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.

Example Input: Given Relationship: 'be friend of', Sentence: 'I have always taken the position that Israel is a friend of the United States , and that friends should always stand up for one another , even in difficult times .'
Example Output: friend

Example Input: Given Relationship: 'be language of', Sentence: 'Do you want to teach English as a Foreign Language inside Canada or another English-speaking country ?'
Example Output: Language

Example Input: Given Relationship: 'be city in', Sentence: 'Paris is much more than the capital city of France .'
Example Output:
city