Nielsen Hayden genealogy
Family: Przemysl Ottokar II, King of Bohemia / Kunhata of Slavonia and Machva (F14990)
m. 25 Oct 1261Wenceslas I, King of Bohemia (1205-1253) 
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Kunigunde von Hohenstaufen (1202-1248)
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Beatrix of Bohemia ( -1286)  |
| Rosztiszlo, King of Bulgaria; Grand Duke of Kiev (1212-1264)
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| Anna of Hungary (1226- )
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| Przemysl Ottokar II, King of Bohemia (1230-1278)
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| Kunhata of Slavonia and Machva (1245-1285)
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| Kunigunde of Bohemia (1265-1321) |
| Wenceslas II, King of Bohemia (1271-1305) |