Chess puzzle (Crushing)
Opening: Sicilian_Defense, Sicilian_Defense_Closed
Moves: 1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Nf3 Bg4 5. Bb5 Qb6 6. Nd5 O-O-O *
Position (FEN): 2kr1bnr/pp2pppp/1qnp4/1BpN4/4PPb1/5N2/PPPP2PP/R1BQK2R w KQ - 7 7
White to move.
Themes: Queenside Attack Opening  
Puzzle rating: 846
Best move: Nxb6+