149907
Upon his graduation from the Moscow Institute for Oil and Gas in 1959 , Entov began a long-distance course of study at the mathematical department of the Moscow State University , while working in the Institute For Drilling Technology .
 person: Entov
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: Entov 
Answer:
 person: Entov