Given a sentence and two mentions from the text (arguments), indicate a phrase (a verb or noun phrase) that describes the relationship between the provided arguments.

[EX Q]: Sentence: 'Fitz-James O'Brien December 31 April 6 ) was an author and is usually considered one of the forerunners of todays Science Fiction Born as Michael O'Brien in the County Limerick Ireland he changed his name to Fitz-James after immigration to the USA .', Argument/Subject 1: 'obrien', Argument/Subject 2: 'ireland'
[EX A]: be bear in

[EX Q]: Sentence: 'The largest city and nations capital is San Jose , big boobed women sex Costa Rica , 3d comix bro and sis who is the Corcovado National Park .', Argument/Subject 1: 'san jose', Argument/Subject 2: 'costa rica'
[EX A]: be city in

[EX Q]: Sentence: 'Charlotte is a U.S. Airways hub , if you need to fly often .', Argument/Subject 1: 'charlotte', Argument/Subject 2: 'us airway'
[EX A]:
be hub for