Chess puzzle (Advantage)
Moves: 1. e4 d5 2. e5 d4 3. Nf3 Nc6 4. d3 Bg4 5. Nbd2 f6 6. exf6 Nxf6 7. h3 Bh5 8. g4
Bg6 9. b3 e5 10. Bb2 Bb4 11. Qe2 Bxd2+ 12. Qxd2 e4 13. dxe4 Bxe4 14. Bg2 Qd5
15. Qe2 O-O-O 16. O-O-O Nb4 17. Rhg1 Nxa2+ 18. Kb1 Nb4 19. Rxd4 Qa5 20. Rxd8+ *
Position (FEN): 2kR3r/ppp3pp/5n2/q7/1n2b1P1/1P3N1P/1BP1QPB1/1K4R1 b - - 0 20
Black to move.
Themes:  Middlegame  
Puzzle rating: 1219
Best move: Rxd8