Question: who is the nun in conjuring 2 movie
[{'answer': 'Bonnie Aarons', 'provenance': [{'wikipedia_id': '53874801', 'title': 'The Nun (2018 film)', 'start_paragraph_id': 1, 'start_character': 332, 'end_paragraph_id': 1, 'end_character': 345, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '53874801', 'title': 'The Nun (2018 film)', 'start_paragraph_id': 19, 'start_character': 0, 'end_paragraph_id': 19, 'end_character': 726, 'bleu_score': 0.9846731957240711, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16910757295421969635}, 'section': 'Section::::Production.:Casting.\n'}]}]