Chess puzzle (Crushing)
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Nf6 6. Nc3 c6 7. Bf4 d5 8.
exd5 Nxd5 9. Nxd5 cxd5 10. O-O-O Be6 11. Bb5+ Ke7 12. Be5 f6 13. Bg3 a6 14. Be2
Kf7 15. Bh5+ g6 16. Bf3 Bh6+ 17. Kb1 Re8 18. Bxd5 Bxd5 19. Qxd5+ Qxd5 20. Rxd5
Rad8 21. Rhd1 *
Position (FEN): 3rr3/1p3k1p/p4ppb/3R4/8/6B1/PPP2PPP/1K1R4 b - - 2 21
Black to move.
Themes:  Endgame  
Puzzle rating: 828
Best move: Rxd5