Conversation so far:
When was the Sunshine Showdown?
January 22, 1973.
Where was the fight?
Kingston, Jamaica.
Who won the fight?
Foreman dominating the fight.
Was he fighting for a title?
Undisputed World Heavyweight Champion.

Question: Did he win by knock out?
Self-contained rewrite: Did Foreman win by knock out against Frazier?