Question: who played jt freeze on the cosby show
[{'answer': 'Special Ed', 'provenance': [{'wikipedia_id': '4221867', 'title': 'Special Ed (rapper)', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 10, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '4221867', 'title': 'Special Ed (rapper)', 'start_paragraph_id': 5, 'start_character': 76, 'end_paragraph_id': 5, 'end_character': 320, 'bleu_score': 0.8464790306933441, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3986287239826565028}, 'section': 'Section::::Biography.\n'}]}]