Chess puzzle (Crushing)
Opening: Philidor_Defense, Philidor_Defense_Exchange_Variation
Moves: 1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Bd3 Be7 6. Nc3 O-O 7. O-O a6 8.
Qf3 c5 9. Nf5 Nc6 10. Bg5 Ne5 11. Nxe7+ Qxe7 12. Bxf6 *
Position (FEN): r1b2rk1/1p2qppp/p2p1B2/2p1n3/4P3/2NB1Q2/PPP2PPP/R4RK1 b - - 0 12
Black to move.
Themes: Kingside Attack Middlegame  
Puzzle rating: 1232
Best move: Nxf3+