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Cornish nationalists have organised into two political parties : Mebyon Kernow , formed in 1951 , and the Cornish Nationalist Party .
 organization: Mebyon Kernow; organization: Cornish Nationalist Party
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: Mebyon Kernow, Cornish Nationalist Party 
Answer:
 organization: Mebyon Kernow; organization: Cornish Nationalist Party