Chess puzzle (Crushing)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Semi-Tarrasch_Defense
Moves: 1. d4 c5 2. c4 e6 3. Nf3 Nf6 4. Nc3 d5 5. cxd5 exd5 6. dxc5 Bxc5 7. h3 O-O 8.
Bg5 Qb6 9. Bxf6 *
Position (FEN): rnb2rk1/pp3ppp/1q3B2/2bp4/8/2N2N1P/PP2PPP1/R2QKB1R b KQ - 0 9
Black to move.
Themes: Attacking f2 or f7 Opening  
Puzzle rating: 1270
Best move: Bxf2+