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He was educated at Eton , the Royal Military College , Sandhurst , and Trinity College , Cambridge .
 organization: Eton; organization: Royal Military College , Sandhurst; organization: Trinity College , Cambridge
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 organization: Eton; organization: Royal Military College , Sandhurst; organization: Trinity College , Cambridge