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: 'look to', Sentence: 'Vin looked at Ezra , who nodded to him to continue .'
looked

Given Relationship: 'be grandfather of', Sentence: 'George III was also the grandfather of Queen Victoria , who was the daughter of his fourth son , Edward Augustus , the Duke of Kent .'
grandfather

Given Relationship: 'be provide to', Sentence: 'Operational Support and Services has provided extensive support of Department of Defense , U.S. Federal Government , and commercial clients .'

provided