Question: who sings school's out for the summer
[{'answer': 'Alice Cooper', 'provenance': [{'wikipedia_id': '4604120', 'title': "School's Out (song)", 'start_paragraph_id': 1, 'start_character': 74, 'end_paragraph_id': 1, 'end_character': 86, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '4604120', 'title': "School's Out (song)", 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 137, 'bleu_score': 0.679647906526452, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7207317307649651114}, 'section': 'Section::::Abstract.'}]}]