Siemowit I of Masovia
E1210584
UNEXPLORED
Siemowit I of Masovia was a 13th-century Polish duke from the Piast dynasty who ruled parts of Masovia and played a key role in the regional politics of medieval Poland.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Siemowit I of Masovia canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T14761064 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Siemowit I of Masovia Context triple: [Piasts of Płock, notableMember, Siemowit I of Masovia]
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A.
Leszek of Masovia
Leszek of Masovia was a 13th-century Polish Piast duke who ruled parts of the Masovian region and participated in the complex dynastic politics of medieval Poland.
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B.
Konrad I of Masovia
Konrad I of Masovia was a 13th-century Polish duke from the Piast dynasty, known for inviting the Teutonic Knights into Prussia and for his attempts to gain control of Kraków and the Polish throne.
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C.
Casimir I of Kuyavia
Casimir I of Kuyavia was a 13th-century Piast duke who ruled parts of central Poland and was a prominent member of the Polish royal dynasty.
-
D.
Casimir I of Opole
Casimir I of Opole was a 13th-century Silesian Piast duke who ruled the Duchy of Opole and played a key role in the regional politics of medieval Poland.
-
E.
Henry of Sandomierz
Henry of Sandomierz was a 12th-century Polish duke from the Piast dynasty who ruled the Sandomierz region and participated in crusading expeditions.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Siemowit I of Masovia Target entity description: Siemowit I of Masovia was a 13th-century Polish duke from the Piast dynasty who ruled parts of Masovia and played a key role in the regional politics of medieval Poland.
-
A.
Leszek of Masovia
Leszek of Masovia was a 13th-century Polish Piast duke who ruled parts of the Masovian region and participated in the complex dynastic politics of medieval Poland.
-
B.
Konrad I of Masovia
Konrad I of Masovia was a 13th-century Polish duke from the Piast dynasty, known for inviting the Teutonic Knights into Prussia and for his attempts to gain control of Kraków and the Polish throne.
-
C.
Casimir I of Kuyavia
Casimir I of Kuyavia was a 13th-century Piast duke who ruled parts of central Poland and was a prominent member of the Polish royal dynasty.
-
D.
Casimir I of Opole
Casimir I of Opole was a 13th-century Silesian Piast duke who ruled the Duchy of Opole and played a key role in the regional politics of medieval Poland.
-
E.
Henry of Sandomierz
Henry of Sandomierz was a 12th-century Polish duke from the Piast dynasty who ruled the Sandomierz region and participated in crusading expeditions.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.