Question: when did it become necessary to have a driver's license
[{'answer': '1 January 1904', 'provenance': [{'wikipedia_id': '39527321', 'title': "Driver's license", 'start_paragraph_id': 7, 'start_character': 51, 'end_paragraph_id': 7, 'end_character': 65, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '39527321', 'title': "Driver's license", 'start_paragraph_id': 7, 'start_character': 0, 'end_paragraph_id': 7, 'end_character': 500, 'bleu_score': 0.8875460542830941, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1662809578340042831}, 'section': 'Section::::History.\n'}]}]