Question: who does the voice of amber in sofia the first
[{'answer': 'Darcy Rose Byrnes', 'provenance': [{'wikipedia_id': '34396117', 'title': 'Sofia the First', 'start_paragraph_id': 11, 'start_character': 12, 'end_paragraph_id': 11, 'end_character': 29, 'bleu_score': 1.0, 'section': 'Section::::Cast and characters.:Main Cast.\n'}]}, {'provenance': [{'wikipedia_id': '34396117', 'title': 'Sofia the First', 'start_paragraph_id': 11, 'start_character': 0, 'end_paragraph_id': 11, 'end_character': 47, 'bleu_score': 0.6803749333171201, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2808211844462003105}, 'section': 'Section::::Cast and characters.:Main Cast.\n'}]}]