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: 'Manmohan Singh is sworn in Prime Minister heading a 68-member Ministry , the first-ever Congress-led coalition , United Progressive Alliance .', Argument/Subject 1: 'ministry', Argument/Subject 2: 'minister'

Ex Output:
be head by


Ex Input:
Sentence: 'The Berkshire MPO consists of the Chair of the BRPC , the Chair of the BRTA Advisory Board , the Commissioner of MassHighway , and the Secretary of the EOTC .', Argument/Subject 1: 'board', Argument/Subject 2: 'chair'

Ex Output:
consist of


Ex Input:
Sentence: 'Munich - Munich is the largest city in southern Germany and is the capital of Bavaria , a well known tourist area .', Argument/Subject 1: 'munich', Argument/Subject 2: 'germany'

Ex Output:

be city of