Chess puzzle (Crushing)
Opening: Bishops_Opening, Bishops_Opening_Other_variations
Moves: 1. e4 e5 2. Bc4 d6 3. Qf3 Nf6 4. d3 g6 5. h3 Bg7 6. g4 O-O 7. g5 Nh5 8. Ne2 Nd7
9. Ng3 Nf4 10. h4 c6 11. h5 Qxg5 12. hxg6 hxg6 13. Bxf4 *
Position (FEN): r1b2rk1/pp1n1pb1/2pp2p1/4p1q1/2B1PB2/3P1QN1/PPP2P2/RN2K2R b KQ - 0 13
Black to move.
Themes:  Middlegame  
Puzzle rating: 1237
Best move: exf4