Question: who does john cena play in rise of the teenage mutant ninja turtles
[{'answer': 'Baron Draxum', 'provenance': [{'wikipedia_id': '55705521', 'title': 'Rise of the Teenage Mutant Ninja Turtles', 'start_paragraph_id': 90, 'start_character': 438, 'end_paragraph_id': 90, 'end_character': 450, 'bleu_score': 1.0, 'section': 'Section::::Production.\n'}]}]