Question: when does the door in the wall take place
[{'answer': 'during the Middle Ages', 'provenance': [{'wikipedia_id': '2656781', 'title': 'The Door in the Wall (novel)', 'start_paragraph_id': 3, 'start_character': 56, 'end_paragraph_id': 3, 'end_character': 78, 'bleu_score': 1.0, 'section': 'Section::::Plot summary.\n'}]}, {'provenance': [{'wikipedia_id': '2656781', 'title': 'The Door in the Wall (novel)', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 622, 'bleu_score': 0.8265737345857771, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3000057047120218460}, 'section': 'Section::::Plot summary.\n'}]}]