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The coast then runs south to Sevastopol / Chersonesus , a good natural harbor , great naval base and the largest city on the peninsula .
 location: Sevastopol; location: Chersonesus
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Sevastopol; location: Chersonesus