56407
He occupied that post until succeeded by Lord Byng of Vimy in 1921 .
 person: Byng; location: Vimy
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: Byng, Vimy 
Answer:
 person: Byng; location: Vimy