Question: who created the quote keep calm and carry on
[{'answer': 'the British government', 'provenance': [{'wikipedia_id': '21875788', 'title': 'Keep Calm and Carry On', 'start_paragraph_id': 1, 'start_character': 60, 'end_paragraph_id': 1, 'end_character': 82, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '21875788', 'title': 'Keep Calm and Carry On', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 620, 'bleu_score': 0.90233212785796, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3651946122122193102}, 'section': 'Section::::Abstract.'}]}]