London and Coventry.
Coventry City have beaten Manchester United by a three-goal margin on two occasions, first on December 28, 1982, and secondly on December 31, 1977. Both matches were home matches for Coventry City which finished 3 - 0.
London, Coventry, Porstsmouth, Plymouth, Liverpool among many others.
The LA Lakers' biggest rivals are the Boston Celtics.
Their biggest rivals are Bristol Rovers.
Their biggest rivals are the White Sox. But yes, the Cardinals are their biggest rivals within the National League
One of Athens biggest rivals was Sparta.