Question: when was oh what a beautiful morning written
[{'answer': '1943', 'provenance': [{'wikipedia_id': '3015718', 'title': "Oh, What a Beautiful Mornin'", 'start_paragraph_id': 1, 'start_character': 112, 'end_paragraph_id': 1, 'end_character': 116, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]