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: 'I was editor of Surfer magazine , and Richard Nixon was president of the United States .', Argument/Subject 1: 'nixon', Argument/Subject 2: 'unite state'

A: be president of
****
Q: Sentence: 'CEO reports to the Board of Directors and works closely with the chair of the Board , members of the Board , and the leadership of the Wyoming Game and Fish Department and the Game and Fish Commission .', Argument/Subject 1: 'ceo', Argument/Subject 2: 'board'

A: report to
****
Q: Sentence: 'This " How to Adapt Tennis Drills for Beginners " video requires the latest version of Adobe Flash Player .', Argument/Subject 1: 'video', Argument/Subject 2: 'adobe flash player'

A:
require
****