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: 'Vacancies Any vacancy on the Board of Directors may be filled by the Board of Directors for the remainder of the vacated term .', Argument/Subject 1: 'vacancy', Argument/Subject 2: 'board'
be fill by

Sentence: 'Champagne refers to a Sparkling Wine from France 's Champagne region .', Argument/Subject 1: 'champagne', Argument/Subject 2: 'france'
be region of

Sentence: 'Michael J. Madigan was elected Speaker of the Illinois House of Representatives for the 95th General Assembly on January 10 , 2007 .', Argument/Subject 1: 'house', Argument/Subject 2: 'speaker'

elect