Chess puzzle (Advantage)
Opening: Four_Knights_Game, Four_Knights_Game_Italian_Variation
Moves: 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bc5 5. O-O d6 6. h3 h6 7. d3 O-O 8. a3 a6
9. b4 Ba7 10. Be3 b5 11. Bd5 Bb7 12. Qe2 Nd4 13. Bxd4 Bxd4 14. Nxd4 exd4 15.
Bxb7 Ra7 16. Nd5 Rxb7 17. Rac1 c5 18. c3 Re8 19. bxc5 *
Position (FEN): 3qr1k1/1r3pp1/p2p1n1p/1pPN4/3pP3/P1PP3P/4QPP1/2R2RK1 b - - 0 19
Black to move.
Themes:  Middlegame  
Puzzle rating: 1207
Best move: Nxd5