Question: who sang on the road again canned heat
[{'answer': 'Alan Wilson', 'provenance': [{'wikipedia_id': '5314673', 'title': 'On the Road Again (Canned Heat song)', 'start_paragraph_id': 1, 'start_character': 302, 'end_paragraph_id': 1, 'end_character': 313, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '5314673', 'title': 'On the Road Again (Canned Heat song)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 617, 'bleu_score': 0.9812185674664711, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6205873871613932832}, 'section': 'Section::::Abstract.'}]}]