Question: what channel did fresh prince of bel air air on
[{'answer': 'NBC', 'provenance': [{'wikipedia_id': '167046', 'title': 'The Fresh Prince of Bel-Air', 'start_paragraph_id': 1, 'start_character': 75, 'end_paragraph_id': 1, 'end_character': 78, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '167046', 'title': 'The Fresh Prince of Bel-Air', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 500, 'bleu_score': 0.869182137681142, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3327961568685841663}, 'section': 'Section::::Abstract.'}]}]