Question: who plays vivian in fresh prince of bel air
[{'answer': 'Janet Louise Hubert', 'provenance': [{'wikipedia_id': '730857', 'title': 'Janet Hubert', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 19, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '730857', 'title': 'Janet Hubert', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 379, 'bleu_score': 0.9716239638199891, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5542116793349506134}, 'section': 'Section::::Abstract.'}]}]