Question: who plays bellatrix lestrange in harry potter 7
[{'answer': 'Bonham Carter', 'provenance': [{'wikipedia_id': '80335', 'title': 'Helena Bonham Carter', 'start_paragraph_id': 0, 'start_character': 7, 'end_paragraph_id': 0, 'end_character': 20, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '80335', 'title': 'Helena Bonham Carter', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 1175, 'bleu_score': 0.8769172395322361, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8486591164900947450}, 'section': 'Section::::Abstract.'}]}]