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.

[EX Q]: Given Relationship: 'hit', Sentence: 'That is more workers than Progress Energy sent to the northern Gulf Coast after Hurricane Katrina hit in 2005 .'
[EX A]: hit

[EX Q]: 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 .'
[EX A]: chairman

[EX Q]: Given Relationship: 'present at', Sentence: 'Paper presented at the Retention 2007 International Conference , May 24 , 2007 , San Antonio , TX .'
[EX A]:
presented