Conversation so far:
Are there any other interesting aspects about this article?
Tyrone Booze, moved up to the cruiserweight division for their fight on July 20, 1985.
Did we increase his weight?
CANNOTANSWER.
Cruiserweight is defined as what?
CANNOTANSWER.
Did he win that fight?
won.

Question: How many rounds ?
Self-contained rewrite: How many rounds did the fight between Evander Holyfield and Tyrone Booze take?