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Field was born at Chesham , Buckinghamshire and joined the Royal Navy , becoming a lieutenant on 20 December 1851 .
 person: Field; location: Chesham; location: Buckinghamshire
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: Field, Chesham, Buckinghamshire 
Answer:
 person: Field; location: Chesham; location: Buckinghamshire