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: 'James and John , the sons of Zebedee , had traveled with Jesus for three years and still they wanted to assume positions of leadership that would give them great prestige , satisfy their egos , and give them power over others .'

Output: sons

Input: Consider Input: Given Relationship: 'hold in', Sentence: '24 , 2004 Equity International today announced that it will hold the next major Washington conference on the reconstruction of Iraq on ......'

Output: hold

Input: Consider Input: Given Relationship: 'surrender at', Sentence: 'Historians generally regard the surrender of the Army of Northern Virginia by General Lee at Appomattox Court House on April 9 , 1865 as the end of the Confederate States .'
Output: surrender