Chess puzzle (Advantage)
Opening: Philidor_Defense, Philidor_Defense_Other_variations
Moves: 1. e4 e5 2. Nf3 d6 3. Bc4 c6 4. c3 d5 5. exd5 cxd5 6. Bb3 e4 7. Nd4 Nf6 8. d3
Bc5 9. Be3 O-O 10. O-O Bxd4 11. Bxd4 Bg4 12. Bxf6 Qxf6 *
Position (FEN): rn3rk1/pp3ppp/5q2/3p4/4p1b1/1BPP4/PP3PPP/RN1Q1RK1 w - - 0 13
White to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 951
Best move: Qxg4