Question: who owns harrah's casino in new orleans
[{'answer': 'Caesars Entertainment', 'provenance': [{'wikipedia_id': '3969100', 'title': "Harrah's New Orleans", 'start_paragraph_id': 9, 'start_character': 20, 'end_paragraph_id': 9, 'end_character': 41, 'bleu_score': 1.0, 'section': 'Section::::See also.\n'}]}]