Henry III, Duke of Brabant
E794207
Henry III, Duke of Brabant was a 13th-century nobleman who ruled the Duchy of Brabant and played a significant role in the politics of the Low Countries within the Holy Roman Empire.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Henry III, Duke of Brabant canonical | 2 |
| Henry III of Brabant | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9259475 — 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: Henry III, Duke of Brabant Context triple: [House of Reginar, notableMember, Henry III, Duke of Brabant]
-
A.
Henry II, Duke of Brabant
Henry II, Duke of Brabant was a 13th-century nobleman who ruled the Duchy of Brabant and played a significant role in the politics of the Holy Roman Empire.
-
B.
Henry I, Duke of Brabant
Henry I, Duke of Brabant was a prominent 12th–13th century nobleman who significantly expanded and consolidated the power of his dynasty in the Low Countries.
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C.
John III, Duke of Brabant
John III, Duke of Brabant was a 14th-century ruler of the Duchy of Brabant and Lothier, known for his political maneuvering within the Holy Roman Empire and conflicts with neighboring powers such as Flanders.
-
D.
John II, Duke of Brabant
John II, Duke of Brabant was a late 13th- and early 14th-century ruler of the Duchy of Brabant in the Low Countries, known for his political alliances and efforts to consolidate ducal authority.
-
E.
Duke of Brabant
The Duke of Brabant is the traditional title reserved for the heir apparent to the Belgian throne.
- 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: Henry III, Duke of Brabant Target entity description: Henry III, Duke of Brabant was a 13th-century nobleman who ruled the Duchy of Brabant and played a significant role in the politics of the Low Countries within the Holy Roman Empire.
-
A.
Henry II, Duke of Brabant
Henry II, Duke of Brabant was a 13th-century nobleman who ruled the Duchy of Brabant and played a significant role in the politics of the Holy Roman Empire.
-
B.
Henry I, Duke of Brabant
Henry I, Duke of Brabant was a prominent 12th–13th century nobleman who significantly expanded and consolidated the power of his dynasty in the Low Countries.
-
C.
John III, Duke of Brabant
John III, Duke of Brabant was a 14th-century ruler of the Duchy of Brabant and Lothier, known for his political maneuvering within the Holy Roman Empire and conflicts with neighboring powers such as Flanders.
-
D.
John II, Duke of Brabant
John II, Duke of Brabant was a late 13th- and early 14th-century ruler of the Duchy of Brabant in the Low Countries, known for his political alliances and efforts to consolidate ducal authority.
-
E.
Duke of Brabant
The Duke of Brabant is the traditional title reserved for the heir apparent to the Belgian throne.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
duke
ⓘ
human ⓘ medieval nobleman ⓘ ruler of Brabant ⓘ |
| activeIn | Low Countries NERFINISHED ⓘ |
| allegiance | Holy Roman Empire NERFINISHED ⓘ |
| associatedWithPlace |
Brabant
NERFINISHED
ⓘ
Leuven NERFINISHED ⓘ |
| birthCentury | 13th century ⓘ |
| burialPlace | Villers Abbey NERFINISHED ⓘ |
| centuryOfActivity | 13th century ⓘ |
| child |
Godfrey of Brabant
NERFINISHED
ⓘ
Henry IV, Duke of Brabant NERFINISHED ⓘ John I, Duke of Brabant NERFINISHED ⓘ Maria of Brabant NERFINISHED ⓘ Matilda of Brabant NERFINISHED ⓘ |
| country | Duchy of Brabant NERFINISHED ⓘ |
| dateOfBirth | circa 1230 ⓘ |
| dateOfDeath | 1261-02-28 ⓘ |
| deathCentury | 13th century ⓘ |
| dynasty | House of Reginar NERFINISHED ⓘ |
| father | Henry II, Duke of Brabant NERFINISHED ⓘ |
| givenName | Henry NERFINISHED ⓘ |
| house | House of Reginar NERFINISHED ⓘ |
| languageOfUse | Middle Dutch ⓘ |
| mother | Marie of Hohenstaufen NERFINISHED ⓘ |
| motherFamily | Hohenstaufen dynasty NERFINISHED ⓘ |
| name | Henry III, Duke of Brabant NERFINISHED ⓘ |
| nobleFamily | Dukes of Brabant NERFINISHED ⓘ |
| nobleTitle |
Duke of Brabant
NERFINISHED
ⓘ
Duke of Lothier NERFINISHED ⓘ |
| notableFor |
role in the politics of the Low Countries
ⓘ
rule over the Duchy of Brabant ⓘ |
| partOf | Holy Roman Empire ⓘ |
| placeOfBirth | Leuven NERFINISHED ⓘ |
| placeOfDeath | Leuven NERFINISHED ⓘ |
| positionHeld |
Duke of Brabant
NERFINISHED
ⓘ
Duke of Lothier NERFINISHED ⓘ |
| predecessor | Henry II, Duke of Brabant NERFINISHED ⓘ |
| realm |
Duchy of Brabant
NERFINISHED
ⓘ
Duchy of Lothier NERFINISHED ⓘ |
| reignEnd | 1261 ⓘ |
| reignStart | 1248 ⓘ |
| religion | Roman Catholicism ⓘ |
| spouse | Adelaide of Burgundy NERFINISHED ⓘ |
| successor |
Henry IV, Duke of Brabant
NERFINISHED
ⓘ
John I, Duke of Brabant NERFINISHED ⓘ |
| titleHolderNumber | third Duke named Henry of Brabant ⓘ |
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: Henry III, Duke of Brabant Description of subject: Henry III, Duke of Brabant was a 13th-century nobleman who ruled the Duchy of Brabant and played a significant role in the politics of the Low Countries within the Holy Roman Empire.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Henry III of Brabant