Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Nyezhmetdinov-Rossolimo_Attack
Moves: 1. e4 c5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nc3 Nf6 6. O-O Bg4 7. d3 e6 8. h3
Bh5 9. Qe2 Qd6 10. e5 Bxf3 11. gxf3 Qe7 12. exf6 Qxf6 13. Ne4 g5 14. Bxg5 Qg6
15. Kh1 h6 16. Bf4 O-O-O 17. Rg1 Qf5 18. Kh2 *
Position (FEN): 2kr1b1r/1p3p2/p1p1p2p/2p2q2/4NB2/3P1P1P/PPP1QP1K/R5R1 b - - 5 18
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 903
Best move: Qxf4+