Question: when was lee statue erected in new orleans
[{'answer': '1884', 'provenance': [{'wikipedia_id': '21615306', 'title': 'Robert E. Lee Monument (New Orleans, Louisiana)', 'start_paragraph_id': 3, 'start_character': 30, 'end_paragraph_id': 3, 'end_character': 34, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'answer': 'February 22', 'provenance': [{'wikipedia_id': '21615306', 'title': 'Robert E. Lee Monument (New Orleans, Louisiana)', 'start_paragraph_id': 3, 'start_character': 152, 'end_paragraph_id': 3, 'end_character': 163, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '21615306', 'title': 'Robert E. Lee Monument (New Orleans, Louisiana)', 'start_paragraph_id': 3, 'start_character': 4, 'end_paragraph_id': 3, 'end_character': 863, 'bleu_score': 0.9184363501001821, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2470781803960241997}, 'section': 'Section::::History.\n'}]}]