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Jeffery Boswall ( 20 March 1931 – 15 August 2012 ) was a British naturalist , broadcaster and educator .
 person: Jeffery Boswall
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: Jeffery Boswall 
Answer:
 person: Jeffery Boswall