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Faced with the need to protect Polish civilians , the AK decided to fight back in early May , and organized a concentrated assault against the fortified Lithuanian positions around the village of Murowana Oszmianka .
 Polish, Lithuanian
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Polish, Lithuanian