Duchy of Płock
E1033954
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.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Duchy of Płock canonical | 2 |
| Masovian duchies | 1 |
| Płock (Masovian duchies) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12743067 — 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 Płock Context triple: [Fragmentation of Poland, hasPart, Duchy of Płock]
-
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 Sandomierz
The Duchy of Sandomierz was a medieval Polish principality in Lesser Poland, centered on the city of Sandomierz, that emerged from the fragmentation of the Kingdom of Poland in the 12th century.
-
C.
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.
-
D.
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.
-
E.
Duchy of Kuyavia
The Duchy of Kuyavia was a medieval Polish principality centered in the Kuyavia region, formed during the feudal fragmentation of Poland and ruled by local Piast dukes.
- 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 Płock Target entity description: 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.
-
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 Sandomierz
The Duchy of Sandomierz was a medieval Polish principality in Lesser Poland, centered on the city of Sandomierz, that emerged from the fragmentation of the Kingdom of Poland in the 12th century.
-
C.
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.
-
D.
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.
-
E.
Duchy of Kuyavia
The Duchy of Kuyavia was a medieval Polish principality centered in the Kuyavia region, formed during the feudal fragmentation of Poland and ruled by local Piast dukes.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Piast duchy
ⓘ
former principality ⓘ medieval duchy ⓘ |
| borderedBy |
Duchy of Czersk
NERFINISHED
ⓘ
Duchy of Masovia NERFINISHED ⓘ Duchy of Płock-Sochaczew NERFINISHED ⓘ Duchy of Rawa NERFINISHED ⓘ Teutonic Order state NERFINISHED ⓘ |
| capital | Płock NERFINISHED ⓘ |
| continent | Europe ⓘ |
| country | Poland ⓘ |
| currency | denar ⓘ |
| era |
High Middle Ages
ⓘ
Late Middle Ages ⓘ |
| event | homage to the King of Poland ⓘ |
| governmentType | hereditary monarchy ⓘ |
| hasCity |
Ciechanów
NERFINISHED
ⓘ
Płock NERFINISHED ⓘ Płońsk NERFINISHED ⓘ Sochaczew NERFINISHED ⓘ |
| historicalRegion | Mazovia NERFINISHED ⓘ |
| historicalSystem | feudalism ⓘ |
| language | Polish ⓘ |
| locatedIn | Mazovia NERFINISHED ⓘ |
| namedAfter | Płock NERFINISHED ⓘ |
| nobleHouse | House of Piast NERFINISHED ⓘ |
| partOf |
Piast-ruled Poland
NERFINISHED
ⓘ
fragmented Poland ⓘ |
| politicalStatus |
partially independent duchy
ⓘ
vassal of the Kingdom of Poland ⓘ |
| predecessor | Duchy of Masovia NERFINISHED ⓘ |
| regionType | historical state in Europe ⓘ |
| religion | Roman Catholicism ⓘ |
| religiousCenter | Diocese of Płock NERFINISHED ⓘ |
| ruler |
Bolesław II of Masovia
NERFINISHED
ⓘ
Bolesław III of Płock NERFINISHED ⓘ Casimir III of Płock NERFINISHED ⓘ Siemowit II of Masovia NERFINISHED ⓘ Siemowit III of Masovia NERFINISHED ⓘ Siemowit IV of Masovia NERFINISHED ⓘ Wenceslaus of Płock NERFINISHED ⓘ |
| rulingDynasty | Piast dynasty NERFINISHED ⓘ |
| startEvent | fragmentation of Poland ⓘ |
| status | defunct state ⓘ |
| successor |
Duchy of Masovia
NERFINISHED
ⓘ
Kingdom of Poland NERFINISHED ⓘ |
| todayIn |
Masovian Voivodeship
NERFINISHED
ⓘ
Republic of Poland NERFINISHED ⓘ |
| typeOfSubdivision | duchy ⓘ |
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 Płock Description of subject: 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.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Masovian duchies
this entity surface form:
Płock (Masovian duchies)