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.

Example Input: Given Relationship: 'be locate in', Sentence: 'New York City with an Advanced Design Center located in Fort Washington , Pennsylvania .'
Example Output: located

Example Input: Given Relationship: 'be focus of', Sentence: 'The Guttmacher Institute , a nonprofit research group focusing on sexual and reproductive health , recently analyzed data on abortions from 1979 to 2004 and found the number of teens having abortions has declined significantly .'
Example Output: focusing

Example Input: Given Relationship: 'buy', Sentence: 'Generic Cialis online affiliate marketing Levitra Viagra is a bbuy vigra buy wanted vigra buy piece of medical help to avoid long .'
Example Output:
buy