Question: who sang the song wasted days and wasted nights
[{'answer': 'Freddy Fender', 'provenance': [{'wikipedia_id': '13508167', 'title': 'Wasted Days and Wasted Nights', 'start_paragraph_id': 1, 'start_character': 80, 'end_paragraph_id': 1, 'end_character': 93, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '13508167', 'title': 'Wasted Days and Wasted Nights', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 238, 'bleu_score': 0.953991849837532, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16946974865758521687}, 'section': 'Section::::Abstract.'}]}]