Question: who sings up the ladder to the roof
[{'answer': 'Jean Terrell', 'provenance': [{'wikipedia_id': '1956932', 'title': 'Up the Ladder to the Roof', 'start_paragraph_id': 1, 'start_character': 156, 'end_paragraph_id': 1, 'end_character': 168, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1956932', 'title': 'Up the Ladder to the Roof', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 673, 'bleu_score': 0.9832621206481431, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15954064117939535471}, 'section': 'Section::::Abstract.'}]}]