37047
Mikhail Gromov once voiced the opinion that the isoperimetric inequality was known already to the Ancient Greeks .
 person: Mikhail Gromov
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: Mikhail Gromov 
Answer:
 person: Mikhail Gromov