Question: who played winston in how stella got her groove back
[{'answer': 'Taye Diggs', 'provenance': [{'wikipedia_id': '2602021', 'title': 'How Stella Got Her Groove Back', 'start_paragraph_id': 1, 'start_character': 211, 'end_paragraph_id': 1, 'end_character': 221, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]