Chess puzzle (Advantage)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Chigorin_Variation
Moves: 1. d4 d5 2. Nf3 Nc6 3. e3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. c4 Nb4 7. Na3 Nf6 8.
cxd5 Nfxd5 9. Bd2 c6 10. Bxb4 *
Position (FEN): r2qkb1r/pp3ppp/2p1p3/3n4/1B1P4/N3PQ1P/PP3PP1/R3KB1R b KQkq - 0 10
Black to move.
Themes:  Opening  
Puzzle rating: 1477
Best move: Bxb4+