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In 1952 he became company commander of the 43rd/Battaglione Alpini Sciatori „ Monte Cervino “ , a ski warfare company , in Aosta .
 Aosta
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Aosta