Jan II the Good
E1012801
Jan II the Good was a 15th–16th century Duke of Opole from the Silesian Piast dynasty, remembered as its last male representative and a significant regional ruler in Upper Silesia.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Jan II the Good canonical | 7 |
How this entity was disambiguated
This entity first appeared as the object of triple T12952563 — 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: Jan II the Good Context triple: [Opole Piasts, notableMember, Jan II the Good]
-
A.
John III Sobieski
John III Sobieski was a 17th-century King of Poland and Grand Duke of Lithuania best known for his decisive victory over the Ottoman Empire at the Battle of Vienna in 1683.
-
B.
Władysław IV Vasa
Władysław IV Vasa was a 17th-century King of Poland and Grand Duke of Lithuania from the Vasa dynasty, noted for his military leadership, cultural patronage, and involvement in Eastern European conflicts including Russia’s Time of Troubles.
-
C.
Jakub Ludwik Sobieski
Jakub Ludwik Sobieski was a Polish nobleman and prince, the son of King John III Sobieski, known for his role in the politics and succession disputes of the Polish–Lithuanian Commonwealth in the late 17th and early 18th centuries.
-
D.
Jakub Sobieski
Jakub Sobieski was a Polish nobleman, magnate, and military commander of the early 17th century, notable for his influential role in the Polish–Lithuanian Commonwealth and as the father of King John III Sobieski.
-
E.
John II Casimir Vasa
John II Casimir Vasa was a 17th-century King of Poland and Grand Duke of Lithuania from the House of Vasa, known for his troubled reign during the mid-1600s wars and his eventual abdication.
- 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: Jan II the Good Target entity description: Jan II the Good was a 15th–16th century Duke of Opole from the Silesian Piast dynasty, remembered as its last male representative and a significant regional ruler in Upper Silesia.
-
A.
John III Sobieski
John III Sobieski was a 17th-century King of Poland and Grand Duke of Lithuania best known for his decisive victory over the Ottoman Empire at the Battle of Vienna in 1683.
-
B.
Władysław IV Vasa
Władysław IV Vasa was a 17th-century King of Poland and Grand Duke of Lithuania from the Vasa dynasty, noted for his military leadership, cultural patronage, and involvement in Eastern European conflicts including Russia’s Time of Troubles.
-
C.
Jakub Ludwik Sobieski
Jakub Ludwik Sobieski was a Polish nobleman and prince, the son of King John III Sobieski, known for his role in the politics and succession disputes of the Polish–Lithuanian Commonwealth in the late 17th and early 18th centuries.
-
D.
Jakub Sobieski
Jakub Sobieski was a Polish nobleman, magnate, and military commander of the early 17th century, notable for his influential role in the Polish–Lithuanian Commonwealth and as the father of King John III Sobieski.
-
E.
John II Casimir Vasa
John II Casimir Vasa was a 17th-century King of Poland and Grand Duke of Lithuania from the House of Vasa, known for his troubled reign during the mid-1600s wars and his eventual abdication.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
Silesian Piast
ⓘ
duke ⓘ human ⓘ |
| associatedWith |
Opole
ⓘ
Upper Silesia ⓘ |
| chronologicalContext |
15th century
ⓘ
16th century ⓘ |
| countryOfCitizenship | Kingdom of Bohemia ⓘ |
| dynastyEndRole | last male of the Silesian Piasts ⓘ |
| givenName | Jan ⓘ |
| heritage |
Polish
ⓘ
Silesian ⓘ |
| languageOfEnvironment |
German
ⓘ
Polish ⓘ |
| memberOf |
Silesian Piast dynasty
ⓘ
linked to:
Legnica-Brzeg Piasts
|
| nobleFamily | Piast dynasty ⓘ |
| nobleTitle | Duke of Opole ⓘ |
| notableFor |
being the last male representative of the Silesian Piast dynasty
ⓘ
long rule over the Duchy of Opole ⓘ political influence in Upper Silesia ⓘ |
| placeOfBirth | Opole ⓘ |
| placeOfDeath | Opole ⓘ |
| positionHeld | Duke of Opole ⓘ |
| realmType | Silesian duchy ⓘ |
| regionRuled |
Duchy of Opole
ⓘ
linked to:
Duchy of Opole and Racibórz
Upper Silesia ⓘ |
| religion | Roman Catholicism ⓘ |
| residence | Opole ⓘ |
| sexOrGender | male ⓘ |
| socialClass | high nobility ⓘ |
| titleHeld | Duke ⓘ |
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: Jan II the Good Description of subject: Jan II the Good was a 15th–16th century Duke of Opole from the Silesian Piast dynasty, remembered as its last male representative and a significant regional ruler in Upper Silesia.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.