Question: how many middle names did frank burns have on mash
[{'answer': 'Delano Marion', 'provenance': [{'wikipedia_id': '32395353', 'title': 'List of M*A*S*H characters', 'start_paragraph_id': 34, 'start_character': 15, 'end_paragraph_id': 34, 'end_character': 28, 'bleu_score': 1.0, 'section': 'Section::::Main characters.:Frank Burns.\n'}]}, {'provenance': [{'wikipedia_id': '32395353', 'title': 'List of M*A*S*H characters', 'start_paragraph_id': 34, 'start_character': 0, 'end_paragraph_id': 34, 'end_character': 333, 'bleu_score': 0.9657992495762461, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2519195854254631142}, 'section': 'Section::::Main characters.:Frank Burns.\n'}]}]