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: 'be president of', Sentence: 'Ted Haggard resigned Thursday afternoon as president of the National Association of Evangelicals , amid allegations that surfaced Wednesday about involvement with a male prostitute .'

Output: president


Input: Consider Input: Given Relationship: 'approve', Sentence: 'Some groups of mechanism of Adderall is I want to make it ca n't take the of it There are Donald fda approved generic viagra sildenafil citrate the commercial in prison anyone battling relaxed at the end product did n't stick .'

Output: approved


Input: Consider Input: Given Relationship: 'be city in', Sentence: 'Mumbai is the second most populous city in India and the country 's chief principal west seaport .'


Output: city