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 Input:
Given Relationship: 'belong in', Sentence: 'I think any argument which claims Blyleven belongs in the Hall of Fame can be effectively refuted , so give it your best shot .'

Ex Output:
belongs


Ex Input:
Given Relationship: 'be chairman of', Sentence: 'Alan Greenspan , the Chairman of the U.S. Federal Reserve , the current U.S. administration , and U.S. politicians of all stripes could teach a few lessons to those who dictated the level of inflation ahead of them .'

Ex Output:
Chairman


Ex Input:
Given Relationship: 'be discover by', Sentence: 'But poor Pluto , discovered by Clyde Tombaugh in 1930 at the Lowell observatory in Flagstaff , Arizona , is now struggling mightily to maintain its status as a planet .'

Ex Output:

discovered