Chess puzzle (Advantage)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Marshall_Defense
Moves: 1. d4 d5 2. c4 Nf6 3. Nc3 dxc4 4. Bg5 h6 5. Bxf6 exf6 6. e3 Be6 7. d5 Bf5 8.
Bxc4 a6 9. Nf3 b5 10. Nxb5 *
Position (FEN): rn1qkb1r/2p2pp1/p4p1p/1N1P1b2/2B5/4PN2/PP3PPP/R2QK2R b KQkq - 0 10
Black to move.
Themes:  Opening  
Puzzle rating: 1613
Best move: axb5