Detailed Instructions: 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.
See one example below:
Problem: Given Relationship: 'make', Sentence: 'Jenny made the announcement that her baby was an alien.'
Solution: made
Explanation: The output relationship - made, is a correct verb form of the given relationship - make, and it is also used in the given sentence

Problem: Given Relationship: 'be chairman of', Sentence: 'WASHINGTON -- Former Federal Reserve Board chairman Alan Greenspan says he tried to raise mortgage rates to head off a housing bubble , but the effort came to naught because of "global forces " that had the effect of keeping long-term interest rates low .'
Solution:
chairman