Question: who wrote the song it's only make believe
[{'answer': 'Jack Nance', 'provenance': [{'wikipedia_id': '5637583', 'title': "It's Only Make Believe", 'start_paragraph_id': 1, 'start_character': 46, 'end_paragraph_id': 1, 'end_character': 56, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Conway Twitty', 'provenance': [{'wikipedia_id': '5637583', 'title': "It's Only Make Believe", 'start_paragraph_id': 1, 'start_character': 91, 'end_paragraph_id': 1, 'end_character': 104, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '5637583', 'title': "It's Only Make Believe", 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 775, 'bleu_score': 0.8718642502050561, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9525777445824944667}, 'section': 'Section::::Abstract.'}]}]