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Only eleven years after he took office as mayor of Pichilemu , Caro Rodríguez inaugurated the local railway station as a train arrived at the city for the first time , something which was celebrated as a " historically important event , " according to Washington Saldías from Pichilemu News .
 Pichilemu, Caro, Washington Saldías, Pichilemu News
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Pichilemu, Caro, Washington Saldías, Pichilemu News