Question: who does the voice of hans in frozen
[{'answer': 'Santino Fontana', 'provenance': [{'wikipedia_id': '42164902', 'title': 'Hans (Frozen)', 'start_paragraph_id': 1, 'start_character': 176, 'end_paragraph_id': 1, 'end_character': 191, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '42164902', 'title': 'Hans (Frozen)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 203, 'bleu_score': 0.547407956450785, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 565866343137386473}, 'section': 'Section::::Abstract.'}]}]