Question: when does christmas start in the catholic church
[{'answer': 'the evening of December 24', 'provenance': [{'wikipedia_id': '55525', 'title': 'Liturgical year', 'start_paragraph_id': 173, 'start_character': 434, 'end_paragraph_id': 173, 'end_character': 460, 'bleu_score': 1.0, 'section': 'Section::::Western Christianity.:Denominational specifics.:Roman Catholic Church.\n'}]}, {'provenance': [{'wikipedia_id': '55525', 'title': 'Liturgical year', 'start_paragraph_id': 173, 'start_character': 0, 'end_paragraph_id': 173, 'end_character': 774, 'bleu_score': 0.9605131369937511, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14567100398879120175}, 'section': 'Section::::Western Christianity.:Denominational specifics.:Roman Catholic Church.\n'}]}]