Question: when did 1 pound note go out of circulation
[{'answer': '1984', 'provenance': [{'wikipedia_id': '50389230', 'title': 'Bank of England £1 note', 'start_paragraph_id': 1, 'start_character': 302, 'end_paragraph_id': 1, 'end_character': 306, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '50389230', 'title': 'Bank of England £1 note', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 370, 'bleu_score': 0.972407137066537, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2593586932118226157}, 'section': 'Section::::Abstract.'}]}]