Question: who is the youngest person to ever win a grammy
[{'answer': 'The Peasall Sisters', 'provenance': [{'wikipedia_id': '16116273', 'title': 'Grammy Award records', 'start_paragraph_id': 18, 'start_character': 0, 'end_paragraph_id': 18, 'end_character': 19, 'bleu_score': 1.0, 'section': 'Section::::Awards.:Youngest winners.\n'}]}, {'provenance': [{'wikipedia_id': '16116273', 'title': 'Grammy Award records', 'start_paragraph_id': 18, 'start_character': 0, 'end_paragraph_id': 18, 'end_character': 352, 'bleu_score': 0.968982777549629, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16097945361683035585}, 'section': 'Section::::Awards.:Youngest winners.\n'}]}]