Chess puzzle (Crushing)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Steinitz_Countergambit
Moves: 1. d4 d5 2. Bf4 c5 3. e3 Bf5 4. c4 cxd4 5. exd4 dxc4 6. Bxc4 Nc6 7. Nf3 Nf6 8.
Qb3 e6 9. Qxb7 Nxd4 *
Position (FEN): r2qkb1r/pQ3ppp/4pn2/5b2/2Bn1B2/5N2/PP3PPP/RN2K2R w KQkq - 0 10
White to move.
Themes:  Opening  
Puzzle rating: 1587
Best move: Nxd4