Chess puzzle (Advantage)
Moves: 1. e4 g6 2. Nf3 Bg7 3. Bc4 Nf6 4. Nc3 d6 5. d4 O-O 6. O-O Bg4 7. h3 Bxf3 8.
Qxf3 e5 9. dxe5 dxe5 10. Be3 c6 11. Rad1 Qe7 12. a4 Nbd7 13. g4 Qb4 14. Bb3 Nc5
15. g5 Nh5 16. Bxc5 Qxc5 17. h4 Rfd8 18. Qxf7+ Kh8 19. Rxd8+ Rxd8 20. Rd1 *
Position (FEN): 3r3k/pp3Qbp/2p3p1/2q1p1Pn/P3P2P/1BN5/1PP2P2/3R2K1 b - - 1 20
Black to move.
Themes:  Middlegame  
Puzzle rating: 1744
Best move: Rf8