Question: who played beth on mary tyler moore show
[{'answer': 'Lisa Gerritsen', 'provenance': [{'wikipedia_id': '9109321', 'title': 'Lisa Gerritsen', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 14, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '9109321', 'title': 'Lisa Gerritsen', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 254, 'bleu_score': 0.953991849837532, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15239112226298519385}, 'section': 'Section::::Abstract.'}]}]