John II, Duke of Brabant
E301807
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.
All labels observed (2)
| Label | Occurrences |
|---|---|
| John II, Duke of Brabant canonical | 5 |
| John II of Brabant | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T2768986 — 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: John II, Duke of Brabant Context triple: [Margaret of England, Duchess of Brabant, spouse, John II, Duke of Brabant]
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A.
Duke of Brabant
The Duke of Brabant is the traditional title reserved for the heir apparent to the Belgian throne.
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B.
John I, Count of Holland
John I, Count of Holland was a late 13th- to early 14th-century nobleman who ruled the County of Holland and was briefly married to Elizabeth of Rhuddlan, daughter of King Edward I of England.
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C.
Charles of Egmond
Charles of Egmond was a late 15th- and early 16th-century Duke of Guelders known for his prolonged resistance to Habsburg domination in the Low Countries.
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D.
Henry V, Count of Luxembourg
Henry V, Count of Luxembourg was a medieval nobleman who established the influential House of Luxembourg, which later produced several Holy Roman Emperors and European monarchs.
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E.
Robert II of Flanders
Robert II of Flanders was a medieval count renowned as a prominent Frankish noble and military leader who played a key role in the First Crusade.
- 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: John II, Duke of Brabant Target entity description: 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.
-
A.
Duke of Brabant
The Duke of Brabant is the traditional title reserved for the heir apparent to the Belgian throne.
-
B.
John I, Count of Holland
John I, Count of Holland was a late 13th- to early 14th-century nobleman who ruled the County of Holland and was briefly married to Elizabeth of Rhuddlan, daughter of King Edward I of England.
-
C.
Charles of Egmond
Charles of Egmond was a late 15th- and early 16th-century Duke of Guelders known for his prolonged resistance to Habsburg domination in the Low Countries.
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D.
Henry V, Count of Luxembourg
Henry V, Count of Luxembourg was a medieval nobleman who established the influential House of Luxembourg, which later produced several Holy Roman Emperors and European monarchs.
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E.
Robert II of Flanders
Robert II of Flanders was a medieval count renowned as a prominent Frankish noble and military leader who played a key role in the First Crusade.
- F. None of above. chosen
Statements (49)
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: John II, Duke of Brabant Description of subject: 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.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
John II of Brabant
subject surface form:
John II, Duke of Brabant
this entity surface form:
John II of Brabant