139851
In 1972 the 25 h and 3 Kčs coins were withdrawn , and – from 1972 – 20 h ( as part of the new series ) and 2 Kčs coins were introduced instead .
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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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