Question: basque is a good example of a (an)
[{'answer': 'a language isolate', 'provenance': [{'wikipedia_id': '3738', 'title': 'Basque language', 'start_paragraph_id': 1, 'start_character': 242, 'end_paragraph_id': 1, 'end_character': 260, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '3738', 'title': 'Basque language', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 589, 'bleu_score': 0.818382604965697, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8277526272308668169}, 'section': 'Section::::Abstract.'}]}]