Question: who sang i cant tell you why eagles
[{'answer': 'Eagles', 'provenance': [{'wikipedia_id': '2813962', 'title': "I Can't Tell You Why", 'start_paragraph_id': 1, 'start_character': 59, 'end_paragraph_id': 1, 'end_character': 65, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]