Question: who did the song year of the cat
[{'answer': 'Al Stewart', 'provenance': [{'wikipedia_id': '7645806', 'title': 'Year of the Cat (song)', 'start_paragraph_id': 1, 'start_character': 59, 'end_paragraph_id': 1, 'end_character': 69, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]