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 leader of', Sentence: 'The leader of the U.S. House of Representatives , Speaker Nancy Pelosi , toured Jerusalem holy sites Saturday alongside a congressional delegation that included Democratic Rep. Keith Ellison , the first Muslim elected to Congress .'

Output: leader


Input: Consider Input: Given Relationship: 'be provide to', Sentence: 'By making this change in budget emphasis , the United States will be able to provide adequate funding for programs that work .'

Output: provide


Input: Consider Input: Given Relationship: 'be friend of', Sentence: 'China has been a good friend of Africa for many years .'


Output: friend