Question: who plays plumette in beauty and the beast 2017
[{'answer': 'Gugu Mbatha - Raw', 'provenance': [{'wikipedia_id': '45230258', 'title': 'Beauty and the Beast (2017 film)', 'start_paragraph_id': 21, 'start_character': 595, 'end_paragraph_id': 21, 'end_character': 611, 'bleu_score': 1.0, 'section': 'Section::::Production.:Casting.\n'}]}]