Question: who is the owner of radisson blu hotel
[{'answer': 'Radisson Hotel Group', 'provenance': [{'wikipedia_id': '928540', 'title': 'Radisson Hotels', 'start_paragraph_id': 1, 'start_character': 48, 'end_paragraph_id': 1, 'end_character': 68, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]