Chess puzzle (Advantage)
Moves: 1. e4 e6 2. d4 d5 3. e5 Nc6 4. c3 b6 5. Bb5 Bb7 6. Nf3 Qe7 7. Na3 O-O-O 8. Qd3
f6 9. Ba6 fxe5 10. Bxb7+ Kxb7 11. Nxe5 Nxe5 12. dxe5 g5 13. Nb5 Qc5 14. a4 d4
15. cxd4 Qxe5+ 16. dxe5 Rxd3 17. Bd2 h5 18. a5 Bc5 19. a6+ Kc6 20. Nxa7+ Kd5
21. O-O *
Position (FEN): 6nr/N1p5/Pp2p3/2bkP1pp/8/3r4/1P1B1PPP/R4RK1 b - - 2 21
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 788
Best move: Rxd2