What is the largest city in Europe by population?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'QUESTIONS_ENTITY', 'name_': 'Q46', 'id': 0, 'label': 'Europe'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q1524', 'id': 1, 'label': 'Athens'}], 'links': [{'name_': 'P30', 'source': 1, 'target': 0, 'label': 'continent'}]}
Athens is in the European continent.
Athens is a city in Europe .
What is the largest city in Europe by population?</s> [unused1]Athens                [unused2] is in the European continent.
What is the largest city in Europe by population?</s>Athens is in the European continent.
What is the largest city in Europe by population?</s> [unused1]Athens                [unused2] is a city in Europe .
What is the largest city in Europe by population?</s>Athens is a city in Europe .
What is the largest city in Europe by population?</s>Europe,0,Europe,Europe,0,[unused1]Athens[unused2],[unused1]Athens[unused2],continent,Europe,[unused1]Athens[unused2],0,[unused1]Athens[unused2]
What is the largest city in Europe by population?</s>Europe,0,Europe,Europe,0,Athens,Athens,continent,Europe,Athens,0,Athens