instruction:
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.
question:
Sentence: 'I could not have been in a better place to witness Barack Obama elected president of the United States .', Argument/Subject 1: 'obama', Argument/Subject 2: 'unite state'
answer:
be president of

question:
Sentence: 'Registration for 7th and 8th grade competitive program begins on Tuesday December 9th .', Argument/Subject 1: 'registration', Argument/Subject 2: 'december'
answer:
begin in

question:
Sentence: 'Moran also worked with the AFL-CIO and the Democratic National Committee .', Argument/Subject 1: 'moran', Argument/Subject 2: 'afl-cio'
answer:
work for