Chess puzzle (Advantage)
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bg5 Be7 7. Bc4 O-O 8.
O-O a6 9. f4 Nc6 10. Nxc6 bxc6 11. e5 Nd5 12. Bxe7 Qxe7 13. exd6 Qxd6 14. Nxd5
cxd5 15. Bd3 Bb7 16. Qh5 g6 17. Qg4 Rac8 18. f5 exf5 19. Rxf5 Rcd8 20. Raf1 *
Position (FEN): 3r1rk1/1b3p1p/p2q2p1/3p1R2/6Q1/3B4/PPP3PP/5RK1 b - - 2 20
Black to move.
Themes:  Middlegame  
Puzzle rating: 1824
Best move: Bc8