bn:01827966n
Noun Named Entity
Categories: 1215 births, Dukes of Sieradz-Łęczyca, Dukes of Masovia, Articles with short description, Polish Roman Catholics
EN
Siemowit I of Masovia  Siemowit I
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Siemowit I of Masovia Wikipedia
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EN
Siemowit I of Masovia Wikipedia
Son of Konrad I of Masovia and his wife Agafia Wikipedia Disambiguation
Polish duke Wikidata
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