Question: when did the events in the book of esther take place
[{'answer': 'Persia', 'provenance': [{'wikipedia_id': '4382', 'title': 'Book of Esther', 'start_paragraph_id': 1, 'start_character': 310, 'end_paragraph_id': 1, 'end_character': 316, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '4382', 'title': 'Book of Esther', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 681, 'bleu_score': 0.9839344367380701, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 529293421988058070}, 'section': 'Section::::Abstract.'}]}]