3340
In 1956 , Nikita Khruschev formally repudiated the Short Course in his Secret Speech .
 organization: Nikita Khruschev; organization: Secret Speech
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: Nikita Khruschev, Secret Speech 
Answer:
 organization: Nikita Khruschev; organization: Secret Speech