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The nation states that comprise the Caucasus today are the post-Soviet states Georgia ( including Adjara and Abkhazia ) , Azerbaijan ( including Nakhchivan ) , Armenia , and the Russian Federation .
 location: Caucasus; location: Georgia; location: Adjara; location: Abkhazia; location: Azerbaijan; location: Nakhchivan; location: Armenia; location: Russian Federation
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Caucasus; location: Georgia; location: Adjara; location: Abkhazia; location: Azerbaijan; location: Nakhchivan; location: Armenia; location: Russian Federation