Question: who is credited with inventing the lightening conductor
[{'answer': 'Benjamin Franklin', 'provenance': [{'wikipedia_id': '3986', 'title': 'Benjamin Franklin', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 17, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '3986', 'title': 'Benjamin Franklin', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 681, 'bleu_score': 0.85572527943161, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13208037386247373724}, 'section': 'Section::::Abstract.'}]}]