Chess puzzle (Crushing)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Albin_Countergambit
Moves: 1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. a3 Bf5 6. b4 a6 7. Bb2 b5 8. cxb5
axb5 9. Bxd4 Nxd4 10. Qxd4 Qxd4 11. Nxd4 Bxb1 *
Position (FEN): r3kbnr/2p2ppp/8/1p2P3/1P1N4/P7/4PPPP/Rb2KB1R w KQkq - 0 12
White to move.
Themes:  Middlegame  
Puzzle rating: 1280
Best move: Rxb1