Chess puzzle (Advantage)
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. c3 Qf6 6. Be3 Nge7 7. Bd3 O-O 8.
O-O d5 9. Bc2 Rd8 10. Nxc6 Bxe3 11. Nxe7+ Qxe7 12. fxe3 dxe4 13. Qe2 b6 14. Nd2
f5 15. Rf4 a5 16. Nb3 Ba6 17. Qh5 g6 18. Qh3 c5 19. Qg3 a4 20. Nc1 Bc8 21. Rh4
*
Position (FEN): r1br2k1/4q2p/1p4p1/2p2p2/p3p2R/2P1P1Q1/PPB3PP/R1N3K1 b - - 3 21
Black to move.
Themes:  Middlegame  
Puzzle rating: 1903
Best move: Rd2