Question: who did nancy dow play on beverly hillbillies
[{'answer': 'Athena', 'provenance': [{'wikipedia_id': '10498822', 'title': 'Nancy Dow', 'start_paragraph_id': 10, 'start_character': 59, 'end_paragraph_id': 10, 'end_character': 65, 'bleu_score': 1.0, 'section': 'Section::::Filmography.\n'}]}, {'provenance': [{'wikipedia_id': '10498822', 'title': 'Nancy Dow', 'start_paragraph_id': 10, 'start_character': 0, 'end_paragraph_id': 10, 'end_character': 65, 'bleu_score': 0.725979529115477, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1274070229410266382}, 'section': 'Section::::Filmography.\n'}]}]