Question: who plays the chipmunks in alvin and the chipmunks
[{'answer': 'Justin Long', 'provenance': [{'wikipedia_id': '355901', 'title': 'Alvin and the Chipmunks', 'start_paragraph_id': 3, 'start_character': 86, 'end_paragraph_id': 3, 'end_character': 97, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Jesse McCartney', 'provenance': [{'wikipedia_id': '355901', 'title': 'Alvin and the Chipmunks', 'start_paragraph_id': 3, 'start_character': 123, 'end_paragraph_id': 3, 'end_character': 138, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '355901', 'title': 'Alvin and the Chipmunks', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 454, 'bleu_score': 0.92959410412591, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1595525616053528190}, 'section': 'Section::::Abstract.'}]}]