Young Joe, the Forgotten Kennedy
Based upon the biography by Hank Searls called "The Lost Prince: Young Joe , the Forgotten Kennedy" , the film chronicles the life of Joseph P . Kennedy Jr . , the older brother of John F . Kennedy who was killed in action in World War II , leaving behind aspirations to become the first Irish-Catholic president . 
<triplet> Joseph P. Kennedy Jr. <subj> John F. Kennedy <obj> sibling <triplet> John F. Kennedy <subj> Joseph P. Kennedy Jr. <obj> sibling