Question: who sang i never promised a rose garden
[{'answer': 'Lynn Anderson', 'provenance': [{'wikipedia_id': '30314756', 'title': 'Rose Garden (Lynn Anderson song)', 'start_paragraph_id': 0, 'start_character': 13, 'end_paragraph_id': 0, 'end_character': 26, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Billy Joe Royal', 'provenance': [{'wikipedia_id': '30314756', 'title': 'Rose Garden (Lynn Anderson song)', 'start_paragraph_id': 1, 'start_character': 202, 'end_paragraph_id': 1, 'end_character': 217, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]