Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Closed
Moves: 1. e4 c5 2. Nc3 a6 3. d3 d6 4. g3 e5 5. Bg2 Nf6 6. h3 b5 7. a3 Bb7 8. Nge2 Nc6
9. Nd5 Nd4 10. Nxd4 exd4 11. O-O Be7 12. Nxe7 Qxe7 13. f4 O-O 14. e5 Bxg2 *
Position (FEN): r4rk1/4qppp/p2p1n2/1pp1P3/3p1P2/P2P2PP/1PP3b1/R1BQ1RK1 w - - 0 15
White to move.
Themes:  Middlegame  
Puzzle rating: 1462
Best move: exf6