229517
After completing Ranger School , Special Forces Combat Diver School and other specialty schools , Herdman decided to end his time in the military after four years .
 person: Herdman
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: Herdman 
Answer:
 person: Herdman