Question: who wrote a bestselling book at 8 years old
[{'answer': 'Juliette Davies', 'provenance': [{'wikipedia_id': '25955923', 'title': 'List of books written by children or teenagers', 'start_paragraph_id': 20, 'start_character': 12, 'end_paragraph_id': 20, 'end_character': 27, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '25955923', 'title': 'List of books written by children or teenagers', 'start_paragraph_id': 20, 'start_character': 0, 'end_paragraph_id': 20, 'end_character': 152, 'bleu_score': 0.9243880458347601, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3752712884485189736}, 'section': 'Section::::Abstract.'}]}]