Chess puzzle (Crushing)
Opening: Indian_Defense, Indian_Defense_Wade-Tartakower_Defense
Moves: 1. d4 Nf6 2. Nf3 d6 3. e3 c6 4. c4 Bg4 5. h3 Bxf3 6. Qxf3 Nbd7 7. Bd2 e5 8. Bc3
e4 9. Qe2 d5 10. cxd5 cxd5 11. Qb5 Qb6 12. Qxb6 Nxb6 13. Nd2 Bd6 14. Bb5+ Ke7
15. O-O a6 16. Ba4 *
Position (FEN): r6r/1p2kppp/pn1b1n2/3p4/B2Pp3/2B1P2P/PP1N1PP1/R4RK1 b - - 1 16
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 818
Best move: Nxa4