Question: who sings the song broken merry go round
[{'answer': 'Kacey Musgraves', 'provenance': [{'wikipedia_id': '43525476', 'title': 'Josh Osborne', 'start_paragraph_id': 5, 'start_character': 293, 'end_paragraph_id': 5, 'end_character': 308, 'bleu_score': 1.0, 'section': 'Section::::Career.\n'}]}]