Question: who does the voice of ted in the movie
[{'answer': 'Seth MacFarlane', 'provenance': [{'wikipedia_id': '31201599', 'title': 'Ted (film)', 'start_paragraph_id': 1, 'start_character': 47, 'end_paragraph_id': 1, 'end_character': 62, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]