8163
In 835 , he confronted rebellious citizens of Mérida by having a large internal fortress built ; again in 837 , he suppressed a revolt of Christians and Jews in Toledo via the same measures .
 Mérida, Toledo
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Mérida, Toledo