41153
In St. Petersburg he received a commission to paint the daughters of the emperor Nicholas I .
 location: Petersburg; person: Nicholas I
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: Petersburg, Nicholas I 
Answer:
 location: Petersburg; person: Nicholas I