Question: who replaced glenn frey in the eagles band
[{'answer': 'Vince Gill', 'provenance': [{'wikipedia_id': '90785', 'title': 'Eagles (band)', 'start_paragraph_id': 5, 'start_character': 102, 'end_paragraph_id': 5, 'end_character': 112, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Deacon Frey ( son of Glenn )'}]