From the given sentence, extract the phrase (often noun or verb) that carries the given relationship. The generated phrase should be present in the sentence.

Given Relationship: 'attack', Sentence: 'We gave him weapons to attack Iran and we gave Iran weapons to attack Iraq .'
attack

Given Relationship: 'be chair by', Sentence: 'The Board Treasurer is the Finance Committee chair .'
chair

Given Relationship: 'serve as', Sentence: 'Curriculum is also one of the primary responsibilities of the Associate Vice President , who serves as Vice Chair of the Council on Academic Affairs .'

serves