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.

Sentence: 'Entry posted in National , University on April 15 , 2007 at 11:04PM.', Argument/Subject 1: 'entry', Argument/Subject 2: 'national'
post in

Sentence: 'ECONOMIC DEVELOPMENT HOUSING AUTHORITY BOARD - APPOINT STEVE GANDER AS COUNCIL REPRESENTATIVE TO FILL THE VACANCY CREATED BY THE RESIGNATION OF RON GALSTAD.', Argument/Subject 1: 'vacancy', Argument/Subject 2: 'board'
be fill by

Sentence: 'Theodore Roosevelt , the 26th president of the United States , was born in New York City .', Argument/Subject 1: 'theodore roosevelt', Argument/Subject 2: 'unite state'

be president of