Question: who played the elephant man in ripper street
[{'answer': 'Joseph Drake', 'provenance': [{'wikipedia_id': '157799', 'title': 'Joseph Merrick', 'start_paragraph_id': 55, 'start_character': 135, 'end_paragraph_id': 55, 'end_character': 147, 'bleu_score': 1.0, 'section': 'Section::::Legacy.\n'}]}, {'provenance': [{'wikipedia_id': '157799', 'title': 'Joseph Merrick', 'start_paragraph_id': 55, 'start_character': 0, 'end_paragraph_id': 55, 'end_character': 468, 'bleu_score': 0.974188104609039, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16652552078140470001}, 'section': 'Section::::Legacy.\n'}]}]