329988
After the elections of October 1946 he became a deputy mayor of the city council under Otto Ostrowski and remained in that office when Louise Schroeder succeeded Ostrowski on 8 May 1947 .
 person: Otto Ostrowski; person: Louise Schroeder; person: Ostrowski
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: Otto Ostrowski, Louise Schroeder, Ostrowski 
Answer:
 person: Otto Ostrowski; person: Louise Schroeder; person: Ostrowski