Question: who was the first person who discovered electricity
[{'answer': 'William Gilbert', 'provenance': [{'wikipedia_id': '9550', 'title': 'Electricity', 'start_paragraph_id': 11, 'start_character': 121, 'end_paragraph_id': 11, 'end_character': 136, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '9550', 'title': 'Electricity', 'start_paragraph_id': 11, 'start_character': 0, 'end_paragraph_id': 11, 'end_character': 677, 'bleu_score': 0.9249811627127771, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8366122132866367392}, 'section': 'Section::::History.\n'}]}]