57899
Russian Empire postmark s and postage stamp s were in used in the territory of Azerbaijan from 1858 .
 location: Empire; location: Azerbaijan
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: Empire, Azerbaijan 
Answer:
 location: Empire; location: Azerbaijan