premise: Caroline Kennedy is a person.
hypothesis: Caroline Bouvier Kennedy ( born November 27 , 1957 ) is an American author , attorney , and diplomat who served as the United States Ambassador to Japan from 2013 to 2017 . She is a prominent member of the Kennedy family and the only surviving child of President John F. Kennedy and First Lady Jacqueline Bouvier Kennedy . Caroline Kennedy was just short of her sixth birthday when her father was assassinated on November 22 , 1963 . Early in the primary race for the 2008 presidential election , Kennedy and her uncle Ted endorsed Democratic candidate Barack Obama for President ; she later stumped for him in Florida , Indiana , and Ohio , served as co-chair of his Vice Presidential Search Committee , and addressed the 2008 Democratic National Convention in Denver . After Obama selected United States Senator Hillary Clinton to serve as Secretary of State , Kennedy expressed interest in being appointed to Clinton 's vacant Senate seat from New York , but she later withdrew from consideration , citing `` personal reasons . ''