Chess puzzle (Crushing)
Opening: Ruy_Lopez, Ruy_Lopez_Steinitz_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d3 Bd7 5. O-O Nf6 6. Bg5 g6 7. c3 Bg7 8. d4
exd4 9. cxd4 O-O 10. Re1 a6 11. Bxc6 Bxc6 12. e5 dxe5 13. dxe5 Qxd1 14. Rxd1
Bxf3 15. gxf3 Nh5 16. f4 f6 17. Nc3 *
Position (FEN): r4rk1/1pp3bp/p4pp1/4P1Bn/5P2/2N5/PP3P1P/R2R2K1 b - - 1 17
Black to move.
Themes:  Middlegame  
Puzzle rating: 1107
Best move: fxg5