Question: how many superbowl rings do the kansas city chiefs have
[{'answer': '1', 'provenance': [{'wikipedia_id': '20297793', 'title': 'Kansas City Chiefs', 'start_paragraph_id': 1, 'start_character': 257, 'end_paragraph_id': 1, 'end_character': 258, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]