Chess puzzle (Crushing)
Opening: Vienna_Game, Vienna_Game_Anderssen_Defense
Moves: 1. e4 e5 2. Nc3 Bc5 3. Nf3 Nc6 4. Nxe5 Nxe5 5. d4 Bxd4 6. Qxd4 Qe7 7. Nd5 Qd6
8. Bf4 f6 9. Be2 Ne7 10. O-O c6 *
Position (FEN): r1b1k2r/pp1pn1pp/2pq1p2/3Nn3/3QPB2/8/PPP1BPPP/R4RK1 w kq - 0 11
White to move.
Themes:  Middlegame  
Puzzle rating: 1864
Best move: Nxf6+