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: 'speak of', Sentence: 'The apostle Paul in writing to the church at Corinth speaks of the light of God shinning in our hearts .'
Example Output: speaks

Example Input: Given Relationship: 'be commander in', Sentence: 'On issue after issue our hyper-partisan President has abused both the chain of command and his trust as Commander in Chief .'
Example Output: Commander

Example Input: Given Relationship: 'be city in', Sentence: 'San Diego , California is the seventh largest city in the United States .'
Example Output:
city