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The school finally closed its doors in July 1975 when it merged with the town 's Grammar and High School s to form The Dudley School , which in turn became Castle High in September 1989 on its merger with The Blue Coat School .
 organization: High School; location: Dudley; organization: Castle High; organization: The Blue Coat School
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: High School, Dudley, Castle High, The Blue Coat School 
Answer:
 organization: High School; location: Dudley; organization: Castle High; organization: The Blue Coat School