Question: when was the rime of the ancient mariner written
[{'answer': '1797 -- 98'}, {'provenance': [{'wikipedia_id': '42478', 'title': 'The Rime of the Ancient Mariner', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 463, 'bleu_score': 0.92959410412591, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16588804436114659490}, 'section': 'Section::::Abstract.'}]}]