Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Closed
Moves: 1. e4 c5 2. Nc3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qd1 g6 6. Bb5 Bd7 7. Be3 a6 8. Be2
Bg7 9. Qd2 h6 10. f4 Nf6 11. h3 O-O 12. O-O-O b5 13. e5 b4 14. Nd5 Nxd5 15.
Qxd5 dxe5 *
Position (FEN): r2q1rk1/3bppb1/p1n3pp/3Qp3/1p3P2/4B2P/PPP1B1P1/2KR2NR w - - 0 16
White to move.
Themes:  Middlegame  
Puzzle rating: 1407
Best move: Qxd7