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 president of', Sentence: 'John Engler , president of the National Association of Manufacturers , said that if Wal-Mart 's United States work force of 1.4 million were unionized , that could mean $ 500 million in additional union dues collected each year -- tens of millions of which might be used to support Democratic causes and candidates .'
Solution:
president