Question: when did the world war 2 museum open in new orleans
[{'answer': 'June 6 , 2000', 'provenance': [{'wikipedia_id': '2366219', 'title': 'The National WWII Museum', 'start_paragraph_id': 3, 'start_character': 42, 'end_paragraph_id': 3, 'end_character': 55, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}]