Chess puzzle (Crushing)
Opening: Sicilian_Defense, Sicilian_Defense_Dragon_Variation
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 Nc6 8.
Bb5 Bd7 9. Nxc6 Bxc6 10. Bxc6+ bxc6 11. O-O-O O-O 12. Rhe1 Rb8 13. Kb1 Qb6 14.
Na4 Qb5 15. b3 c5 16. f4 *
Position (FEN): 1r3rk1/p3ppbp/3p1np1/1qp3B1/N3PP2/1P6/P1PQ2PP/1K1RR3 b - - 0 16
Black to move.
Themes: Pin Middlegame  
Puzzle rating: 1385
Best move: Qxa4