[Event "FIDE Candidates Tournament"] [Date "2022.06.26"] [Round "8.1"] [White "Rapport, Richard"] [Black "Duda, Jan-Krzysztof"] [Result "1-0"] [WhiteElo "2764"] [WhiteTeam "Hungary"] [BlackElo "2750"] [BlackTeam "Poland"] [Annotator "John Watson"] [Variant "Standard"] [ECO "C47"] [Opening "Four Knights Game: Glek System"] [StudyName "2022 FIDE Candidates - Annotated by IM John Watson"] [ChapterName "Rapport, Richard - Duda, Jan-Krzysztof"] [ChapterURL "https://lichess.org/study/DuOVFWI1/AcupP9jb"] [Orientation "white"] 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. g3 Bc5 5. Bg2 d6 6. d3 a5 7. O-O h6 8. b3 O-O 9. h3 Nd4 10. Be3 c6 11. Kh2 Re8 12. a3 (12. Bxd4 exd4 13. Ne2 d5 14. exd5 Nxd5 15. Nfxd4?? Bxd4 16. Nxd4 Nc3 $19) 12... Nxf3+ 13. Qxf3 Bxe3 14. fxe3 b5 15. g4 Ra7 16. Qg3 h5 17. g5 h4 (17... Nh7 18. g6? (18. h4 g6 $15 (18... Be6 $15)) 18... fxg6 19. Qxg6 Re6 20. Qg3 g5! { and the engine gives -3. White's g2 bishop is permanently miserable and Black has excellent attacking chances as well. }) 18. Qxh4 Nh7 { [#] } 19. Qg3! (19. Qh5 { has the similar idea } 19... Nxg5 20. h4 Nh7 21. Bh3 { , trading off White's bad bishop for Black's powerful one. } 21... Bxh3 22. Kxh3 Re6! 23. Rg1 Kh8 24. Ne2 Rh6 25. Qg4 Qf8 $17) 19... Nxg5 (19... Qxg5 20. Qxg5 Nxg5 21. h4 Nh7 22. Bh3 Be6 23. Rf2 { is nominally better for Black due to his better pawn structure, but it's hard to believe that either side can make progress. }) 20. h4 Nh7 21. Bh3 Bxh3 22. Rg1! { [#] } 22... Ng5? { White's point is that after... } (22... g6 23. Kxh3 { , Black can't swing the rook to e6 and perhaps h6. Still, after } 23... Kg7 (23... Nf6 { is also fine }) 24. h5 Rh8 (24... Nf6 25. hxg6 fxg6! 26. Qxg6+?? Kh8 { wins for Black! }) 25. hxg6 { , } 25... Ng5+ 26. Kg2 Rh3 27. Qg4 fxg6 { is equal }) 23. hxg5! (23. Qxg5 Qxg5 24. hxg5 Be6) 23... Bc8 (23... Be6) 24. Rg2 Rae7? { Losing the thread. Not only does this block off the queen from the kingside, it uses up an escape square for Black's king. Duda's idea was ...Re6-g6, but this is unrealistic. } (24... f6!? { is one good move: } 25. g6 (25. Qh4 Kf7) 25... Kf8) (24... Kf8 { is also playable: } 25. d4! (25. Qh4?? Ke7!) 25... exd4 26. exd4 d5! 27. exd5 Rae7! 28. Rf1 (28. Qh4?? Re3! 29. Qh8+ Ke7 30. Qxg7 Qd6+ $19) 28... b4 29. axb4 axb4 30. Qh4 Re3 31. Qh8+ Ke7 32. Qxg7 Qd6+ 33. Kg1 Kd8) 25. Qf3 g6? (25... Re6 26. Qh5 Rg6 27. Rf1 $18 { is too slow. }) (25... f6 26. gxf6 Rf7 $16 { was the best try. }) 26. Rh1 f5 27. Kg1! { [#] White has a winning attack. } (27. gxf6?? Rh7+ 28. Kg1 Rxh1+ 29. Kxh1 Kf7) 27... b4? (27... Rf8 { was the best try, but } 28. Rh6 Rg7 29. exf5 Rxf5 30. Qg3 { and Qh4 is too strong. }) 28. exf5 (28. Rh6) 28... gxf5 29. Ne4! { A likely finish would be } (29. fxe4 Qh5 30. Rf8 Qh8+ 31. Kf7 Rf2+ 32. Ke6 Rxf8 33. Qb6 Qf6+ 34. Kd7 Qf5+ { and mates. }) 1-0