Question: when did the book of leviticus take place
[{'answer': 'Mt . Sinai'}, {'provenance': [{'wikipedia_id': '18187', 'title': 'Book of Leviticus', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 729, 'bleu_score': 0.563903707028732, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11688959969990933254}, 'section': 'Section::::Abstract.'}]}]