Question: what is the name of cinderella's stepmother
[{'answer': 'Lady Tremaine', 'provenance': [{'wikipedia_id': '25393986', 'title': "List of Disney's Cinderella characters", 'start_paragraph_id': 4, 'start_character': 120, 'end_paragraph_id': 4, 'end_character': 133, 'bleu_score': 1.0, 'section': 'Section::::Cinderella.\n'}]}, {'provenance': [{'wikipedia_id': '25393986', 'title': "List of Disney's Cinderella characters", 'start_paragraph_id': 20, 'start_character': 0, 'end_paragraph_id': 20, 'end_character': 596, 'bleu_score': 0.9536330554540541, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7984199627194465786}, 'section': 'Section::::Lady Tremaine.\n'}]}]