Louis the Younger
E798480
Louis the Younger was a 9th-century East Frankish king, son of Louis the German, who ruled over Saxony, Thuringia, and Bavaria and played a key role in the Carolingian dynastic struggles.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Louis the Younger canonical | 6 |
How this entity was disambiguated
This entity first appeared as the object of triple T9422689 — 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: Louis the Younger Context triple: [Louis the German, child, Louis the Younger]
-
A.
Radulf
Radulf is a medieval given name of Germanic origin, related to names like Raúl and Ralph, that was borne by various European nobles and clerics.
-
B.
Carloman of Bavaria
Carloman of Bavaria was a 9th-century Carolingian king, son of Louis the German, who ruled Bavaria and later became king of Italy and East Francia.
-
C.
Carloman II
Carloman II was a 9th-century Carolingian king of West Francia who ruled in the late 880s, initially alongside his brother Louis III.
-
D.
Arnulf, Prince of Bavaria
Arnulf, Prince of Bavaria was a 19th-century Bavarian royal prince and military officer from the House of Wittelsbach.
-
E.
Arnulf of Carinthia
Arnulf of Carinthia was a late 9th-century East Frankish king and Holy Roman Emperor who helped end the Carolingian Empire’s unity and shaped the political landscape of Central Europe.
- 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: Louis the Younger Target entity description: Louis the Younger was a 9th-century East Frankish king, son of Louis the German, who ruled over Saxony, Thuringia, and Bavaria and played a key role in the Carolingian dynastic struggles.
-
A.
Radulf
Radulf is a medieval given name of Germanic origin, related to names like Raúl and Ralph, that was borne by various European nobles and clerics.
-
B.
Carloman of Bavaria
Carloman of Bavaria was a 9th-century Carolingian king, son of Louis the German, who ruled Bavaria and later became king of Italy and East Francia.
-
C.
Carloman II
Carloman II was a 9th-century Carolingian king of West Francia who ruled in the late 880s, initially alongside his brother Louis III.
-
D.
Arnulf, Prince of Bavaria
Arnulf, Prince of Bavaria was a 19th-century Bavarian royal prince and military officer from the House of Wittelsbach.
-
E.
Arnulf of Carinthia
Arnulf of Carinthia was a late 9th-century East Frankish king and Holy Roman Emperor who helped end the Carolingian Empire’s unity and shaped the political landscape of Central Europe.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Carolingian ruler
ⓘ
King of East Francia ⓘ historical figure ⓘ |
| burialPlace | Lorsch Abbey NERFINISHED ⓘ |
| centuryOfActivity | 9th century ⓘ |
| child | Hildegard (daughter of Louis the Younger) NERFINISHED ⓘ |
| conflict |
Carolingian dynastic struggles
ⓘ
Conflicts with Vikings ⓘ Wars against Charles the Bald ⓘ |
| countryOfCitizenship | East Francia NERFINISHED ⓘ |
| dateOfBirth | circa 830 ⓘ |
| dateOfDeath | 882-01-20 ⓘ |
| era | Early Middle Ages ⓘ |
| ethnicGroup | Franks NERFINISHED ⓘ |
| father | Louis the German NERFINISHED ⓘ |
| givenName | Louis NERFINISHED ⓘ |
| governmentForm | monarchy ⓘ |
| house | Carolingian dynasty NERFINISHED ⓘ |
| languageSpoken | Old High German NERFINISHED ⓘ |
| mother | Hemma of Altdorf NERFINISHED ⓘ |
| nobleFamily | Carolingian dynasty NERFINISHED ⓘ |
| notableAchievement |
Defeated Charles the Bald at Andernach
ⓘ
Secured East Frankish control over Lotharingia ⓘ |
| notableEvent |
Battle of Andernach (876)
NERFINISHED
ⓘ
Treaty of Meerssen (870) NERFINISHED ⓘ Treaty of Ribemont (880) NERFINISHED ⓘ |
| occupation | monarch ⓘ |
| partOf | East Frankish Kingdom NERFINISHED ⓘ |
| placeOfBirth | East Francia NERFINISHED ⓘ |
| placeOfDeath | Frankfurt am Main NERFINISHED ⓘ |
| positionHeld |
King of Bavaria
NERFINISHED
ⓘ
King of East Francia ⓘ King of Saxony NERFINISHED ⓘ King of Thuringia ⓘ |
| predecessor | Louis the German NERFINISHED ⓘ |
| reignEnd | 882 ⓘ |
| reignStart | 876 ⓘ |
| religion |
Roman Catholicism
ⓘ
surface form:
Catholicism
|
| ruledTerritory |
Bavaria
NERFINISHED
ⓘ
Franconia NERFINISHED ⓘ Saxony NERFINISHED ⓘ Thuringia NERFINISHED ⓘ |
| sexOrGender | male ⓘ |
| sibling |
Carloman of Bavaria
NERFINISHED
ⓘ
Charles the Fat NERFINISHED ⓘ |
| spouse | Liutgard of Saxony NERFINISHED ⓘ |
| successor | Charles the Fat NERFINISHED ⓘ |
| title | Rex Francorum Orientalium 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: Louis the Younger Description of subject: Louis the Younger was a 9th-century East Frankish king, son of Louis the German, who ruled over Saxony, Thuringia, and Bavaria and played a key role in the Carolingian dynastic struggles.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.