Chess puzzle (Advantage)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Accelerated_London_System
Moves: 1. d4 d5 2. Bf4 e6 3. Nf3 Bd6 4. e3 Bxf4 5. exf4 Nf6 6. Bd3 Qd6 7. Qd2 c5 8. c3
c4 9. Bc2 b5 10. Ne5 a5 11. Qe3 b4 12. Nd2 bxc3 13. bxc3 Nc6 14. O-O Rb8 15.
Ba4 Bd7 16. Rab1 O-O 17. Ndf3 Ne4 *
Position (FEN): 1r3rk1/3b1ppp/2nqp3/p2pN3/B1pPnP2/2P1QN2/P4PPP/1R3RK1 w - - 9 18
White to move.
Themes:  Middlegame  
Puzzle rating: 1833
Best move: Nxd7