Chess puzzle (Advantage)
Moves: 1. f4 d5 2. Nf3 Nf6 3. g3 c5 4. Bg2 Nc6 5. c3 e6 6. Na3 Bd6 7. d3 O-O 8. O-O
Qb6 9. Nc2 e5 10. fxe5 Nxe5 11. Bg5 Nxf3+ 12. Bxf3 Ng4 13. Bxd5 c4+ 14. d4 h6
15. Bf4 Bxf4 16. Rxf4 Qg6 17. Bf3 Qh5 18. Bxg4 Bxg4 19. Qd2 Bxe2 20. Rh4 Qf3
21. Rf4 Qd3 22. Qc1 Rae8 23. Nb4 Qg6 24. Rf2 Re6 25. Nd5 Qg4 26. Qf4 Qxf4 *
Position (FEN): 5rk1/pp3pp1/4r2p/3N4/2pP1q2/2P3P1/PP2bR1P/R5K1 w - - 0 27
White to move.
Themes:  Middlegame  
Puzzle rating: 1470
Best move: Nxf4