Question: who wrote the song he'll have to go
[{'answer': 'Joe Allison'}, {'answer': 'Audrey Allison', 'provenance': [{'wikipedia_id': '12348104', 'title': "He'll Have to Go", 'start_paragraph_id': 3, 'start_character': 181, 'end_paragraph_id': 3, 'end_character': 195, 'bleu_score': 1.0, 'section': 'Section::::Background.\n'}]}]