Question: which mountain range separates kinnaur and spiti from tibet
[{'answer': 'Himalaya mountains'}, {'provenance': [{'wikipedia_id': '8445764', 'title': 'Spiti Valley', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 231, 'bleu_score': 0.8034512038068881, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10442013640209242696}, 'section': 'Section::::Abstract.'}]}]