Original: From 2008 until 2010 , the councillors are Aldo Polanco Contreras , Andrea Aranda Escudero , Viviana Parraguez Ulloa , Patricio Morales , Juan Cornejo Vargas and Marta Urzúa Púa .
Simplified: The current councilors are Aldo Polanco Contreras , Andrea Aranda Escudero , Viviana Parraguez Ulloa , Juan Cornejo Vargas and Marta Urzúa Púa .