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: 'Windows Vista has been tested and found to run fastest in Boot Camp on a Mac .', Argument/Subject 1: 'mac', Argument/Subject 2: 'vista'

Ex Output:
run


Ex Input:
Sentence: 'Gradually the official language of Ukrainian provinces under Poland was changed to Polish , while the upper classes in the Russian part of Ukraine used Russian widely .', Argument/Subject 1: 'polish', Argument/Subject 2: 'poland'

Ex Output:
be language of


Ex Input:
Sentence: 'Cheney said of Kerry during his third trip to Iowa in a month .', Argument/Subject 1: 'cheney', Argument/Subject 2: 'kerry'

Ex Output:

say of