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The Reserve Armies were a group of armies formed by the Soviet Union ’s Red Army during World War II .
 location: Soviet Union ’s Red Army
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: Soviet Union ’s Red Army 
Answer:
 location: Soviet Union ’s Red Army