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.

Given Relationship: 'be president of', Sentence: 'When Barack Obama became the 44th president of United States , there was a sense of ecstasy , joy and relief in virtually every country of the world , except in Pakistan , Iraq and Afghanistan .'
president

Given Relationship: 'be member of', Sentence: 'Barbados is a member of Caricom , the Caribbean common market .'
member

Given Relationship: 'be founder of', Sentence: 'In partnership with the Nobel Peace Prize winning Muhammad Yunus , founder of the Grameen Bank , DANONE has formed the Grameen DANONE Foods Social Business Enterprise in Bangladesh .'

founder