Question: who wrote the song on the eve of destruction
[{'answer': 'P.F. Sloan'}, {'provenance': [{'wikipedia_id': '527320', 'title': 'Eve of Destruction (song)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 728, 'bleu_score': 0.8786273533157031, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6729351868119147134}, 'section': 'Section::::Abstract.'}]}]