Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Nyezhmetdinov-Rossolimo_Attack
Moves: 1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Bxc6 dxc6 5. Nc3 Bg4 6. e5 Nd5 7. Ne4 Bf5 8.
Nxc5 e6 9. Nxb7 Qb6 10. Nd6+ Bxd6 11. exd6 Rd8 12. O-O Bg4 13. d4 O-O 14. Qd3
Nb4 15. Qc3 Nd5 16. Qd3 Rxd6 17. Bf4 *
Position (FEN): 5rk1/p4ppp/1qprp3/3n4/3P1Bb1/3Q1N2/PPP2PPP/R4RK1 b - - 1 17
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 879
Best move: Nxf4