Question: who wrote the song if that isn't love
[{'answer': 'E.Y. Harburg'}, {'provenance': [{'wikipedia_id': '7843712', 'title': "If This Isn't Love", 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 246, 'bleu_score': 0.8977528478480281, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11422499944538263578}, 'section': 'Section::::Abstract.'}]}]