Question: the pulitzer prize-winning book profiles in courage was written by president
[{'answer': 'John F. Kennedy', 'provenance': [{'wikipedia_id': '589685', 'title': 'Profiles in Courage', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 15, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]