361478
He was the third child and youngest son of Thomson Mason and his wife Mary King Barnes .
 person: Thomson Mason; person: Barnes
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, Barnes 
Answer:
 person: Thomson Mason; person: Barnes