88371
The commune is represented in the Senate by Antonio Horvath Kiss ( RN ) and Patricio Walker Prieto ( PDC ) as part of the 18th senatorial constituency ( Aisén Region ) .
 RN, Aisén Region
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 RN, Aisén Region