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R.C. Singh is a member of the Rajya Sabha for the West Bengal constituency , and a member of the Communist Party of India .
 person: R.C. Singh; location: West Bengal; organization: Communist Party of India
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: R.C. Singh, West Bengal, Communist Party of India 
Answer:
 person: R.C. Singh; location: West Bengal; organization: Communist Party of India