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John Thomson Mason ( 15 March 1765 – 10 December 1824 ) was an American jurist and Attorney General of Maryland in 1806 .
 person: Thomson Mason
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: Thomson Mason 
Answer:
 person: Thomson Mason