Instructions: 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: Sentence: 'Washington Post columnist Sebastian Mallaby has an interesting op-ed today inspired by news of Microsoft chairman Bill Gates ' tour of college campuses , urging students to consider majoring in computer science .', Argument/Subject 1: 'bill gate', Argument/Subject 2: 'microsoft'
Output:
be chairman of