Chess puzzle (Advantage)
Opening: Pirc_Defense, Pirc_Defense_Other_variations
Moves: 1. e4 d6 2. c4 Nf6 3. d3 g6 4. Nf3 Bg7 5. Be2 O-O 6. Nc3 e5 7. O-O Bg4 8. h3
Bxf3 9. Bxf3 Nc6 10. Bg5 Nd4 11. Nd5 Nxf3+ *
Position (FEN): r2q1rk1/ppp2pbp/3p1np1/3Np1B1/2P1P3/3P1n1P/PP3PP1/R2Q1RK1 w - - 0 12
White to move.
Themes:  Middlegame  
Puzzle rating: 1176
Best move: Qxf3