Question: who played bj hunnicutt on the show mash
[{'answer': 'Michael Joseph Farrell Jr.', 'provenance': [{'wikipedia_id': '89606', 'title': 'Mike Farrell', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 26, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '89606', 'title': 'Mike Farrell', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 239, 'bleu_score': 0.780172461387852, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13321814524459083885}, 'section': 'Section::::Abstract.'}]}]