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 governor of', Sentence: 'George W. Bush was only the governor of Texas before being elected to the Presidency .'
Example Output: governor

Example Input: Given Relationship: 'be president of', Sentence: 'The United States of America just inaugurated its 44th president , Barack Obama .'
Example Output: president

Example Input: Given Relationship: 'be clone of', Sentence: 'The free Unix clone Linux and GNU free software showed up to be reliable and suitable for this and similar tasks .'
Example Output:
clone