Question: who played barney's cousin virgil on andy griffith
[{'answer': 'Michael John Pollard', 'provenance': [{'wikipedia_id': '185039', 'title': 'Michael J. Pollard', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 20, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '185039', 'title': 'Michael J. Pollard', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 235, 'bleu_score': 0.9517713210466091, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14190788489528736711}, 'section': 'Section::::Abstract.'}]}]