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.

Input: Consider Input: Sentence: 'Each time the computer boots up you can choose whether to run Mac OS X or the installed version of Windows .', Argument/Subject 1: 'window', Argument/Subject 2: 'mac'

Output: run on


Input: Consider Input: Sentence: 'Frederick William Herschel was born in Hanover , Germany in 1738.', Argument/Subject 1: 'herschel', Argument/Subject 2: 'hanover'

Output: be bear in


Input: Consider Input: Sentence: 'Moscow is the capital city of Russia and the country 's economic and cultural center .', Argument/Subject 1: 'moscow', Argument/Subject 2: 'russium'


Output: be city of