bn:00704685n
Noun Named Entity
Categories: All articles lacking reliable references, House of Piast, 1420s births, 1496 deaths, Dukes of Silesia
EN
Jan IV of Oświęcim  Jan IV Gliwicki  Jan IV of Gliwice  Jan IV of Oswiecim  Jan IV Oswiecimski
EN
Jan IV of Oświęcim, was a Duke of Oświęcim during 1434–1456 and Duke of Gliwice from 1465 to 1482. Wikipedia
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