Question: who plays madea in madea's witness protection
[{'answer': 'Tyler Perry', 'provenance': [{'wikipedia_id': '34361583', 'title': "Madea's Witness Protection", 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 11, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]