Chess puzzle (Crushing)
Opening: English_Opening, English_Opening_Kings_English_Variation
Moves: 1. Nf3 Nc6 2. c4 e5 3. Nc3 Nf6 4. d3 d5 5. cxd5 Nxd5 6. Qb3 Nxc3 7. Qxc3 *
Position (FEN): r1bqkb1r/ppp2ppp/2n5/4p3/8/2QP1N2/PP2PPPP/R1B1KB1R b KQkq - 0 7
Black to move.
Themes: Pin Opening  
Puzzle rating: 1035
Best move: Bb4