Question: who has the best attendance in the nhl
[{'answer': 'Chicago Blackhawks', 'provenance': [{'wikipedia_id': '28896395', 'title': 'List of National Hockey League attendance figures', 'start_paragraph_id': 20, 'start_character': 42, 'end_paragraph_id': 20, 'end_character': 60, 'bleu_score': 1.0, 'section': 'Section::::2015–16 attendance statistics.\n'}]}]