Question: when was the 1 pound note withdrawn from circulation
[{'answer': '11 March 1988', 'provenance': [{'wikipedia_id': '50389230', 'title': 'Bank of England £1 note', 'start_paragraph_id': 6, 'start_character': 1145, 'end_paragraph_id': 6, 'end_character': 1158, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}]