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Kvasov 's younger brother Aleksei is credited with devising the general layout of Kazan ( 1766 ) , Tver ( 1767 ) , Astrakhan ( 1768 ) , Kharkov ( 1768 ) , and the Admiralty part of St Petersburg .
 person: Kvasov; location: Kazan; location: Tver; location: Astrakhan; location: Kharkov; location: St Petersburg
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:
 person: Kvasov; location: Kazan; location: Tver; location: Astrakhan; location: Kharkov; location: St Petersburg