Chess puzzle (Advantage)
Moves: 1. d4 g6 2. Bf4 Bg7 3. e3 h6 4. h4 Nf6 5. g4 Nd5 6. Be5 Bxe5 7. dxe5 c6 8. Nf3
d6 9. g5 h5 10. Bh3 Bxh3 11. Rxh3 Qa5+ 12. c3 dxe5 13. e4 Nf4 14. Rg3 Nd7 15.
Nfd2 O-O-O 16. Nc4 Qc5 17. Qa4 Nb6 18. Qxa7 Nd3+ 19. Rxd3 Qxc4 20. Rxd8+ *
Position (FEN): 2kR3r/Qp2pp2/1np3p1/4p1Pp/2q1P2P/2P5/PP3P2/RN2K3 b Q - 0 20
Black to move.
Themes:  Middlegame  
Puzzle rating: 1348
Best move: Rxd8