Ernest I, Duke of Swabia
E828886
Ernest I, Duke of Swabia was an early 11th-century German nobleman who ruled the Duchy of Swabia within the Holy Roman Empire and played a significant role in its regional politics.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ernest I, Duke of Swabia canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9552481 — 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: Ernest I, Duke of Swabia Context triple: [Gisela of Swabia, spouse, Ernest I, Duke of Swabia]
-
A.
Burchard III, Duke of Swabia
Burchard III, Duke of Swabia, was a 10th-century German nobleman who ruled the Duchy of Swabia and played a key military role in defending the Ottonian realm.
-
B.
Burchard II, Duke of Swabia
Burchard II, Duke of Swabia, was a powerful early 10th-century German noble who consolidated control over Swabia and became one of the leading princes of the emerging Holy Roman Empire.
-
C.
Herman II, Duke of Swabia
Herman II, Duke of Swabia was a prominent early 11th-century German nobleman and regional ruler within the Holy Roman Empire, noted for his influential position among the Swabian ducal line.
-
D.
Berthold II, Duke of Swabia
Berthold II, Duke of Swabia, was an 11th-century German nobleman and prominent supporter of the Gregorian Reform who played a key role in the power struggles of the Holy Roman Empire during the Investiture Controversy.
-
E.
Liudolf, Duke of Swabia
Liudolf, Duke of Swabia was a 10th-century German nobleman and influential member of the Ottonian dynasty who played a key role in the politics of the early Holy Roman Empire.
- 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: Ernest I, Duke of Swabia Target entity description: Ernest I, Duke of Swabia was an early 11th-century German nobleman who ruled the Duchy of Swabia within the Holy Roman Empire and played a significant role in its regional politics.
-
A.
Burchard III, Duke of Swabia
Burchard III, Duke of Swabia, was a 10th-century German nobleman who ruled the Duchy of Swabia and played a key military role in defending the Ottonian realm.
-
B.
Burchard II, Duke of Swabia
Burchard II, Duke of Swabia, was a powerful early 10th-century German noble who consolidated control over Swabia and became one of the leading princes of the emerging Holy Roman Empire.
-
C.
Herman II, Duke of Swabia
Herman II, Duke of Swabia was a prominent early 11th-century German nobleman and regional ruler within the Holy Roman Empire, noted for his influential position among the Swabian ducal line.
-
D.
Berthold II, Duke of Swabia
Berthold II, Duke of Swabia, was an 11th-century German nobleman and prominent supporter of the Gregorian Reform who played a key role in the power struggles of the Holy Roman Empire during the Investiture Controversy.
-
E.
Liudolf, Duke of Swabia
Liudolf, Duke of Swabia was a 10th-century German nobleman and influential member of the Ottonian dynasty who played a key role in the politics of the early Holy Roman Empire.
- F. None of above. chosen
Statements (39)
| Predicate | Object |
|---|---|
| instanceOf |
11th-century German person
ⓘ
duke ⓘ medieval German noble ⓘ nobleman ⓘ |
| activeInPeriod | early 11th century ⓘ |
| appointedBy | Henry II, Holy Roman Emperor NERFINISHED ⓘ |
| associatedWith | Babenberg dynasty NERFINISHED ⓘ |
| birthDate | circa 980 ⓘ |
| burialPlace | Würzburg Cathedral NERFINISHED ⓘ |
| child |
Ernest II, Duke of Swabia
NERFINISHED
ⓘ
Hermann IV, Duke of Swabia NERFINISHED ⓘ |
| countryOfCitizenship | Kingdom of Germany NERFINISHED ⓘ |
| deathCause | hunting accident ⓘ |
| deathDate | 31 May 1015 ⓘ |
| deathPlace | near Bregenz ⓘ |
| ethnicGroup | Bavarian ⓘ |
| father | Leopold I, Margrave of Austria NERFINISHED ⓘ |
| governedUnder | feudal system of the Holy Roman Empire ⓘ |
| languageOfWorkOrName | German ⓘ |
| militaryConflict | feuds in Swabia ⓘ |
| monarch | Henry II, Holy Roman Emperor NERFINISHED ⓘ |
| mother | Richardis of Sualafeldgau NERFINISHED ⓘ |
| nobleFamily | House of Babenberg NERFINISHED ⓘ |
| notableFor |
role in regional politics of the Holy Roman Empire
ⓘ
rule of the Duchy of Swabia ⓘ |
| partOf | Holy Roman Empire ⓘ |
| positionHeld | Duke of Swabia NERFINISHED ⓘ |
| predecessor | Herman III, Duke of Swabia NERFINISHED ⓘ |
| realm | Duchy of Swabia NERFINISHED ⓘ |
| regionRuled | Swabia NERFINISHED ⓘ |
| reignEnd | 1015 ⓘ |
| reignStart | 1012 ⓘ |
| relative | Conrad II, Holy Roman Emperor NERFINISHED ⓘ |
| religion |
Roman Catholicism
ⓘ
surface form:
Catholic Church
|
| spouse |
Gisela of Swabia
NERFINISHED
ⓘ
Gisela of Swabia, future Holy Roman Empress NERFINISHED ⓘ |
| successor | Ernest II, Duke of Swabia NERFINISHED ⓘ |
| title |
Count in the Bavarian Nordgau
ⓘ
Duke of Swabia NERFINISHED ⓘ |
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: Ernest I, Duke of Swabia Description of subject: Ernest I, Duke of Swabia was an early 11th-century German nobleman who ruled the Duchy of Swabia within the Holy Roman Empire and played a significant role in its regional politics.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.