456
The film is based on the true story of Robert Hanssen , an FBI agent convicted of spying for the Soviet Union and later Russia for more than two decades .
 person: Robert Hanssen; organization: FBI; location: Soviet Union; location: Russia
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: Robert Hanssen; organization: FBI; location: Soviet Union; location: Russia