Chess puzzle (Advantage)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Other_variations
Moves: 1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. e3 c5 6. Nf3 Nc6 7. Bb5 a6 8. Ba4
b5 9. Nxb5 *
Position (FEN): r1bqkb1r/5ppp/p1n2n2/1Npp4/B2P4/4PN2/PP3PPP/R1BQK2R b KQkq - 0 9
Black to move.
Themes:  Opening  
Puzzle rating: 1299
Best move: axb5