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 Input:
Sentence: 'The largest member of OPEC , Saudi Arabia , controls one-fifth of the world 's crude reserves and constitutes more than 10 percent of world daily production of crude oil , making it one of the most critical suppliers influencing this market .', Argument/Subject 1: 'saudus arabium', Argument/Subject 2: 'opec'

Ex Output:
be member of


Ex Input:
Sentence: 'President elect Barack Obamas pick for CIA chief , Leon Panetta , does not belong to the intelligence community , but is a professional manager , just what the CIA might need .', Argument/Subject 1: 'obama', Argument/Subject 2: 'president'

Ex Output:
be elect


Ex Input:
Sentence: 'Milwaukee is the largest city in Wisconsin and the 19th largest city nationwide .', Argument/Subject 1: 'milwaukee', Argument/Subject 2: 'wisconsin'

Ex Output:

be city in