According to Aesop's Fables, which animal did the tortoise beat in a race?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'INTERNAL', 'name_': 'Q6173448', 'id': 0, 'label': 'Wikipedia:Vital articles/Level/4'}, {'type': 'INTERNAL', 'name_': 'Q148', 'id': 1, 'label': "People's Republic of China"}, {'type': 'INTERNAL', 'name_': 'Q15180', 'id': 2, 'label': 'Soviet Union'}, {'type': 'INTERNAL', 'name_': 'Q44148', 'id': 3, 'label': 'male'}, {'type': 'INTERNAL', 'name_': 'Q43423', 'id': 4, 'label': 'Aesop'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q865902', 'id': 5, 'label': "Aesop's Fables"}, {'type': 'INTERNAL', 'name_': 'Q1877538', 'id': 6, 'label': 'Luo Nian Sheng'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q28133832', 'id': 7, 'label': 'Hare'}], 'links': [{'name_': 'P5008', 'source': 1, 'target': 0, 'label': 'on focus list of Wikimedia project'}, {'name_': 'P17', 'source': 1, 'target': 1, 'label': 'country'}, {'name_': 'P530', 'source': 1, 'target': 2, 'label': 'diplomatic relation'}, {'name_': 'P5008', 'source': 3, 'target': 0, 'label': 'on focus list of Wikimedia project'}, {'name_': 'P5008', 'source': 4, 'target': 0, 'label': 'on focus list of Wikimedia project'}, {'name_': 'P800', 'source': 4, 'target': 5, 'label': 'notable work'}, {'name_': 'P27', 'source': 6, 'target': 1, 'label': 'country of citizenship'}, {'name_': 'P800', 'source': 6, 'target': 5, 'label': 'notable work'}, {'name_': 'P495', 'source': 7, 'target': 2, 'label': 'country of origin'}, {'name_': 'P21', 'source': 7, 'target': 3, 'label': 'sex or gender'}]}