Question: who does peaches voice in ice age 4
[{'answer': 'Keke Palmer', 'provenance': [{'wikipedia_id': '47460310', 'title': 'Ice Age: Collision Course', 'start_paragraph_id': 17, 'start_character': 12, 'end_paragraph_id': 17, 'end_character': 23, 'bleu_score': 1.0, 'section': 'Section::::Cast.\n'}]}]