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History In Late Antiquity , Thessalonica was the capital of the Roman province of Macedonia and of the Diocese of Macedonia , and the seat of the praetorian prefect of Illyricum .
 Thessalonica, Macedonia, Macedonia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Thessalonica, Macedonia, Macedonia