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: 'cross', Sentence: 'This might entail that Caesar did not choose to cross the Rubicon , but that he was acting in a determined manner , like a machine .'
Example Output: cross

Example Input: Given Relationship: 'be chairman of', Sentence: 'Frank , the powerful chairman of the House Financial Services Committee who has been credited with largely shaping the $ 700 billion bailout plan , also said he expects the cost of to be much less .'
Example Output: chairman

Example Input: Given Relationship: 'be region of', Sentence: 'Umbria is the hilly region of central Italy to the east of its more publicized neighbor Tuscany .'
Example Output:
region