Question: who played jill's friend karen on home improvement
[{'answer': 'Betsy Randle', 'provenance': [{'wikipedia_id': '11573905', 'title': 'List of Home Improvement characters', 'start_paragraph_id': 53, 'start_character': 19, 'end_paragraph_id': 53, 'end_character': 31, 'bleu_score': 1.0, 'section': 'Section::::Other recurring characters.\n'}]}, {'provenance': [{'wikipedia_id': '11573905', 'title': 'List of Home Improvement characters', 'start_paragraph_id': 53, 'start_character': 0, 'end_paragraph_id': 53, 'end_character': 480, 'bleu_score': 0.9146632492565541, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7209430833001399703}, 'section': 'Section::::Other recurring characters.\n'}]}]