Chess puzzle (Advantage)
Opening: Indian_Defense, Indian_Defense_Other_variations
Moves: 1. d4 Nf6 2. Nc3 b6 3. Bf4 c5 4. d5 Bb7 5. e4 d6 6. Bb5+ Nbd7 7. h4 a6 8. Bxd7+
Qxd7 9. Qe2 b5 10. Nf3 b4 11. Nb1 a5 12. Nbd2 Ba6 13. Nc4 Qb5 14. b3 a4 15. O-O
axb3 16. axb3 g6 17. Ra5 *
Position (FEN): r3kb1r/4pp1p/b2p1np1/RqpP4/1pN1PB1P/1P3N2/2P1QPP1/5RK1 b kq - 1 17
Black to move.
Themes:  Middlegame  
Puzzle rating: 1247
Best move: Qxa5