Question: who sings oh what a beautiful morning in oklahoma
[{'answer': 'Curly McLain', 'provenance': [{'wikipedia_id': '3015718', 'title': "Oh, What a Beautiful Mornin'", 'start_paragraph_id': 1, 'start_character': 250, 'end_paragraph_id': 1, 'end_character': 262, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '3015718', 'title': "Oh, What a Beautiful Mornin'", 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 586, 'bleu_score': 0.9516391630120881, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18372378452594069102}, 'section': 'Section::::Abstract.'}]}]