Instructions: 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.
Input: Sentence: 'Additionally , an Incident Review Board chaired by the Divisions Managing Director meets quarterly to review major incidents , shifting the emphasis to prevention rather than cure .', Argument/Subject 1: 'board', Argument/Subject 2: 'director'
Output:
be chair by