Question: who plays the cat in fievel goes west
[{'answer': 'John Cleese', 'provenance': [{'wikipedia_id': '1456329', 'title': 'An American Tail: Fievel Goes West', 'start_paragraph_id': 28, 'start_character': 122, 'end_paragraph_id': 28, 'end_character': 133, 'bleu_score': 1.0, 'section': 'Section::::Production.\n'}]}, {'provenance': [{'wikipedia_id': '1456329', 'title': 'An American Tail: Fievel Goes West', 'start_paragraph_id': 16, 'start_character': 0, 'end_paragraph_id': 16, 'end_character': 38, 'bleu_score': 0.6803749333171201, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11645949585699070742}, 'section': 'Section::::Cast.\n'}]}]