Question: who owns planet hollywood hotel in las vegas
[{'answer': 'Caesars Entertainment Corporation', 'provenance': [{'wikipedia_id': '1606566', 'title': 'Planet Hollywood Las Vegas', 'start_paragraph_id': 1, 'start_character': 152, 'end_paragraph_id': 1, 'end_character': 185, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]