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.
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Question: Sentence: 'Rent Elvis Has Left the Building today !', Argument/Subject 1: 'elvi', Argument/Subject 2: 'build'

Answer: leave


Question: 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'

Answer: be president of


Question: Sentence: 'November 25 - President Bush signs the Homeland Security Act of 2002 , establishing the Department of Homeland Security .', Argument/Subject 1: 'act', Argument/Subject 2: 'homeland security'

Answer:
establish department of