Duchy of Łęczyca
E1037457
The Duchy of Łęczyca was a medieval Polish duchy centered on the town of Łęczyca, formed during the feudal fragmentation of Poland and ruled by local Piast princes.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Duchy of Łęczyca canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T12743069 — 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: Duchy of Łęczyca Context triple: [Fragmentation of Poland, hasPart, Duchy of Łęczyca]
-
A.
Duchy of Oleśnica
The Duchy of Oleśnica was a medieval Silesian duchy centered on the town of Oleśnica, historically ruled by various Piast and later noble dynasties within the shifting political landscape of Central Europe.
-
B.
Duchy of Płock
The Duchy of Płock was a medieval Polish principality centered on the city of Płock, ruled by a branch of the Piast dynasty during the period of Poland’s territorial fragmentation.
-
C.
Duchy of Czersk
The Duchy of Czersk was a medieval Piast-ruled principality in Masovia that emerged during the feudal fragmentation of the Kingdom of Poland.
-
D.
Duchy of Sieradz
The Duchy of Sieradz was a medieval Polish territorial principality in central Poland that emerged from the fragmentation of the Kingdom of Poland and was ruled at times by Piast dynasty princes.
-
E.
Duchy of Głogów
The Duchy of Głogów was a medieval Silesian duchy centered on the town of Głogów, ruled by Piast dukes and shaped by the political fragmentation of the Polish kingdom.
- 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: Duchy of Łęczyca Target entity description: The Duchy of Łęczyca was a medieval Polish duchy centered on the town of Łęczyca, formed during the feudal fragmentation of Poland and ruled by local Piast princes.
-
A.
Duchy of Oleśnica
The Duchy of Oleśnica was a medieval Silesian duchy centered on the town of Oleśnica, historically ruled by various Piast and later noble dynasties within the shifting political landscape of Central Europe.
-
B.
Duchy of Płock
The Duchy of Płock was a medieval Polish principality centered on the city of Płock, ruled by a branch of the Piast dynasty during the period of Poland’s territorial fragmentation.
-
C.
Duchy of Czersk
The Duchy of Czersk was a medieval Piast-ruled principality in Masovia that emerged during the feudal fragmentation of the Kingdom of Poland.
-
D.
Duchy of Sieradz
The Duchy of Sieradz was a medieval Polish territorial principality in central Poland that emerged from the fragmentation of the Kingdom of Poland and was ruled at times by Piast dynasty princes.
-
E.
Duchy of Głogów
The Duchy of Głogów was a medieval Silesian duchy centered on the town of Głogów, ruled by Piast dukes and shaped by the political fragmentation of the Polish kingdom.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
former state
ⓘ
medieval duchy ⓘ |
| borderedBy |
Duchy of Kuyavia
NERFINISHED
ⓘ
Duchy of Masovia NERFINISHED ⓘ Duchy of Sieradz NERFINISHED ⓘ |
| capital | Łęczyca NERFINISHED ⓘ |
| centralSettlement | Łęczyca NERFINISHED ⓘ |
| continent | Europe ⓘ |
| country | Poland ⓘ |
| currency | Polish denar ⓘ |
| dynasty | Piast dynasty NERFINISHED ⓘ |
| endTime | 14th century ⓘ |
| era |
High Middle Ages
ⓘ
Late Middle Ages ⓘ |
| event | partition of the Duchy of Sieradz-Łęczyca ⓘ |
| followed | Seniorate Province of Poland NERFINISHED ⓘ |
| follows | Seniorate Province of Łęczyca NERFINISHED ⓘ |
| formedDuring | feudal fragmentation of Poland ⓘ |
| governmentType | feudal duchy ⓘ |
| historicalCountry | Poland NERFINISHED ⓘ |
| historicalPeriod | Piast-ruled Poland NERFINISHED ⓘ |
| historicalRegion | Łęczyca Land NERFINISHED ⓘ |
| languageUsed | Polish language ⓘ |
| laterIntegratedInto | Crown of the Kingdom of Poland NERFINISHED ⓘ |
| locatedIn | Central Europe ⓘ |
| mergedInto | unified Kingdom of Poland ⓘ |
| namedAfter | Łęczyca NERFINISHED ⓘ |
| partOf |
Kingdom of Poland
NERFINISHED
ⓘ
Lesser Poland province of the Polish Crown NERFINISHED ⓘ |
| politicalStructure | fragmented Piast duchy ⓘ |
| politicalSystem | hereditary monarchy ⓘ |
| predecessor | Duchy of Sieradz-Łęczyca NERFINISHED ⓘ |
| religion | Roman Catholicism ⓘ |
| ruledBy | Piast princes NERFINISHED ⓘ |
| rulingHouse | Piast dynasty NERFINISHED ⓘ |
| separatedFrom | Duchy of Sieradz-Łęczyca NERFINISHED ⓘ |
| sovereignState | Kingdom of Poland NERFINISHED ⓘ |
| startTime | 1264 ⓘ |
| status |
fief of the Polish Crown
ⓘ
vassal state ⓘ |
| successor | Łęczyca Voivodeship NERFINISHED ⓘ |
| typeOfSubdivision | duchy of the Polish Crown ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Duchy of Łęczyca Description of subject: The Duchy of Łęczyca was a medieval Polish duchy centered on the town of Łęczyca, formed during the feudal fragmentation of Poland and ruled by local Piast princes.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.