3915
In 1938 , Stalin sent him to govern the Ukrainian SSR , and he continued the purges there .
 person: Stalin; location: Ukrainian SSR
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:
 person: Stalin; location: Ukrainian SSR