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In page Euphemia of Münsterberg:

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Nicholas, Abbot of Heinrichau (Henryków), was strongly opposed to Euphemia's rule; it was suspected that he was a Hussite. In revenge, the Duchess ordered Sigismund of Rachenau, the castellan of Neuhaus (Chałupki) to plunder and burn the monastery of Heinrichau in 1438.[citation needed]