What river flows through the U.S. and is the largest river of North America?
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The United States of America is part of North America, where the Columbia River is located.
The United States of America is the location of the river , Columbia River . It is the country of the North America , part of the U.S.A. , where the people are called Americans .
What river flows through the U.S. and is the largest river of North America?</s>The United States of America is part of North America, where the [unused1]Columbia River                [unused2] is located.
What river flows through the U.S. and is the largest river of North America?</s>The United States of America is part of North America, where the Columbia River is located.
What river flows through the U.S. and is the largest river of North America?</s>The United States of America is the location of the river , [unused1]Columbia River                [unused2] . It is the country of the North America , part of the U.S.A. , where the people are called Americans .
What river flows through the U.S. and is the largest river of North America?</s>The United States of America is the location of the river , Columbia River . It is the country of the North America , part of the U.S.A. , where the people are called Americans .
What river flows through the U.S. and is the largest river of North America?</s>United States of America,country,United States of America,United States of America,part of,North America,United States of America,0,[unused1]Columbia River[unused2],North America,has part(s),United States of America,North America,0,North America,North America,0,[unused1]Columbia River[unused2],[unused1]Columbia River[unused2],country,United States of America,[unused1]Columbia River[unused2],continent,North America,[unused1]Columbia River[unused2],0,[unused1]Columbia River[unused2]
What river flows through the U.S. and is the largest river of North America?</s>United States of America,country,United States of America,United States of America,part of,North America,United States of America,0,Columbia River,North America,has part(s),United States of America,North America,0,North America,North America,0,Columbia River,Columbia River,country,United States of America,Columbia River,continent,North America,Columbia River,0,Columbia River