Chess puzzle (Crushing)
Opening: Sicilian_Defense, Sicilian_Defense_Old_Sicilian
Moves: 1. e4 c5 2. Nf3 Nc6 3. Bc4 e5 4. c3 d6 5. d4 cxd4 6. cxd4 exd4 7. O-O Bg4 8. h3
Bxf3 9. Qxf3 Ne5 10. Qe2 Nxc4 11. Qxc4 Qf6 12. Nd2 Be7 13. Qc7 Bd8 *
Position (FEN): r2bk1nr/ppQ2ppp/3p1q2/8/3pP3/7P/PP1N1PP1/R1B2RK1 w kq - 5 14
White to move.
Themes:  Middlegame  
Puzzle rating: 1020
Best move: Qxb7