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Transportation Charshanga is on a branch of the Trans-Caspian railway that leads from Samarqand in Uzbekistan , through the far east of Turkmenistan , and then back to Termez in Uzbekistan and finally Dushanbe in Tajikistan .
 location: Samarqand; location: Uzbekistan; location: Turkmenistan; location: Termez; location: Uzbekistan; location: Dushanbe; location: Tajikistan
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: Samarqand, Uzbekistan, Turkmenistan, Termez, Uzbekistan, Dushanbe, Tajikistan 
Answer:
 location: Samarqand; location: Uzbekistan; location: Turkmenistan; location: Termez; location: Uzbekistan; location: Dushanbe; location: Tajikistan