Question: what was the last to be derationed after ww2
[{'answer': 'Meat', 'provenance': [{'wikipedia_id': '1279880', 'title': 'Rationing in the United Kingdom', 'start_paragraph_id': 10, 'start_character': 156, 'end_paragraph_id': 10, 'end_character': 160, 'bleu_score': 1.0, 'section': 'Section::::Second World War.\n'}]}]