194496
In 1925 , Rosalie Plekhanova presented the Archive and Library to the Soviet Union " having refused various individuals and research institutions , like Musée Social and Institut des Études Slaves , which suggested outright acquisition or temporary housing in Prague or in some West European archive institution . "
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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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