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Born in Thornton Heath , Lloyd studied shorthand at the London Mechanics ' Institution , then wrote a book on stenography .
 person: Lloyd; organization: London Mechanics ' Institution
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: Lloyd, London Mechanics ' Institution 
Answer:
 person: Lloyd; organization: London Mechanics ' Institution