Question: how old is the girl in sia new video
[{'answer': '11', 'provenance': [{'wikipedia_id': '41938992', 'title': 'Maddie Ziegler', 'start_paragraph_id': 1, 'start_character': 177, 'end_paragraph_id': 1, 'end_character': 179, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '41938992', 'title': 'Maddie Ziegler', 'start_paragraph_id': 9, 'start_character': 0, 'end_paragraph_id': 9, 'end_character': 960, 'bleu_score': 0.9526833300385281, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11034012056624825988}, 'section': 'Section::::Career.:"Dance Moms" and music videos.\n'}]}]