Question: who sang vocals on blinded by the light
[{'answer': 'Chris Hamlet Thompson', 'provenance': [{'wikipedia_id': '1660821', 'title': 'Blinded by the Light', 'start_paragraph_id': 23, 'start_character': 12, 'end_paragraph_id': 23, 'end_character': 33, 'bleu_score': 1.0, 'section': 'Section::::Personnel.\n'}]}, {'provenance': [{'wikipedia_id': '1660821', 'title': 'Blinded by the Light', 'start_paragraph_id': 23, 'start_character': 0, 'end_paragraph_id': 23, 'end_character': 50, 'bleu_score': 0.6147881529512641, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13086173228839288741}, 'section': 'Section::::Personnel.\n'}]}]