Question: who was the mom on 8 is enough
[{'answer': 'Joan ( Diana Hyland )', 'provenance': [{'wikipedia_id': '1083821', 'title': 'Eight Is Enough', 'start_paragraph_id': 3, 'start_character': 286, 'end_paragraph_id': 3, 'end_character': 309, 'bleu_score': 1.0, 'section': 'Section::::Synopsis.\n'}]}, {'provenance': [{'wikipedia_id': '1083821', 'title': 'Eight Is Enough', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 510, 'bleu_score': 0.6927751729272661, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12831854558678956093}, 'section': 'Section::::Synopsis.\n'}]}]