Question: what was the first nfl team to have cheerleaders
[{'answer': 'Baltimore Colts', 'provenance': [{'wikipedia_id': '9392753', 'title': 'National Football League Cheerleading', 'start_paragraph_id': 1, 'start_character': 350, 'end_paragraph_id': 1, 'end_character': 365, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '9392753', 'title': 'National Football League Cheerleading', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 465, 'bleu_score': 0.972407137066537, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1674147158474083584}, 'section': 'Section::::Abstract.'}]}]