What is the biggest capital by population of Africa?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'QUESTIONS_ENTITY', 'name_': 'Q15', 'id': 0, 'label': 'Africa'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q1515', 'id': 1, 'label': 'Abidjan'}], 'links': [{'name_': 'P30', 'source': 1, 'target': 0, 'label': 'continent'}]}
Abidjan is in Africa.
Abidjan is a country in Africa .
What is the biggest capital by population of Africa?</s> [unused1]Abidjan                [unused2] is in Africa.
What is the biggest capital by population of Africa?</s>Abidjan is in Africa.
What is the biggest capital by population of Africa?</s> [unused1]Abidjan                [unused2] is a country in Africa .
What is the biggest capital by population of Africa?</s>Abidjan is a country in Africa .
What is the biggest capital by population of Africa?</s>Africa,0,Africa,Africa,0,[unused1]Abidjan[unused2],[unused1]Abidjan[unused2],continent,Africa,[unused1]Abidjan[unused2],0,[unused1]Abidjan[unused2]
What is the biggest capital by population of Africa?</s>Africa,0,Africa,Africa,0,Abidjan,Abidjan,continent,Africa,Abidjan,0,Abidjan