Question: who sang lazy hazy crazy days of summer
[{'answer': 'Nat King Cole', 'provenance': [{'wikipedia_id': '22499695', 'title': 'Those Lazy-Hazy-Crazy Days of Summer', 'start_paragraph_id': 1, 'start_character': 56, 'end_paragraph_id': 1, 'end_character': 69, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '22499695', 'title': 'Those Lazy-Hazy-Crazy Days of Summer', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 148, 'bleu_score': 0.929712191543383, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16736637868335777440}, 'section': 'Section::::Abstract.'}]}]