Question: who played the bride of frankenstein in the original movie
[{'answer': 'Elsa Lanchester', 'provenance': [{'wikipedia_id': '73375', 'title': 'Bride of Frankenstein', 'start_paragraph_id': 1, 'start_character': 494, 'end_paragraph_id': 1, 'end_character': 509, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '73375', 'title': 'Bride of Frankenstein', 'start_paragraph_id': 1, 'start_character': 41, 'end_paragraph_id': 1, 'end_character': 706, 'bleu_score': 0.751275911485589, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3005833202383797046}, 'section': 'Section::::Abstract.'}]}]