Chess puzzle (Advantage)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Mason_Variation
Moves: 1. d4 d5 2. Bf4 e6 3. e3 c5 4. c3 c4 5. b3 b5 6. a4 Ba6 7. axb5 Bxb5 8. bxc4
dxc4 9. Na3 Qd7 10. Nxb5 Qxb5 11. Qa4 Qxa4 12. Rxa4 h6 13. Bxc4 g5 14. Bg3 Bg7
15. Nf3 Nf6 16. O-O O-O 17. Bd6 Rc8 18. Ne5 Ne4 19. Rc1 *
Position (FEN): rnr3k1/p4pb1/3Bp2p/4N1p1/R1BPn3/2P1P3/5PPP/2R3K1 b - - 11 19
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1161
Best move: Nxd6