Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Open
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nxd4 5. Qxd4 e6 6. Nc3 b6 7. Bc4 Nf6 8.
Bg5 Bc5 9. Qd2 Bb7 10. O-O-O Qc7 11. Bxf6 gxf6 12. Nb5 Qc6 13. f3 a6 14. Nd4
Qa4 15. Qf4 *
Position (FEN): r3k2r/1b1p1p1p/pp2pp2/2b5/q1BNPQ2/5P2/PPP3PP/2KR3R b kq - 3 15
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1473
Best move: Qxc4