Premise: South America is a continent located in the western hemisphere , mostly in the southern hemisphere , with a relatively small portion in the northern hemisphere . It may also be considered a subcontinent of the Americas , which is the model used in nations that speak Romance languages . Brazil is by far the most populous South American country , with more than half of the continent 's population , followed by Colombia , Argentina , Venezuela and Peru .
Hypothesis: South America is a universe.
Label: CONTRADICTION