Question: when did the great fire of london start
[{'answer': 'Sunday , 2 September', 'provenance': [{'wikipedia_id': '7669549', 'title': 'Great Fire of London', 'start_paragraph_id': 4, 'start_character': 130, 'end_paragraph_id': 4, 'end_character': 150, 'bleu_score': 1.0, 'section': 'Section::::Origin and consequences of the fire.\n'}]}, {'provenance': [{'wikipedia_id': '7669549', 'title': 'Great Fire of London', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 594, 'bleu_score': 0.922189634369713, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8718389944956282592}, 'section': 'Section::::Abstract.'}]}]