Question: what is a commercial driver's license ca
[{'answer': 'must have a CDL', 'provenance': [{'wikipedia_id': '1165948', 'title': "Commercial driver's license", 'start_paragraph_id': 16, 'start_character': 123, 'end_paragraph_id': 16, 'end_character': 138, 'bleu_score': 1.0, 'section': 'Section::::United States.:After 1992.\n'}]}, {'provenance': [{'wikipedia_id': '1165948', 'title': "Commercial driver's license", 'start_paragraph_id': 16, 'start_character': 0, 'end_paragraph_id': 16, 'end_character': 822, 'bleu_score': 0.9618420214052931, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14746246365970422356}, 'section': 'Section::::United States.:After 1992.\n'}]}]