Question: what is the mountain range between europe and asia
[{'answer': 'Ural Mountains', 'provenance': [{'wikipedia_id': '1187515', 'title': 'Geography of Europe', 'start_paragraph_id': 1, 'start_character': 330, 'end_paragraph_id': 1, 'end_character': 344, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]