Question: who played the bird woman in mary poppins
[{'answer': 'Jane Darwell', 'provenance': [{'wikipedia_id': '765962', 'title': 'Jane Darwell', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 12, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '765962', 'title': 'Jane Darwell', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 583, 'bleu_score': 0.9550237800704321, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11883680242930849143}, 'section': 'Section::::Abstract.'}]}]