Question: who was president when the british burned down the white house during the war of 1812
[{'answer': 'James Madison', 'provenance': [{'wikipedia_id': '1335486', 'title': 'Burning of Washington', 'start_paragraph_id': 2, 'start_character': 10, 'end_paragraph_id': 2, 'end_character': 23, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1335486', 'title': 'Burning of Washington', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 499, 'bleu_score': 0.976043556018343, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2697440682577941286}, 'section': 'Section::::Abstract.'}]}]