Question: when did the battle of new orleans end
[{'answer': 'January 18 , 1815', 'provenance': [{'wikipedia_id': '147394', 'title': 'Battle of New Orleans', 'start_paragraph_id': 29, 'start_character': 398, 'end_paragraph_id': 29, 'end_character': 415, 'bleu_score': 1.0, 'section': 'Section::::Aftermath.:Fort St. Philip.\n'}]}]