Question: when was the lost book of enki written
[{'answer': '2001', 'provenance': [{'wikipedia_id': '137788', 'title': 'Zecharia Sitchin', 'start_paragraph_id': 51, 'start_character': 88, 'end_paragraph_id': 51, 'end_character': 92, 'bleu_score': 1.0, 'section': 'Section::::Bibliography.:Novels.\n'}]}, {'provenance': [{'wikipedia_id': '137788', 'title': 'Zecharia Sitchin', 'start_paragraph_id': 51, 'start_character': 0, 'end_paragraph_id': 51, 'end_character': 108, 'bleu_score': 0.657248464608846, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10573350694850788358}, 'section': 'Section::::Bibliography.:Novels.\n'}]}]