Question: who plays miss trunchbull in the film matilda
[{'answer': 'Pamela E. Ferris', 'provenance': [{'wikipedia_id': '617348', 'title': 'Pam Ferris', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 16, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '617348', 'title': 'Pam Ferris', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 434, 'bleu_score': 0.746541155969899, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9972407351253228861}, 'section': 'Section::::Abstract.'}]}]