Question: when did the great plague start and end
[{'answer': '1665', 'provenance': [{'wikipedia_id': '12286', 'title': 'Great Plague of London', 'start_paragraph_id': 1, 'start_character': 31, 'end_paragraph_id': 1, 'end_character': 35, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': '1666', 'provenance': [{'wikipedia_id': '12286', 'title': 'Great Plague of London', 'start_paragraph_id': 1, 'start_character': 39, 'end_paragraph_id': 1, 'end_character': 43, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '12286', 'title': 'Great Plague of London', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 406, 'bleu_score': 0.882286843596023, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14721830798064271471}, 'section': 'Section::::Abstract.'}]}]