32519
He served in the 4th Infantry Division during the Korean War from October 1950 to October 1952 .
 organization: 4th Infantry Division; event: Korean War
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: 4th Infantry Division, Korean War 
Answer:
 organization: 4th Infantry Division; event: Korean War