Which Japanese emperor had the longest tenure?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'QUESTIONS_ENTITY', 'name_': 'Q17', 'id': 0, 'label': 'Japan'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q188712', 'id': 1, 'label': 'Empire of Japan'}], 'links': [{'name_': 'P17', 'source': 0, 'target': 0, 'label': 'country'}, {'name_': 'P1365', 'source': 0, 'target': 1, 'label': 'replaces'}, {'name_': 'P156', 'source': 1, 'target': 0, 'label': 'followed by'}]}
Japan is the country of Japan, which succeeded the Empire of Japan.
The Emperor of Japan was preceded by the Empire of Japan which is found in Japan .
Which Japanese emperor had the longest tenure?</s>Japan is the country of Japan, which succeeded the [unused1]Empire of Japan                [unused2] .
Which Japanese emperor had the longest tenure?</s>Japan is the country of Japan, which succeeded the Empire of Japan.
Which Japanese emperor had the longest tenure?</s>The Emperor of Japan was preceded by the [unused1]Empire of Japan                [unused2] which is found in Japan .
Which Japanese emperor had the longest tenure?</s>The Emperor of Japan was preceded by the Empire of Japan which is found in Japan .
Which Japanese emperor had the longest tenure?</s>Japan,country,Japan,Japan,replaces,[unused1]Empire of Japan[unused2],[unused1]Empire of Japan[unused2],followed by,Japan,[unused1]Empire of Japan[unused2],0,[unused1]Empire of Japan[unused2]
Which Japanese emperor had the longest tenure?</s>Japan,country,Japan,Japan,replaces,Empire of Japan,Empire of Japan,followed by,Japan,Empire of Japan,0,Empire of Japan