Question: who sings how do you solve a problem like maria
[{'answer': 'the nuns at Nonnberg Abbey', 'provenance': [{'wikipedia_id': '13237325', 'title': 'Maria (Rodgers and Hammerstein song)', 'start_paragraph_id': 2, 'start_character': 21, 'end_paragraph_id': 2, 'end_character': 47, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '13237325', 'title': 'Maria (Rodgers and Hammerstein song)', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 165, 'bleu_score': 0.934334813046729, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7287466660758528651}, 'section': 'Section::::Abstract.'}]}]