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.

Example Input: Sentence: 'A favorite target for Campus Watch is the late Edward Said , a Columbia University professor best known for his book " Orientalism , " which denounced the "neo-colonialist " policies of successive U.S. administrations .', Argument/Subject 1: 'edward say', Argument/Subject 2: 'columbium university'
Example Output: be professor at

Example Input: Sentence: 'Later in the day , Rep. Barney Frank , the chairman of the House Financial Services Committee , raised the point again .', Argument/Subject 1: 'frank', Argument/Subject 2: 'financial service committee'
Example Output: be chairman of

Example Input: Sentence: 'The twin brothers Esau and Jacob represent dual forces in our lives .', Argument/Subject 1: 'jacob', Argument/Subject 2: 'esau'
Example Output:
be twin of