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Ksawery Błasiak ( nom de guerre " Albert " ) ( born 1900 , died August 1 , 1966 in London ) was a lieutenant of the Polish Army , of the Home Army and the anti-communist underground WiN .
 Ksawery Błasiak
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
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Text: {0} 
Answer:
 Ksawery Błasiak