Question: who played mr cheeseman in dad's army
[{'answer': 'John Talfryn Thomas', 'provenance': [{'wikipedia_id': '1581613', 'title': 'Talfryn Thomas', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 19, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1581613', 'title': 'Talfryn Thomas', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 320, 'bleu_score': 0.8964173245779281, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 751955317535223190}, 'section': 'Section::::Abstract.'}]}]