Question: where does do start in the key of c
[{'answer': 'C', 'provenance': [{'wikipedia_id': '421402', 'title': 'C major', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 1, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]