Question: who played jo in the facts of life
[{'answer': 'Nancy Justine McKeon', 'provenance': [{'wikipedia_id': '806317', 'title': 'Nancy McKeon', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 20, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '806317', 'title': 'Nancy McKeon', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 146, 'bleu_score': 0.754669775705708, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14942441576666536755}, 'section': 'Section::::Abstract.'}]}]