Question: what county is vero beach florida located in
[{'answer': 'Indian River County', 'provenance': [{'wikipedia_id': '109267', 'title': 'Vero Beach, Florida', 'start_paragraph_id': 1, 'start_character': 40, 'end_paragraph_id': 1, 'end_character': 59, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]