Question: what year did the first eagles album come out
[{'answer': '1972', 'provenance': [{'wikipedia_id': '1031332', 'title': 'Eagles (album)', 'start_paragraph_id': 1, 'start_character': 154, 'end_paragraph_id': 1, 'end_character': 158, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1031332', 'title': 'Eagles (album)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 525, 'bleu_score': 0.978138775770484, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17165363276058940311}, 'section': 'Section::::Abstract.'}]}]