Question: who plays the voice of edna in the incredibles
[{'answer': 'Brad Bird', 'provenance': [{'wikipedia_id': '1961759', 'title': 'Edna Mode', 'start_paragraph_id': 2, 'start_character': 46, 'end_paragraph_id': 2, 'end_character': 55, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]