Question: when does amelia come back to grey's anatomy
[{'answer': 'in season eleven', 'provenance': [{'wikipedia_id': '29193758', 'title': 'Amelia Shepherd', 'start_paragraph_id': 1, 'start_character': 499, 'end_paragraph_id': 1, 'end_character': 515, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '29193758', 'title': 'Amelia Shepherd', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 515, 'bleu_score': 0.964883084933939, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15859841907611756322}, 'section': 'Section::::Abstract.'}]}]