Chess puzzle (Advantage)
Moves: 1. e4 e5 2. Nf3 d6 3. Bc4 Nf6 4. d4 exd4 5. Qxd4 Nc6 6. Qc3 Nxe4 7. Qb3 Qe7 8.
O-O Na5 9. Qb5+ Nc6 10. Re1 Kd8 11. Bd5 f5 12. Bg5 Nxg5 13. Rxe7 Nxf3+ 14. Bxf3
Bxe7 15. Bxc6 bxc6 16. Qxc6 Rb8 17. b3 Bb7 18. Qc4 Re8 19. Nc3 Bf6 20. h3 Kd7
21. Qf7+ Re7 22. Qc4 Rbe8 23. Nd5 *
Position (FEN): 4r3/pbpkr1pp/3p1b2/3N1p2/2Q5/1P5P/P1P2PP1/R5K1 b - - 6 23
Black to move.
Themes:  Middlegame  
Puzzle rating: 1447
Best move: Bxd5