Question: who did debbie allen play on a different world
[{'answer': "Whitley 's psychiatrist", 'provenance': [{'wikipedia_id': '589471', 'title': 'A Different World', 'start_paragraph_id': 78, 'start_character': 275, 'end_paragraph_id': 78, 'end_character': 298, 'bleu_score': 1.0, 'section': 'Section::::Connections to "The Cosby Show".\n'}]}, {'provenance': [{'wikipedia_id': '589471', 'title': 'A Different World', 'start_paragraph_id': 78, 'start_character': 0, 'end_paragraph_id': 78, 'end_character': 443, 'bleu_score': 0.972407137066537, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1228839138806986945}, 'section': 'Section::::Connections to "The Cosby Show".\n'}]}]