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.
Q: Given Relationship: 'be president of', Sentence: 'Paul Wolfowitz , Iraq War II mastermind and current president of the World Bank , has admitted he erred in intervening to get his girlfriend an unusually lucrative posting in 2005 , shortly afer arriving at the institution .'
A:
president