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However , Louis of Aquitaine marched the entire army of his kingdom over the Pyrenees and besieged it for two years , wintering there from 800 to 801 , when it capitulated .
 Louis, Aquitaine, Pyrenees
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Louis, Aquitaine, Pyrenees