Question: who does helena bonham carter play in corpse bride
[{'answer': 'Emily , the Corpse Bride'}, {'provenance': [{'wikipedia_id': '1430396', 'title': 'Corpse Bride', 'start_paragraph_id': 11, 'start_character': 0, 'end_paragraph_id': 11, 'end_character': 141, 'bleu_score': 0.910879922930628, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15636961575953213805}, 'section': 'Section::::Cast.\n'}]}]