Question: the eastern empire adopted which language in replacement of latin
[{'answer': 'Greek', 'provenance': [{'wikipedia_id': '39995742', 'title': 'Languages of the Roman Empire', 'start_paragraph_id': 1, 'start_character': 10, 'end_paragraph_id': 1, 'end_character': 15, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '39995742', 'title': 'Languages of the Roman Empire', 'start_paragraph_id': 16, 'start_character': 0, 'end_paragraph_id': 16, 'end_character': 415, 'bleu_score': 0.968982777549629, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 341855210990242052}, 'section': 'Section::::Greek.\n'}]}]