Question: who played audra barkley on the big valley
[{'answer': 'Linda Evanstad'}, {'provenance': [{'wikipedia_id': '654906', 'title': 'Linda Evans', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 424, 'bleu_score': 0.5881824478345681, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11363967931443183289}, 'section': 'Section::::Abstract.'}]}]