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The Kazakh Steppe or Kirghiz Steppe ecoregion , of the Palearctic Temperate grasslands , savannas , and shrublands Biome , is a vast region of open grassland in northern Kazakhstan and adjacent portions of Russia , extending to the east of the Pontic steppe and to the west of the Emin Valley steppe , with which it forms part of the Eurasian steppe .
 location: Kazakhstan; location: Russia
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Kazakhstan, Russia 
Answer:
 location: Kazakhstan; location: Russia