Question: who played mr. rumbold in are you being served
[{'answer': 'Nicholas John Smith', 'provenance': [{'wikipedia_id': '1826569', 'title': 'Nicholas Smith (actor)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 19, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1826569', 'title': 'Nicholas Smith (actor)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 240, 'bleu_score': 0.9164531641034831, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11278017498679087457}, 'section': 'Section::::Abstract.'}]}]