Question: when did roman catholic and eastern orthodox split
[{'answer': '1054', 'provenance': [{'wikipedia_id': '543935', 'title': 'East–West Schism', 'start_paragraph_id': 1, 'start_character': 69, 'end_paragraph_id': 1, 'end_character': 73, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '543935', 'title': 'East–West Schism', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 370, 'bleu_score': 0.8958349161751291, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2001047448913717612}, 'section': 'Section::::Abstract.'}]}]