7195
The Soviet Union also used a 37 " mm , the 37 " mm M1939 , which appears to have been copied from the Bofors 40 " mm .
 location: Soviet Union
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 
Answer:
 location: Soviet Union