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: 'be president of', Sentence: 'At noon EST , Barack H. Obama became the 44th president of the United States of America .'

Answer: president


Question: Given Relationship: 'be appoint by', Sentence: 'In 1924 he was appointed by President Coolidge to be Attorney General .'

Answer: appointed


Question: Given Relationship: 'work in', Sentence: 'In 1972 George Gordon was an ambitious , can-do adman working in New York City when he was struck by a bold idea .'

Answer:
working