Question: where did the great fire of london end
[{'answer': 'Roman city wall', 'provenance': [{'wikipedia_id': '7669549', 'title': 'Great Fire of London', 'start_paragraph_id': 1, 'start_character': 233, 'end_paragraph_id': 1, 'end_character': 248, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'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': 9807853261518016970}, 'section': 'Section::::Abstract.'}]}]