You will be given a definition of a task first, then some input of the task.
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: 'The elective officers of the Association and of the Board of Trustees shall be a President and a Vice-President who shall be elected annually by the Board of Trustees from among their own body at the January meeting of the Board of Trustees .', Argument/Subject 1: 'trustee', Argument/Subject 2: 'board'
Output:
be elect by