Question: who does nick cannon play in roll bounce
[{'answer': 'Bernard', 'provenance': [{'wikipedia_id': '2583472', 'title': 'Roll Bounce', 'start_paragraph_id': 4, 'start_character': 351, 'end_paragraph_id': 4, 'end_character': 358, 'bleu_score': 1.0, 'section': 'Section::::Plot.\n'}]}, {'provenance': [{'wikipedia_id': '2583472', 'title': 'Roll Bounce', 'start_paragraph_id': 14, 'start_character': 0, 'end_paragraph_id': 14, 'end_character': 34, 'bleu_score': 0.5081327481546141, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3870323131633855792}, 'section': 'Section::::Cast.\n'}]}]