Question: what was the last thing to be rationed in the uk
[{'answer': 'Petrol', 'provenance': [{'wikipedia_id': '1279880', 'title': 'Rationing in the United Kingdom', 'start_paragraph_id': 91, 'start_character': 0, 'end_paragraph_id': 91, 'end_character': 6, 'bleu_score': 1.0, 'section': 'Section::::Suez Crisis.\n'}]}, {'provenance': [{'wikipedia_id': '1279880', 'title': 'Rationing in the United Kingdom', 'start_paragraph_id': 91, 'start_character': 0, 'end_paragraph_id': 91, 'end_character': 186, 'bleu_score': 0.9383861709333501, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 522303277258774260}, 'section': 'Section::::Suez Crisis.\n'}]}]