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Prince Sihanouk , facing internal struggles of his own , due to the rise of the Khmer Rouge , did not want Cambodia to be involved in the conflict .
 person: Sihanouk; organization: Khmer Rouge; location: Cambodia
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: Sihanouk, Khmer Rouge, Cambodia 
Answer:
 person: Sihanouk; organization: Khmer Rouge; location: Cambodia