Chess puzzle (Advantage)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Marshall_Defense
Moves: 1. d4 d5 2. c4 Nf6 3. cxd5 Qxd5 4. Nc3 Qa5 5. Qd3 e6 6. e4 Nc6 7. Bd2 Bb4 8.
Qb5 Bxc3 9. Qxa5 *
Position (FEN): r1b1k2r/ppp2ppp/2n1pn2/Q7/3PP3/2b5/PP1B1PPP/R3KBNR b KQkq - 0 9
Black to move.
Themes:  Opening  
Puzzle rating: 1268
Best move: Bxa5