1.Rc8+— Sac a rook to win a tempoRxc8— This is the only move
2.Rxc8+— Sac another rook to win a tempoRxc8— Unfortunately for black, this is the only move again
3.Rxc8+— Sac a 3rd rook for even more critical tempoRxc8— This is the only move again
4.Rxc8+— Sac yet another rook for tempoRxc8— Only move agaain
5.Rxc8+— Sac your 5th rook to win a tempoRxc8— Only move :(
6.Rxc8#— Deliver the final blow…
Diplomat Chess Guy