17213
Military career He joined the Royal Scots Greys in 1888 .
 organization: Military; organization: Royal Scots Greys
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: Military, Royal Scots Greys 
Answer:
 organization: Military; organization: Royal Scots Greys