Otto I, Duke of Saxony
E835562
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.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Otto I, Duke of Saxony canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T9623069 — 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 Saxony Context triple: [Henry the Fowler, father, Otto I, Duke of Saxony]
-
A.
Bernhard III, Duke of Saxony
Bernhard III, Duke of Saxony, was a 13th-century German prince of the Ascanian dynasty who ruled parts of Saxony during the fragmentation of the medieval duchy.
-
B.
Ordulf, Duke of Saxony
Ordulf, Duke of Saxony was an 11th-century German nobleman who ruled the Duchy of Saxony and continued the influence of the Billung dynasty within the Holy Roman Empire.
-
C.
Magnus, Duke of Saxony
Magnus, Duke of Saxony was an 11th-century German nobleman and regional ruler from the Billung dynasty who governed the Duchy of Saxony during the late Salian period.
-
D.
Albert of Saxony
Albert of Saxony was a 19th-century German monarch who ruled the Kingdom of Saxony and served as a prominent military leader in the Austro-Prussian and Franco-Prussian wars.
-
E.
William II, Margrave of Meissen
William II, Margrave of Meissen, was a late 14th- and early 15th-century German nobleman of the House of Wettin who played a significant role in regional politics and patronage in central Germany.
- 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 Saxony Target entity description: 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.
-
A.
Bernhard III, Duke of Saxony
Bernhard III, Duke of Saxony, was a 13th-century German prince of the Ascanian dynasty who ruled parts of Saxony during the fragmentation of the medieval duchy.
-
B.
Ordulf, Duke of Saxony
Ordulf, Duke of Saxony was an 11th-century German nobleman who ruled the Duchy of Saxony and continued the influence of the Billung dynasty within the Holy Roman Empire.
-
C.
Magnus, Duke of Saxony
Magnus, Duke of Saxony was an 11th-century German nobleman and regional ruler from the Billung dynasty who governed the Duchy of Saxony during the late Salian period.
-
D.
Albert of Saxony
Albert of Saxony was a 19th-century German monarch who ruled the Kingdom of Saxony and served as a prominent military leader in the Austro-Prussian and Franco-Prussian wars.
-
E.
William II, Margrave of Meissen
William II, Margrave of Meissen, was a late 14th- and early 15th-century German nobleman of the House of Wettin who played a significant role in regional politics and patronage in central Germany.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
duke
ⓘ
medieval German noble ⓘ nobleman ⓘ |
| activeDuringCentury |
10th century
ⓘ
9th century ⓘ |
| allegiance | East Frankish kingdom NERFINISHED ⓘ |
| associatedWith | rise of the Ottonian Empire ⓘ |
| child |
Enda (daughter of Otto I, Duke of Saxony)
NERFINISHED
ⓘ
Henry the Fowler NERFINISHED ⓘ Liudolf (son of Otto I, Duke of Saxony) NERFINISHED ⓘ Oda of Saxony NERFINISHED ⓘ Thankmar NERFINISHED ⓘ |
| countryOfOrigin | East Francia NERFINISHED ⓘ |
| era | Early Middle Ages NERFINISHED ⓘ |
| ethnicGroup | Saxon ⓘ |
| familyName | Liudolfing NERFINISHED ⓘ |
| father | Liudolf, Duke of Saxony NERFINISHED ⓘ |
| givenName | Otto NERFINISHED ⓘ |
| grandchild |
Gerberga of Saxony
NERFINISHED
ⓘ
Henry I, Duke of Bavaria NERFINISHED ⓘ Otto I, Holy Roman Emperor NERFINISHED ⓘ |
| historicalRegion | East Francia NERFINISHED ⓘ |
| historicalSignificance | key ancestor of German kings of the 10th century ⓘ |
| languageSpoken | Old High German NERFINISHED ⓘ |
| memberOfDynasty |
Liudolfing dynasty
NERFINISHED
ⓘ
Ottonian dynasty NERFINISHED ⓘ |
| mother | Oda of Billung NERFINISHED ⓘ |
| nobleFamily |
Liudolfings
NERFINISHED
ⓘ
Ottonians NERFINISHED ⓘ |
| nobleTitle | Duke of Saxony NERFINISHED ⓘ |
| notableFor |
being progenitor of the Ottonian royal line
ⓘ
laying foundations for the rise of the Ottonian kings and emperors ⓘ strengthening Saxon ducal authority ⓘ |
| positionHeld |
Count in Saxony
ⓘ
Duke of Saxony NERFINISHED ⓘ |
| powerBase | Saxon heartlands NERFINISHED ⓘ |
| region | Saxony NERFINISHED ⓘ |
| relative | Otto I, Holy Roman Emperor NERFINISHED ⓘ |
| religion | Christianity ⓘ |
| significantEvent |
consolidation of Liudolfing power in Saxony
ⓘ
expansion of family influence in East Francia ⓘ |
| socialRole |
feudal lord
ⓘ
regional ruler ⓘ |
| spouse | Hedwiga of Babenberg NERFINISHED ⓘ |
| territoryRuled |
Duchy of Saxony
NERFINISHED
ⓘ
Saxon counties ⓘ |
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 Saxony Description of subject: 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.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.