Question: who played the unsinkable molly brown in titanic
[{'answer': 'Kathy Bates', 'provenance': [{'wikipedia_id': '145874', 'title': 'Margaret Brown', 'start_paragraph_id': 32, 'start_character': 12, 'end_paragraph_id': 32, 'end_character': 23, 'bleu_score': 1.0, 'section': 'Section::::Portrayals.\n'}]}, {'provenance': [{'wikipedia_id': '145874', 'title': 'Margaret Brown', 'start_paragraph_id': 32, 'start_character': 0, 'end_paragraph_id': 32, 'end_character': 40, 'bleu_score': 0.5081327481546141, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13447552696796865198}, 'section': 'Section::::Portrayals.\n'}]}]