Otto I, Duke of Swabia and Bavaria
E847072
Otto I, Duke of Swabia and Bavaria, was a 10th-century German prince of the Ottonian dynasty who held two major duchies in the Holy Roman Empire and played a key role in its early consolidation.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Otto I, Duke of Bavaria | 1 |
| Otto I, Duke of Swabia and Bavaria canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9651667 — 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: Otto I, Duke of Swabia and Bavaria Context triple: [Liudolf, Duke of Swabia, child, Otto I, Duke of Swabia and Bavaria]
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A.
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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B.
Otto I, Duke of Saxony
Otto I, Duke of Saxony was a 9th–10th century German nobleman of the Liudolfing dynasty and an influential regional ruler whose lineage led to the rise of the Ottonian kings and emperors.
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C.
Duke Welf I of Bavaria
Duke Welf I of Bavaria was an 11th-century German nobleman and influential member of the Welf dynasty who played a key role in the Investiture Controversy and imperial politics of the Holy Roman Empire.
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D.
Otto of Rheinfelden
Otto of Rheinfelden was an 11th-century German nobleman and duke, notable as the son of anti-king Rudolf of Rheinfelden during the Investiture Controversy in the Holy Roman Empire.
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E.
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.
- 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: Otto I, Duke of Swabia and Bavaria Target entity description: Otto I, Duke of Swabia and Bavaria, was a 10th-century German prince of the Ottonian dynasty who held two major duchies in the Holy Roman Empire and played a key role in its early consolidation.
-
A.
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.
-
B.
Otto I, Duke of Saxony
Otto I, Duke of Saxony was a 9th–10th century German nobleman of the Liudolfing dynasty and an influential regional ruler whose lineage led to the rise of the Ottonian kings and emperors.
-
C.
Duke Welf I of Bavaria
Duke Welf I of Bavaria was an 11th-century German nobleman and influential member of the Welf dynasty who played a key role in the Investiture Controversy and imperial politics of the Holy Roman Empire.
-
D.
Otto of Rheinfelden
Otto of Rheinfelden was an 11th-century German nobleman and duke, notable as the son of anti-king Rudolf of Rheinfelden during the Investiture Controversy in the Holy Roman Empire.
-
E.
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.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
German prince
ⓘ
duke ⓘ member of the Ottonian dynasty ⓘ nobleman ⓘ |
| appointedBy | Otto II, Holy Roman Emperor NERFINISHED ⓘ |
| burialPlace | likely in a church or monastery in Germany (exact site uncertain) ⓘ |
| causeOfDeath | Battle of Stilo NERFINISHED ⓘ |
| countryOfCitizenship | East Francia NERFINISHED ⓘ |
| dateOfBirth | circa 955 ⓘ |
| dateOfDeath | 31 October 982 ⓘ |
| endTime (Duke of Bavaria) | 982 ⓘ |
| endTime (Duke of Swabia) | 982 ⓘ |
| era | 10th century ⓘ |
| ethnicGroup | Saxon ⓘ |
| father | Liudolf, Duke of Swabia NERFINISHED ⓘ |
| feudalLord | Otto II, Holy Roman Emperor NERFINISHED ⓘ |
| grandfather | Otto I, Holy Roman Emperor NERFINISHED ⓘ |
| grandmother | Eadgyth of England NERFINISHED ⓘ |
| languageSpoken | Old High German ⓘ |
| mannerOfDeath | killed in battle ⓘ |
| mother | Ida, daughter of Duke Herman I of Swabia NERFINISHED ⓘ |
| nobleFamily | Ottonian dynasty NERFINISHED ⓘ |
| notableFor |
holding both Swabia and Bavaria simultaneously
ⓘ
role in early consolidation of the Holy Roman Empire ⓘ supporting imperial authority against Bavarian particularism ⓘ |
| participantIn |
Battle of Stilo
NERFINISHED
ⓘ
Otto II’s Italian campaign of 982 NERFINISHED ⓘ |
| partOf | High nobility of the Holy Roman Empire NERFINISHED ⓘ |
| placeOfBirth | probably Swabia ⓘ |
| placeOfDeath | near Cotrone, Calabria ⓘ |
| positionHeld |
Duke of Bavaria
ⓘ
Duke of Swabia NERFINISHED ⓘ |
| predecessor (Duke of Bavaria) | Henry II, Duke of Bavaria (the Wrangler) NERFINISHED ⓘ |
| predecessor (Duke of Swabia) | Burchard III, Duke of Swabia NERFINISHED ⓘ |
| realm |
Duchy of Bavaria
NERFINISHED
ⓘ
Duchy of Swabia NERFINISHED ⓘ |
| relative |
Henry II, Duke of Bavaria (the Wrangler)
NERFINISHED
ⓘ
Otto II, Holy Roman Emperor NERFINISHED ⓘ |
| religion | Roman Catholicism ⓘ |
| sibling |
Liutgard of Saxony (if identified as his sister in some sources)
NERFINISHED
ⓘ
Mathilde, Abbess of Essen NERFINISHED ⓘ |
| startTime (Duke of Bavaria) | 976 ⓘ |
| startTime (Duke of Swabia) | 973 ⓘ |
| successor (Duke of Bavaria) | Henry II, Duke of Bavaria (the Wrangler) NERFINISHED ⓘ |
| successor (Duke of Swabia) | Conrad I, Duke of Swabia NERFINISHED ⓘ |
| title |
Duke of Bavaria
ⓘ
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: Otto I, Duke of Swabia and Bavaria Description of subject: Otto I, Duke of Swabia and Bavaria, was a 10th-century German prince of the Ottonian dynasty who held two major duchies in the Holy Roman Empire and played a key role in its early consolidation.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Otto I, Duke of Bavaria