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.
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Question: Given Relationship: 'play', Sentence: 'Cate Blanchett was phenomenal , she played Bob Dylan at the height of his career .'

Answer: played


Question: Given Relationship: 'be chairman of', Sentence: 'President Bush named his top economic advisor , Ben Bernanke to replace economic legend Alan Greenspan as the chairman of the Federal Reserve .'

Answer: chairman


Question: Given Relationship: 'campaign for', Sentence: 'Hillary has been on the campaign trail for Obama .'

Answer:
campaign