Question: when did the civil war in ireland end
[{'answer': '24 May 1923', 'provenance': [{'wikipedia_id': '15214', 'title': 'Irish Civil War', 'start_paragraph_id': 1, 'start_character': 38, 'end_paragraph_id': 1, 'end_character': 49, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '15214', 'title': 'Irish Civil War', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 244, 'bleu_score': 0.8160226206826521, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11802817309848001269}, 'section': 'Section::::Abstract.'}]}]