What is the 4th longest river in North America?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q784', 'id': 0, 'label': 'Dominica'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q49', 'id': 1, 'label': 'North America'}], 'links': [{'name_': 'P17', 'source': 0, 'target': 0, 'label': 'country'}, {'name_': 'P30', 'source': 0, 'target': 1, 'label': 'continent'}]}
Dominica is a country in North America.
The region of North America is the location of the city of Dominica which is in the country of the same name .
What is the 4th longest river in North America?</s> [unused1]Dominica                [unused2] is a country in North America.
What is the 4th longest river in North America?</s>Dominica is a country in North America.
What is the 4th longest river in North America?</s>The region of North America is the location of the city of [unused1]Dominica                [unused2] which is in the country of the same name .
What is the 4th longest river in North America?</s>The region of North America is the location of the city of Dominica which is in the country of the same name .
What is the 4th longest river in North America?</s>[unused1]Dominica[unused2],country,[unused1]Dominica[unused2],[unused1]Dominica[unused2],continent,North America,North America,0,[unused1]Dominica[unused2],North America,0,North America
What is the 4th longest river in North America?</s>Dominica,country,Dominica,Dominica,continent,North America,North America,0,Dominica,North America,0,North America