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.

Ex Input:
Given Relationship: 'report to', Sentence: 'The Director shall report to the Congress annually on the use of statutory invention registrations .'

Ex Output:
report

Ex Input:
Given Relationship: 'be president of', Sentence: 'Barack Obama today becomes the first black president of the United States of America .'

Ex Output:
president

Ex Input:
Given Relationship: 'be king of', Sentence: '6 At that time Rezin king of Syria recovered Elath to Syria , and drave THE JEWS from Elath : and the Syrians came to Elath , and dwelt there unto this day .'

Ex Output:
king