Question: who played the bow tie killer in problem child
[{'answer': 'Michael Richards', 'provenance': [{'wikipedia_id': '304725', 'title': 'Problem Child (film)', 'start_paragraph_id': 1, 'start_character': 220, 'end_paragraph_id': 1, 'end_character': 236, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '304725', 'title': 'Problem Child (film)', 'start_paragraph_id': 17, 'start_character': 0, 'end_paragraph_id': 17, 'end_character': 103, 'bleu_score': 0.8781879837907131, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14439594845878935405}, 'section': 'Section::::Cast.\n'}]}]