Question: who did tim allen play in toy story
[{'answer': 'Buzz Lightyear', 'provenance': [{'wikipedia_id': '53085', 'title': 'Toy Story', 'start_paragraph_id': 2, 'start_character': 223, 'end_paragraph_id': 2, 'end_character': 237, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]