53014
He was recruited into Yugoslav People 's Army in Sisak , Socialist Republic of Croatia in the years 1966 / 67 .
 Yugoslav People 's Army, Sisak, Socialist Republic of Croatia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Yugoslav People 's Army, Sisak, Socialist Republic of Croatia