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The Rose Valley ( , Rozova dolina ) is a region in Bulgaria located just south of the Balkan Mountains and the eastern part of the lower Sredna Gora chain to the south .
 location: Rose; location: Bulgaria
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: Rose, Bulgaria 
Answer:
 location: Rose; location: Bulgaria