Louis II of Italy
E811775
Louis II of Italy was a 9th-century Carolingian emperor and King of Italy known for his campaigns in southern Italy and efforts to defend Christendom against Arab incursions.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Louis II of Italy canonical | 13 |
| Emperor Louis II of Italy | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9648782 — 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 II of Italy Context triple: [Lothair I, child, Louis II of Italy]
-
A.
Otto Orseolo
Otto Orseolo was an 11th-century Doge of Venice from the influential Orseolo family, known for his role in consolidating Venetian power and dynastic ties with neighboring realms.
-
B.
Guglielmo Cinque
Guglielmo Cinque is an Italian linguist renowned for his influential work in generative syntax and contributions to the Minimalist Program.
-
C.
Antonio I Acciaioli
Antonio I Acciaioli was a 14th–15th century Florentine nobleman and member of the Acciaioli family who became a powerful ruler in Greece, ultimately seizing and governing the Duchy of Athens.
-
D.
Conrad, King of Italy
Conrad, King of Italy was an 11th-century royal prince of the Salian dynasty who served as King of Italy and son of Holy Roman Emperor Henry IV.
-
E.
Louis I of Etruria
Louis I of Etruria was an early 19th-century Bourbon prince who briefly ruled a Napoleonic client state in central Italy before its absorption into the French 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: Louis II of Italy Target entity description: Louis II of Italy was a 9th-century Carolingian emperor and King of Italy known for his campaigns in southern Italy and efforts to defend Christendom against Arab incursions.
-
A.
Otto Orseolo
Otto Orseolo was an 11th-century Doge of Venice from the influential Orseolo family, known for his role in consolidating Venetian power and dynastic ties with neighboring realms.
-
B.
Guglielmo Cinque
Guglielmo Cinque is an Italian linguist renowned for his influential work in generative syntax and contributions to the Minimalist Program.
-
C.
Antonio I Acciaioli
Antonio I Acciaioli was a 14th–15th century Florentine nobleman and member of the Acciaioli family who became a powerful ruler in Greece, ultimately seizing and governing the Duchy of Athens.
-
D.
Conrad, King of Italy
Conrad, King of Italy was an 11th-century royal prince of the Salian dynasty who served as King of Italy and son of Holy Roman Emperor Henry IV.
-
E.
Louis I of Etruria
Louis I of Etruria was an early 19th-century Bourbon prince who briefly ruled a Napoleonic client state in central Italy before its absorption into the French Empire.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Carolingian ruler
ⓘ
Holy Roman Emperor ⓘ King of Italy ⓘ human ⓘ |
| ally | Byzantine Empire ⓘ |
| burialPlace |
Basilica of Sant’Ambrogio
ⓘ
linked to:
Basilica of Sant'Ambrogio, Milan
Milan ⓘ |
| conflict |
campaigns in Benevento and Capua
ⓘ
wars against Arab emirates in southern Italy ⓘ |
| coronation | 850-04-15 ⓘ |
| coronationAs | co-emperor of the Romans ⓘ |
| coronationBy | Pope Leo IV ⓘ |
| coronationPlace | Rome ⓘ |
| countryOfCitizenship |
Frankish Empire
ⓘ
linked to:
Carolingian Empire
|
| dateOfBirth | circa 825 ⓘ |
| dateOfDeath | 875-08-12 ⓘ |
| endTimeOfPosition | Emperor of the Romans 875 ⓘ |
| era | 9th century ⓘ |
| father | Lothair I ⓘ |
| givenName | Louis ⓘ |
| house | Carolingian dynasty ⓘ |
| languageSpoken | Latin ⓘ |
| mother | Ermengarde of Tours ⓘ |
| nobleFamily | Carolingian dynasty ⓘ |
| notableAchievement |
capture of Bari from Arab control
ⓘ
defense of Christendom in southern Italy ⓘ |
| notableEvent | imprisonment by Adelchis of Benevento ⓘ |
| notableWork | campaigns against Arab forces in southern Italy ⓘ |
| occupation |
military leader
ⓘ
monarch ⓘ |
| placeOfBirth | Kingdom of Italy ⓘ |
| placeOfDeath |
Kingdom of Italy
ⓘ
near Brescia ⓘ |
| positionHeld |
Emperor of the Romans
ⓘ
King of Italy ⓘ co-emperor of the Carolingian Empire ⓘ |
| predecessor | Lothair I ⓘ |
| regnalName | Louis II ⓘ |
| religion |
Catholic Church
ⓘ
linked to:
Roman Catholicism
|
| sexOrGender | male ⓘ |
| sibling |
Charles of Provence
ⓘ
Lothair II of Lotharingia ⓘ
linked to:
Lothair II
|
| spouse | Engelberga ⓘ |
| startTime | 844 ⓘ |
| startTimeOfPosition |
Emperor of the Romans 855
ⓘ
King of Italy 844 ⓘ |
| successor | Charles II of France ⓘ |
| title |
Imperator Augustus
ⓘ
linked to:
Augustus
Rex Italiae ⓘ |
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 II of Italy Description of subject: Louis II of Italy was a 9th-century Carolingian emperor and King of Italy known for his campaigns in southern Italy and efforts to defend Christendom against Arab incursions.
Referenced by (14)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Louis II of Italy