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.

Input: Consider Input: Given Relationship: 'present at', Sentence: 'Paper presented to the International Pragmatics Conference , Tel Aviv June 14 .'

Output: presented


Input: Consider Input: Given Relationship: 'win', Sentence: 'The Boston Red Sox Sports Odds of winning the 2009 World Series are currently fourth best in baseball , at +800 .'

Output: in


Input: Consider Input: Given Relationship: 'be chairman of', Sentence: 'Federal Reserve chairman Alan Greenspan as a consultant on economic issues , the Wall Street Journal said on Tuesday .'


Output: chairman