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.

Q: 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'

A: run on
****
Q: Sentence: 'I am writing this on the day before Barak Obama is inaugurated as President of the United States of America .', Argument/Subject 1: 'obama', Argument/Subject 2: 'unite state of america'

A: be president of
****
Q: Sentence: 'Macintosh is a registered trademark of Apple Computer , Inc. " Windows " , Microsoft and MS-DOS are registered trademarks of Microsoft Corporation .', Argument/Subject 1: 'macintosh', Argument/Subject 2: 'apple computer'

A:
be trademark of
****