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 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'

A: be president of
****
Q: Sentence: 'ALBANY , NY The capital of New York has strict duel-control ordinances , but local duellists can always visit the Albany Motordrome for a sanctioned combat !', Argument/Subject 1: 'albany', Argument/Subject 2: 'new york'

A: be capital of
****
Q: Sentence: 'President Obama speaks at the signing of the Lilly Ledbetter Fair Pay Act .', Argument/Subject 1: 'president obama', Argument/Subject 2: 'lilly ledbetter fair pay act'

A:
sign
****