187962
World War I had started and year after in 1915 his father was called up had to join the Austrian army and his regiment was sent to the front line .
 organization: Austrian army
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: Austrian army 
Answer:
 organization: Austrian army