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After his military retirement in 1962 he worked as a civilian instructor at the École militaire de haute montagne ( EMHM ) , in winters as trainer of the school 's Nordic skiing team and in summers as a high mountain guide .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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