Question: what was tom's wife name on the jeffersons
[{'answer': 'Helen', 'provenance': [{'wikipedia_id': '9749470', 'title': 'List of The Jeffersons supporting characters', 'start_paragraph_id': 3, 'start_character': 11, 'end_paragraph_id': 3, 'end_character': 16, 'bleu_score': 1.0, 'section': 'Section::::Willis family.\n'}]}]