Question: who played aunt beru in revenge of the sith
[{'answer': 'Bonnie Piesse', 'provenance': [{'wikipedia_id': '2119164', 'title': 'Bonnie Piesse', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 13, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2119164', 'title': 'Bonnie Piesse', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 410, 'bleu_score': 0.741383625793497, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4812188871480639517}, 'section': 'Section::::Abstract.'}]}]