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 son of', Sentence: 'Phinehas son of Eleazar had been in charge of the gatekeepers in earlier times , and the LORD had been with him .'

Output: son

Input: Consider 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 .'

Output: cross

Input: Consider Input: Given Relationship: 'meet in', Sentence: 'Board members will meet on December 2 about administrative matters .'
Output: meet