Chess puzzle (Advantage)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Zukertort_Variation
Moves: 1. d4 d5 2. Nf3 c6 3. Bf4 Nf6 4. e3 e6 5. Nbd2 Be7 6. c3 O-O 7. Bd3 Nbd7 8. Qc2
Re8 9. Ne5 Nf8 10. Ndf3 a6 11. Ng5 Nh5 12. Ngxf7 Qb6 13. Bg3 c5 14. Be2 Nf6 15.
Bh4 N8d7 16. Bxf6 Bxf6 17. f4 cxd4 18. Nxd7 *
Position (FEN): r1b1r1k1/1p1N1Npp/pq2pb2/3p4/3p1P2/2P1P3/PPQ1B1PP/R3K2R b KQ - 0 18
Black to move.
Themes:  Middlegame  
Puzzle rating: 964
Best move: Bxd7