Question: whose diary describes the great plague of london
[{'answer': 'Samuel Pepys', 'provenance': [{'wikipedia_id': '12286', 'title': 'Great Plague of London', 'start_paragraph_id': 27, 'start_character': 28, 'end_paragraph_id': 27, 'end_character': 40, 'bleu_score': 1.0, 'section': 'Section::::Outbreak.:Early days.\n'}]}, {'provenance': [{'wikipedia_id': '12286', 'title': 'Great Plague of London', 'start_paragraph_id': 27, 'start_character': 0, 'end_paragraph_id': 27, 'end_character': 728, 'bleu_score': 0.9846731957240711, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2490556378710062012}, 'section': 'Section::::Outbreak.:Early days.\n'}]}]