30222
Communist parties had already come to power in Romania , Bulgaria , Albania , and Yugoslavia .
 location: Romania; location: Bulgaria; location: Albania; location: Yugoslavia
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: Romania, Bulgaria, Albania, Yugoslavia 
Answer:
 location: Romania; location: Bulgaria; location: Albania; location: Yugoslavia