Question: who is the oldest person to win dancing with the stars
[{'answer': 'Donny Osmond', 'provenance': [{'wikipedia_id': '24775967', 'title': 'List of Dancing with the Stars (U.S.) competitors', 'start_paragraph_id': 2, 'start_character': 1038, 'end_paragraph_id': 2, 'end_character': 1050, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '24775967', 'title': 'List of Dancing with the Stars (U.S.) competitors', 'start_paragraph_id': 2, 'start_character': 21, 'end_paragraph_id': 2, 'end_character': 2316, 'bleu_score': 0.8881986801205771, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13565945196492152201}, 'section': 'Section::::Abstract.'}]}]