Question: who plays ronald reagan in lee daniels the butler
[{'answer': 'Alan Rickman', 'provenance': [{'wikipedia_id': '36825527', 'title': 'The Butler', 'start_paragraph_id': 2, 'start_character': 511, 'end_paragraph_id': 2, 'end_character': 523, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '36825527', 'title': 'The Butler', 'start_paragraph_id': 73, 'start_character': 0, 'end_paragraph_id': 73, 'end_character': 927, 'bleu_score': 0.6127642997446511, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16934271616984543635}, 'section': 'Section::::Reception.:Historical accuracy.\n'}]}]