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E.G. Mestergazi has devoted almost a quarter of a century to studying the life and works of one of the first Russian emigrants : the poet , philologist , and author of " Sepulchral notes " , Vladimir Sergeevich Pecherin ( 1807-1885 ) .
 person: Vladimir Sergeevich Pecherin
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: Vladimir Sergeevich Pecherin 
Answer:
 person: Vladimir Sergeevich Pecherin