Question: who sings i'm not as good as i once was
[{'answer': 'Toby Keith', 'provenance': [{'wikipedia_id': '12308082', 'title': 'As Good as I Once Was', 'start_paragraph_id': 1, 'start_character': 91, 'end_paragraph_id': 1, 'end_character': 101, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '12308082', 'title': 'As Good as I Once Was', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 460, 'bleu_score': 0.946458428441119, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15904309011236598190}, 'section': 'Section::::Abstract.'}]}]