Question: who does jake's voice in adventure time
[{'answer': 'John DiMaggio', 'provenance': [{'wikipedia_id': '391541', 'title': 'John DiMaggio', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 13, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]