Question: when did six flags in new orleans close
[{'answer': 'August 21 , 2005', 'provenance': [{'wikipedia_id': '2289437', 'title': 'Six Flags New Orleans', 'start_paragraph_id': 8, 'start_character': 924, 'end_paragraph_id': 8, 'end_character': 940, 'bleu_score': 1.0, 'section': 'Section::::Functioning amusement park, 2000–05.:Six Flags New Orleans (2003–2005).\n'}]}]