174994
It was invented by Jack Scruby for use in 19th-century African Colonial period campaigns .
 person: Jack Scruby
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: Jack Scruby 
Answer:
 person: Jack Scruby