 2.45) Inaccuracy. h5 was best. } (26... h5 27. d5 fxe3 28. fxe3 Kf7 29. Nb6 Bxb2 30. dxc6 bxc6 31. Bxc6 Bc3 32. b5 Bb4 33. Rxe7+) 27. f3?? { (2.45 → 0.06) Blunder. exf4 was best. } (27. exf4) 27... Be6 28. Na5? { (0.09 → -1.41) Mistake. Ne5 was best. } (28. Ne5 fxe3 29. b5 Bf4 30. Nd3 Bg5 31. bxc6 bxc6 32. Bxc6 Bc4 33. Be4 Bh4 34. b3 Bxd3) 28... Bc8?? { (-1.41 → 2.71) Blunder. fxe3 was best. } (28... fxe3) 29. b5?? { (2.71 → 0.88) Blunder. exf4 was best. } (29. exf4 Kg7 30. b5 cxb5 31. c6 bxc6 32. Rxe7+ Kf6 33. Rxh7 Bxf4 34. Nxc6 Rb7 35. Rh5 b4) 29... fxe3 30. bxc6 bxc6 31. Nxc6 Rxb2 32. Nxe7+ Kf8 33. Nxc8 e2 34. Kf2 Be3+ 35. Ke1?? { (0.00 → -7.50) Blunder. Kxe3 was best. } (35. Kxe3 e1=Q+ 36. Kf4 Qd2+ 37. Ke5 Rb4 38. Rxh7 Qxd4+ 39. Ke6 Qxc5 40. Rf7+ Ke8 41. Nd6+ Qxd6+) 35... Bxd4 36. Ra3 Bxc5?? { (-36.06 → 0.06) Blunder. Bf6 was best. } (36... Bf6 37. Kf2 Bh4+ 38. Ke3 e1=Q+ 39. Kd4 Qb4+ 40. Kd5 Qxa3 41. Nb6 Qb3+ 42. Ke5 Bg3+ 43. f4) 37. Rd3?? { (0.06 → Mate in 9) Checkmate is now unavoidable. Ra4 was best. } (37. Ra4 h5 38. Bg6 Rb8 39. Bf5 Rb2 40. Rc4 Bb4+ 41. Rxb4 Rxb4 42. Nd6 Rf4 43. Be4 h4) 37... Bb4+ 38. Kf2 e1=Q# { Black wins by checkmate. } 0-1