Question: who does the voice of the caterpillar in a bug's life
[{'answer': 'Ranft', 'provenance': [{'wikipedia_id': '2477208', 'title': 'Joe Ranft', 'start_paragraph_id': 0, 'start_character': 4, 'end_paragraph_id': 0, 'end_character': 9, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2477208', 'title': 'Joe Ranft', 'start_paragraph_id': 8, 'start_character': 0, 'end_paragraph_id': 8, 'end_character': 505, 'bleu_score': 0.9511135937842321, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2579932608840125147}, 'section': 'Section::::Career.\n'}]}]