Chess puzzle (Advantage)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Qd6 6. d4 exd4 7. Qxd4 Qxd4
8. Nxd4 Bd7 9. e5 O-O-O 10. a4 c5 11. Nf3 Bf5 12. c3 Be7 13. h3 h6 14. Bf4 f6
15. Na3 g5 16. Bh2 h5 17. exf6 Bxf6 18. Rad1 Rxd1 19. Rxd1 g4 20. hxg4 hxg4 21.
Ne1 Ne7 22. Nd3 *
Position (FEN): 2k4r/1pp1n3/p4b2/2p2b2/P5p1/N1PN4/1P3PPB/3R2K1 b - - 3 22
Black to move.
Themes:  Middlegame  
Puzzle rating: 1838
Best move: Rd8