Berthold II, Duke of Swabia
E434821
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.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Berthold II, Duke of Swabia canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4036764 — 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: Berthold II, Duke of Swabia Context triple: [Rudolf of Rheinfelden, successor, Berthold II, Duke of Swabia]
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A.
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.
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B.
Berthold V, Duke of Zähringen
Berthold V, Duke of Zähringen, was a 12th–13th century German nobleman and the last Duke of Zähringen, known for his influential role in the development of cities in the southwestern Holy Roman Empire.
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C.
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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D.
Otto III, Duke of Swabia
Otto III, Duke of Swabia was an 11th-century German nobleman of the Salian dynasty who held the ducal title in the important duchy of Swabia within the Holy Roman Empire.
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E.
Frederick II, Duke of Swabia
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.
- 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: Berthold II, Duke of Swabia Target entity description: 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.
-
A.
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.
-
B.
Berthold V, Duke of Zähringen
Berthold V, Duke of Zähringen, was a 12th–13th century German nobleman and the last Duke of Zähringen, known for his influential role in the development of cities in the southwestern Holy Roman Empire.
-
C.
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.
-
D.
Otto III, Duke of Swabia
Otto III, Duke of Swabia was an 11th-century German nobleman of the Salian dynasty who held the ducal title in the important duchy of Swabia within the Holy Roman Empire.
-
E.
Frederick II, Duke of Swabia
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.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
duke
ⓘ
medieval German noble ⓘ nobleman ⓘ supporter of Gregorian Reform ⓘ |
| activeInCentury | 11th century ⓘ |
| allegiance |
opposition to Henry IV, Holy Roman Emperor
ⓘ
papal party ⓘ |
| associatedWith |
Duchy of Swabia
ⓘ
Gregorian Reform movement ⓘ
linked to:
Gregorian Reform
House of Zähringen ⓘ |
| child |
Berthold III, Duke of Zähringen
ⓘ
Conrad I, Duke of Zähringen ⓘ
linked to:
Conrad I of Zähringen
Liutgard of Zähringen ⓘ |
| country | Holy Roman Empire ⓘ |
| father | Berthold I, Duke of Carinthia ⓘ |
| givenName | Berthold ⓘ |
| historicalEra | High Middle Ages ⓘ |
| languageOfEnvironment | Medieval High German ⓘ |
| mother | Richwara of Swabia ⓘ |
| nobleFamily |
Zähringen
ⓘ
linked to:
Duchy of Zähringen
|
| nobleRank | duke ⓘ |
| nobleTitleTerritory |
Swabia
ⓘ
linked to:
Duchy of Swabia
Zähringen ⓘ
linked to:
Duchy of Zähringen
|
| notableFor |
leadership among the reform-minded German nobility
ⓘ
role in power struggles within the Holy Roman Empire ⓘ |
| opposed | imperial control over episcopal investiture ⓘ |
| ordinal | II ⓘ |
| participatedIn | Investiture Controversy ⓘ |
| politicalContext | Investiture Controversy in the Holy Roman Empire ⓘ |
| politicalRole | leader of anti-imperial opposition in southern Germany ⓘ |
| positionHeld |
Duke of Swabia
ⓘ
Duke of Zähringen ⓘ |
| realm | Duchy of Swabia ⓘ |
| region |
Swabia
ⓘ
linked to:
Duchy of Swabia
|
| religion |
Catholicism
ⓘ
linked to:
Roman Catholicism
|
| socialClass | high nobility ⓘ |
| spouse | Agnes of Rheinfelden ⓘ |
| supported |
Gregorian Reform
ⓘ
papal authority over investiture ⓘ reform papacy ⓘ |
| title |
Duke of Swabia
ⓘ
Duke of Zähringen ⓘ |
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: Berthold II, Duke of Swabia Description of subject: 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.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.