Otto II, Duke of Bavaria
E921102
Otto II, Duke of Bavaria was a 13th-century Wittelsbach ruler of Bavaria who played a key role in consolidating his dynasty’s power in southern Germany.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Otto II, Duke of Bavaria canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T11162507 — 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 II, Duke of Bavaria Context triple: [Conradin, maternalGrandfather, Otto II, Duke of Bavaria]
-
A.
Louis II, Duke of Bavaria
Louis II, Duke of Bavaria was a 14th-century German prince of the Wittelsbach dynasty who ruled parts of Bavaria and played a significant role in the regional politics of the Holy Roman Empire.
-
B.
Louis I, Duke of Bavaria
Louis I, Duke of Bavaria was a 13th–14th century Wittelsbach nobleman who played a significant role in the politics of the Holy Roman Empire through his rule over multiple territories in what is now Germany.
-
C.
Otto I, Duke of Swabia and Bavaria
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.
-
D.
Henry I, Duke of Bavaria
Henry I, Duke of Bavaria was a 10th-century German prince of the Ottonian dynasty who ruled Bavaria and played a key role in consolidating royal authority in the early Holy Roman Empire.
-
E.
Karl Albrecht von Bayern
Karl Albrecht von Bayern was the Bavarian prince who became Charles VII, Holy Roman Emperor in the 18th 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: Otto II, Duke of Bavaria Target entity description: Otto II, Duke of Bavaria was a 13th-century Wittelsbach ruler of Bavaria who played a key role in consolidating his dynasty’s power in southern Germany.
-
A.
Louis II, Duke of Bavaria
Louis II, Duke of Bavaria was a 14th-century German prince of the Wittelsbach dynasty who ruled parts of Bavaria and played a significant role in the regional politics of the Holy Roman Empire.
-
B.
Louis I, Duke of Bavaria
Louis I, Duke of Bavaria was a 13th–14th century Wittelsbach nobleman who played a significant role in the politics of the Holy Roman Empire through his rule over multiple territories in what is now Germany.
-
C.
Otto I, Duke of Swabia and Bavaria
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.
-
D.
Henry I, Duke of Bavaria
Henry I, Duke of Bavaria was a 10th-century German prince of the Ottonian dynasty who ruled Bavaria and played a key role in consolidating royal authority in the early Holy Roman Empire.
-
E.
Karl Albrecht von Bayern
Karl Albrecht von Bayern was the Bavarian prince who became Charles VII, Holy Roman Emperor in the 18th century.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
duke
ⓘ
human ⓘ medieval ruler ⓘ member of the House of Wittelsbach ⓘ |
| alliance | Holy Roman Emperor Frederick II NERFINISHED ⓘ |
| birthPlace | Kelheim NERFINISHED ⓘ |
| birthYear | 1206 ⓘ |
| burialPlace | Seligenthal Abbey NERFINISHED ⓘ |
| child |
Elisabeth of Bavaria
NERFINISHED
ⓘ
Henry XIII, Duke of Bavaria NERFINISHED ⓘ Louis II, Duke of Bavaria NERFINISHED ⓘ Sophia of Bavaria NERFINISHED ⓘ |
| conflict | Bavarian nobility ⓘ |
| countryOfRule |
Duchy of Bavaria
NERFINISHED
ⓘ
Electoral Palatinate NERFINISHED ⓘ |
| deathPlace | Landshut NERFINISHED ⓘ |
| deathYear | 1253 ⓘ |
| era | 13th century ⓘ |
| father | Louis I, Duke of Bavaria NERFINISHED ⓘ |
| givenName | Otto NERFINISHED ⓘ |
| historicalSignificance | key early ruler of the Wittelsbach duchy of Bavaria ⓘ |
| languageOfUse | Middle High German NERFINISHED ⓘ |
| memberOfDynasty | House of Wittelsbach NERFINISHED ⓘ |
| mother | Ludmilla of Bohemia NERFINISHED ⓘ |
| nobleFamily | Wittelsbach NERFINISHED ⓘ |
| nobleTitle |
Count Palatine of the Rhine
NERFINISHED
ⓘ
Duke of Bavaria NERFINISHED ⓘ |
| notableAct |
promoted urban development in Bavarian towns
ⓘ
secured succession of his sons in Bavaria and the Palatinate ⓘ |
| politicalActivity |
expanded Wittelsbach influence in the Rhineland
ⓘ
strengthened ducal authority in Bavaria ⓘ |
| politicalRole | consolidated Wittelsbach power in southern Germany ⓘ |
| predecessor | Louis I, Duke of Bavaria NERFINISHED ⓘ |
| realm | southern Germany NERFINISHED ⓘ |
| regionGoverned |
Palatinate on the Rhine
NERFINISHED
ⓘ
Upper Bavaria NERFINISHED ⓘ |
| reignEnd | 1253 ⓘ |
| reignStart | 1231 ⓘ |
| relative |
Louis II, Duke of Upper Bavaria
NERFINISHED
ⓘ
Otto I, Duke of Bavaria NERFINISHED ⓘ |
| religion | Roman Catholicism ⓘ |
| seatOfPower |
Landshut
NERFINISHED
ⓘ
Munich NERFINISHED ⓘ |
| spouse | Agnes of the Palatinate NERFINISHED ⓘ |
| successor |
Henry XIII, Duke of Bavaria
NERFINISHED
ⓘ
Louis II, Duke of Bavaria NERFINISHED ⓘ |
| titleAcquisition |
acquired Palatinate through marriage to Agnes of the Palatinate
ⓘ
inherited Duchy of Bavaria from his father Louis I ⓘ |
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 II, Duke of Bavaria Description of subject: Otto II, Duke of Bavaria was a 13th-century Wittelsbach ruler of Bavaria who played a key role in consolidating his dynasty’s power in southern Germany.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.