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In 1960 he was appointed as head of the new department of cell biology at the John Innes Institute , and in 1964 he succeeded Florey as Head of the Dunn School , and in 1979 he was appointed as Oxford 's Regius Professor of Medicine succeeding Sir Richard Doll .
 organization: John Innes Institute; person: Florey; organization: Oxford; person: Sir Richard Doll
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: John Innes Institute, Florey, Oxford, Sir Richard Doll 
Answer:
 organization: John Innes Institute; person: Florey; organization: Oxford; person: Sir Richard Doll