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: 'Colin Powell endorsed Obama because he 's black .', Argument/Subject 1: 'powell', Argument/Subject 2: 'obama'

Ex Output:
endorse


Ex Input:
Sentence: 'They made Israelis Threaten Iran And Iran threaten Israel and I said it is all bluff and on and on and on .', Argument/Subject 1: 'iran', Argument/Subject 2: 'israel'

Ex Output:
threaten


Ex Input:
Sentence: 'YFC Asia Pacific is organising our 4th Annual Medical Mission Team to work beside our YFC Samoa staff to run several medical clinics in the more remote villages of Upolu , the main island of Samoa .', Argument/Subject 1: 'upolu', Argument/Subject 2: 'samoa'

Ex Output:

be island in