Chess puzzle (Crushing)
Opening: Grob_Opening, Grob_Opening_Grob_Gambit
Moves: 1. g4 d5 2. Bg2 Bxg4 3. c4 c6 4. Qb3 Qc7 5. cxd5 Nf6 6. dxc6 Nxc6 7. Bxc6+ *
Position (FEN): r3kb1r/ppq1pppp/2B2n2/8/6b1/1Q6/PP1PPP1P/RNB1K1NR b KQkq - 0 7
Black to move.
Themes:  Opening  
Puzzle rating: 840
Best move: Qxc6