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: 'buy', Sentence: 'YE0EHMVE Tussionex xanax buy overnight online tramadol .'

Ex Output:
buy


Ex Input:
Given Relationship: 'operate in', Sentence: 'This website is owned and operated by Lafarge North America Inc. , a Lafarge Group company .'

Ex Output:
operated


Ex Input:
Given Relationship: 'be return to', Sentence: 'Five years after Hong Kong returned to China , the political system has been set backward .'

Ex Output:

returned