[Event "ESNA Round 2: Mertens, Marc 2128 - Apol, Luitjen Akselsson 2111 0-1"] [Site "https://lichess.org/study/5aS8oiUy/66A76m0U"] [Result "*"] [Variant "Standard"] [ECO "B90"] [Opening "Sicilian Defense: Najdorf Variation, Adams Attack"] [Annotator "https://lichess.org/@/Esna2021"] [UTCDate "2021.11.30"] [UTCTime "09:26:36"] [Source "https://lichess.org/study/5aS8oiUy/66A76m0U"] [Orientation "white"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nde2 h5 8. g3 Be6 9. Bg2 Be7 10. a4 Nc6 (10... Nbd7 { More accurate move } 11. O-O O-O 12. b3 Nc5 13. a5 b5 14. axb6 Qxb6 $10 { Plan is a5 and Rfc8 for Black }) 11. O-O (11. Nd5 Bxd5 12. exd5 Nb8 13. O-O O-O 14. a5 { White is much better because of space advantage and bishop pair }) 11... Rc8 (11... Nb4 { Black controls d5 square and equalize easily. Next moves: 0-0, Rc8,Qd7, Rfd8 }) 12. Nd5 $16 { This could have been avoided with Nb4. } 12... h4 (12... a5 13. Nxe7 Nxe7 $16 { Black can play d5 later but white has bishop pair }) 13. g4 Bxd5 14. exd5 Nb8 15. a5 O-O 16. Be3 Nbd7 17. Qd2 (17. Nc3 Nh7 18. Ne4 Ndf6 19. Qd3 Nxe4 20. Bxe4 Ng5 21. Bg2 Qd7 22. c4 $16) 17... Nh7 18. Nc3 (18. b3 Bg5 19. c4 Bxe3 20. Qxe3 $10 { Nc3-e4 or f4 the next move for White }) 18... Bg5 19. Ne4 Bxe3 20. fxe3 Nc5 21. Nf2 Ng5 22. Rac1 (22. e4 f6 23. b4 Nd7 24. c3 $10) 22... Qf6 (22... Nd7 23. Ne4 Nxe4 24. Bxe4 Nf6 $15) 23. b4 Nf3+ (23... Na4 24. Ne4 Nxe4 25. Bxe4 $10) 24. Bxf3 Qxf3 25. Qd1?? { White wanted to prevent perpetual if Nc5 is taken. But Qd1 is a blunder. } (25. Nh1 Qxh3 26. bxc5 Qxg4+ 27. Kh2 Rxc5 28. Rg1 $44 { Really difficult position with both color. }) 25... Qg3+ 26. Kh1 Ne4! 27. Nxe4 Qxh3+ 28. Kg1 Qxe3+ { 0-1 game analysis by IM Imre Fancsy } *