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.

[Q]: Sentence: 'Michael Steele , chairman of the Republican National Committee , said Tuesday in a statement .', Argument/Subject 1: 'michael steele', Argument/Subject 2: 'republican national committee'
[A]: be chairman of


[Q]: Sentence: 'Anteros is the twin brother of Eros .', Argument/Subject 1: 'antero', Argument/Subject 2: 'ero'
[A]: be brother of


[Q]: Sentence: 'Bozeman is home of Montana State University and the Museum of the Rockies . . .', Argument/Subject 1: 'bozeman', Argument/Subject 2: 'montana state university'
[A]:
be home to