Individual #Oklahoma__Sooner_State__OK  a state in south central United States
  instance of:  American_state
  part:  Platt_National_Park  Bartlesville  Enid  Lawton  McAlester  Muskogee.Oklahoma  Oklahoma_City  Tulsa  Arkansas_River  Canadian_River  Cimarron_River  Llano_Estacado  Neosho_River
  part of:  USA__United_States_of_America__United_States__America__US__U.S.__U.S.A.  North American republic containing 50 states - 48 conterminous states in North America plus Alaska in northwest North America and the Hawaiian Islands in the Pacific Ocean; achieved independence in 1776
     part of:  North_America  a continent (the third largest) in the western hemisphere connected to South America by the Isthmus of Panama
        part of:  northern_hemisphere  the hemisphere north of the equator
        part of:  western_hemisphere__westernhemisphere__occident__New_World  the hemisphere that includes North and South America
        part of:  the_Americas__America  North and South America

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