Frederick II, Duke of Swabia
E332292
Frederick II, Duke of Swabia was a 12th-century German nobleman of the Hohenstaufen dynasty and son of Emperor Frederick I Barbarossa, who held one of the key ducal titles within the Holy Roman Empire.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Frederick II, Duke of Swabia canonical | 9 |
| Frederick V, Duke of Swabia | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T2380336 — 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: Frederick II, Duke of Swabia Context triple: [Frederick I Barbarossa, father, Frederick II, Duke of Swabia]
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A.
Frederick I, Duke of Swabia
Frederick I, Duke of Swabia, was a powerful 11th–12th century German noble who became the first Hohenstaufen duke of Swabia and progenitor of the influential Hohenstaufen royal and imperial line.
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B.
Philip of Swabia
Philip of Swabia was a German king and member of the Hohenstaufen dynasty whose contested election and assassination marked a turbulent phase in the Holy Roman Empire’s history.
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C.
Conrad IV of Germany
Conrad IV of Germany was a 13th-century King of Germany and King of Sicily from the Hohenstaufen dynasty, whose contested reign was marked by conflicts with the papacy and rival claimants to the throne.
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D.
Christopher of Bavaria
Christopher of Bavaria was a 15th-century king who ruled Denmark, Sweden, and Norway under the Kalmar Union.
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E.
Lothar of Segni
Lothar of Segni, better known as Pope Innocent III, was one of the most powerful and influential medieval popes, who greatly expanded papal authority and played a central role in European politics and crusades at the turn of the 13th century.
- 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: Frederick II, Duke of Swabia Target entity description: Frederick II, Duke of Swabia was a 12th-century German nobleman of the Hohenstaufen dynasty and son of Emperor Frederick I Barbarossa, who held one of the key ducal titles within the Holy Roman Empire.
-
A.
Frederick I, Duke of Swabia
Frederick I, Duke of Swabia, was a powerful 11th–12th century German noble who became the first Hohenstaufen duke of Swabia and progenitor of the influential Hohenstaufen royal and imperial line.
-
B.
Philip of Swabia
Philip of Swabia was a German king and member of the Hohenstaufen dynasty whose contested election and assassination marked a turbulent phase in the Holy Roman Empire’s history.
-
C.
Conrad IV of Germany
Conrad IV of Germany was a 13th-century King of Germany and King of Sicily from the Hohenstaufen dynasty, whose contested reign was marked by conflicts with the papacy and rival claimants to the throne.
-
D.
Christopher of Bavaria
Christopher of Bavaria was a 15th-century king who ruled Denmark, Sweden, and Norway under the Kalmar Union.
-
E.
Lothar of Segni
Lothar of Segni, better known as Pope Innocent III, was one of the most powerful and influential medieval popes, who greatly expanded papal authority and played a central role in European politics and crusades at the turn of the 13th century.
- F. None of above. chosen
Statements (30)
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: Frederick II, Duke of Swabia Description of subject: Frederick II, Duke of Swabia was a 12th-century German nobleman of the Hohenstaufen dynasty and son of Emperor Frederick I Barbarossa, who held one of the key ducal titles within the Holy Roman Empire.
Referenced by (11)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Frederick V, Duke of Swabia
this entity surface form:
Frederick V, Duke of Swabia