Question: who was the first person found not guilty by reason of insanity
[{'answer': "Daniel M'Naghten", 'provenance': [{'wikipedia_id': '15358', 'title': 'Insanity defense', 'start_paragraph_id': 30, 'start_character': 185, 'end_paragraph_id': 30, 'end_character': 201, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '15358', 'title': 'Insanity defense', 'start_paragraph_id': 43, 'start_character': 0, 'end_paragraph_id': 43, 'end_character': 679, 'bleu_score': 0.9813933169956551, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4508539394545311409}, 'section': "Section::::United States law.:Definition.:M'Naghten test.\n"}]}]