What is the fourth tallest mountain in Asia?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'QUESTIONS_ENTITY', 'name_': 'Q48', 'id': 0, 'label': 'Asia'}, {'type': 'INTERNAL', 'name_': 'Q513', 'id': 1, 'label': 'Mount Everest'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q168702', 'id': 2, 'label': 'Lhotse'}, {'type': 'INTERNAL', 'name_': 'Q4141286', 'id': 3, 'label': 'Gokyo Ri'}], 'links': [{'name_': 'P610', 'source': 0, 'target': 1, 'label': 'highest point'}, {'name_': 'P30', 'source': 1, 'target': 0, 'label': 'continent'}, {'name_': 'P3173', 'source': 3, 'target': 1, 'label': 'offers view on'}, {'name_': 'P3173', 'source': 3, 'target': 2, 'label': 'offers view on'}]}