Premise: The Ozarks , also referred to as the Ozark Mountains , Ozarks Mountain Country , and the Ozark Plateau , is a physiographic and geologic highland region of the central United States , primarily in Arkansas , Missouri , and Oklahoma . In Arkansas , a large portion is contained within the northwestern and northcentral region . For example , the ecoregion called Ozark Mountain Forests includes the Ouachita Mountains , although the Arkansas River Valley and the Ouachitas , both south of the Boston Mountains , are not usually considered part of the Ozarks .
Hypothesis: The Ozarks are partially located in Arkansas.
Label: ENTAILMENT