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Early life Born in Kent , Imbert was educated at the Harvey Grammar School in Folkestone , spent his National Service in the Royal Air Force Police and worked for a short time with Kent County Council , before joining the Metropolitan Police in 1953 at Bow Street Police Station .
 Kent, Imbert, Harvey Grammar School, Folkestone, Service, Police, Kent, Metropolitan Police, Police
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Kent, Imbert, Harvey Grammar School, Folkestone, Service, Police, Kent, Metropolitan Police, Police