Chess puzzle (Advantage)
Opening: Ruy_Lopez, Ruy_Lopez_Morphy_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 d6 6. c3 f5 7. exf5 Bxf5 8. d4
exd4 9. Nxd4 Nxd4 10. Qxd4 Qf6 11. Qd5 Rc8 12. Bg5 *
Position (FEN): 2r1kbnr/2p3pp/p2p1q2/1p1Q1bB1/8/1BP5/PP3PPP/RN2K2R b KQk - 4 12
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1203
Best move: Qxg5