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: 'become', Sentence: 'Elected Vice President in 1944 , Truman became President upon Roosevelt 's sudden death in April 1945 and was immediately faced with the problems of winding down the war against the Axis and preparing the nation for postwar adjustment .'
Example Output: became

Example Input: Given Relationship: 'be region of', Sentence: 'Murcia is a region of Spain .'
Example Output: region

Example Input: Given Relationship: 'be leader of', Sentence: 'Palestinian Prime Minister Ismail Haniyeh of Hamas said Monday that Fatah militant leader Marwan Barghouti does appear on the list of prisoners the Palestinians want freed by Israel in return for the release of an Israel Defense Forces soldier held captive since June .'
Example Output:
leader