Question: when was the seat belt law introduced uk
[{'answer': '1983', 'provenance': [{'wikipedia_id': '925848', 'title': 'Seat belt legislation', 'start_paragraph_id': 9, 'start_character': 473, 'end_paragraph_id': 9, 'end_character': 477, 'bleu_score': 1.0, 'section': 'Section::::National comparisons.:United Kingdom.\n'}]}, {'provenance': [{'wikipedia_id': '925848', 'title': 'Seat belt legislation', 'start_paragraph_id': 9, 'start_character': 0, 'end_paragraph_id': 9, 'end_character': 1084, 'bleu_score': 0.969637097467492, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3126006523426202730}, 'section': 'Section::::National comparisons.:United Kingdom.\n'}]}]