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The Aragonese king Sancho Ramírez also took parias from the king of Zaragoza 's underlings at Huesca and Tudela .
 Sancho Ramírez, Huesca, Tudela
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Sancho Ramírez, Huesca, Tudela