Question: who wrote if a picture paints a thousand words
[{'answer': 'David Gates', 'provenance': [{'wikipedia_id': '2520164', 'title': 'If (Bread song)', 'start_paragraph_id': 1, 'start_character': 53, 'end_paragraph_id': 1, 'end_character': 64, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Waleen johnson'}]