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The Narva Offensive ( 1 – 4 March 1944 ) ( Estonian : Putki lahing ) was an operation conducted by the Soviet Leningrad Front .
 location: Narva; organization: Estonian
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: Narva, Estonian 
Answer:
 location: Narva; organization: Estonian