Chess puzzle (Advantage)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Queens_Knight_Variation
Moves: 1. c4 d5 2. Nc3 e6 3. d4 h6 4. Nf3 Nf6 5. e3 Bb4 6. Bd2 Bxc3 7. Bxc3 b6 8. b4
Bb7 9. c5 bxc5 10. bxc5 Ba6 *
Position (FEN): rn1qk2r/p1p2pp1/b3pn1p/2Pp4/3P4/2B1PN2/P4PPP/R2QKB1R w KQkq - 1 11
White to move.
Themes:  Opening  
Puzzle rating: 1670
Best move: Bxa6