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.

Given Relationship: 'be descendant of', Sentence: 'Both Jews and Gentiles can become spiritual descendants of Abraham by believing on Jesus .'
descendants

Given Relationship: 'follow in', Sentence: 'Entombment will follow in Blue Ridge Memorial Gardens Chapel of Peace , Beckley .'
follow

Given Relationship: 'be author of', Sentence: 'In " Guests of the Ayatollah : The First Battle in America 's War With Militant Islam , " Mark Bowden , the celebrated author of " Black Hawk Down , " takes us back to the Iran of 1979 and the America of the Carter White House , painstakingly recounting the 444 days of the Iranian hostage crisis .'

author