Question: who played big mama in cat on a hot tin roof
[{'answer': 'Judith Anderson', 'provenance': [{'wikipedia_id': '3511234', 'title': 'Cat on a Hot Tin Roof (1958 film)', 'start_paragraph_id': 5, 'start_character': 24, 'end_paragraph_id': 5, 'end_character': 39, 'bleu_score': 1.0, 'section': 'Section::::Plot.\n'}]}, {'provenance': [{'wikipedia_id': '3511234', 'title': 'Cat on a Hot Tin Roof (1958 film)', 'start_paragraph_id': 13, 'start_character': 0, 'end_paragraph_id': 13, 'end_character': 53, 'bleu_score': 0.725979529115477, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16708152610258343430}, 'section': 'Section::::Cast.\n'}]}]