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Tehran had been governed by reformists since 1989 , but a conservative city council was elected in the February 28 municipal polls in a result attributed to a meager turnout amid growing public disillusionment with electoral politics .
 council: person; Tehran: place
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: elect 
  Option: person, entity, place 
Text: {0} 
Answer:
 council: person; Tehran: place