Question: who wrote the song till i gain control again
[{'answer': 'Rodney Crowell', 'provenance': [{'wikipedia_id': '25738410', 'title': "'Til I Gain Control Again", 'start_paragraph_id': 1, 'start_character': 57, 'end_paragraph_id': 1, 'end_character': 71, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]