What is the longest river in the largest country in South America?
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The Amazon River is in South America.
The Amazon River is a river in South America .
What is the longest river in the largest country in South America?</s>The [unused1]Amazon River                [unused2] is in South America.
What is the longest river in the largest country in South America?</s>The Amazon River is in South America.
What is the longest river in the largest country in South America?</s>The [unused1]Amazon River                [unused2] is a river in South America .
What is the longest river in the largest country in South America?</s>The Amazon River is a river in South America .
What is the longest river in the largest country in South America?</s>South America,0,South America,South America,0,[unused1]Amazon River[unused2],[unused1]Amazon River[unused2],continent,South America,[unused1]Amazon River[unused2],0,[unused1]Amazon River[unused2]
What is the longest river in the largest country in South America?</s>South America,0,South America,South America,0,Amazon River,Amazon River,continent,South America,Amazon River,0,Amazon River