Chess puzzle (Advantage)
Moves: 1. d4 Nf6 2. f4 e6 3. Nf3 d5 4. e3 c5 5. c3 Be7 6. Bd3 Ne4 7. O-O O-O 8. Nbd2
f5 9. Ne5 Nc6 10. Ndf3 cxd4 11. exd4 Bd7 12. Bd2 Be8 13. Be1 Bh5 14. Be2 Bxf3
15. Rxf3 Rc8 16. Rh3 Nxe5 17. fxe5 Bg5 18. Bh5 Bh6 19. Bh4 Qb6 20. Qe2 a5 21.
Rf1 a4 22. a3 Qb3 23. Be7 g6 24. Bf3 Rf7 25. Bf6 Nxf6 *
Position (FEN): 2r3k1/1p3r1p/4pnpb/3pPp2/p2P4/PqP2B1R/1P2Q1PP/5RK1 w - - 0 26
White to move.
Themes:  Middlegame  
Puzzle rating: 1611
Best move: exf6