Isabel de Clare, 4th Countess of Pembroke
E419531
Isabel de Clare, 4th Countess of Pembroke, was a powerful Anglo-Norman heiress whose vast estates and marriage to William Marshal made her one of the most influential noblewomen in late 12th- and early 13th-century England and Ireland.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Isabel de Clare, 4th Countess of Pembroke canonical | 17 |
| 4th Countess of Pembroke | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4054585 — 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: Isabel de Clare, 4th Countess of Pembroke Context triple: [William Marshal, 1st Earl of Pembroke, spouse, Isabel de Clare, 4th Countess of Pembroke]
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A.
Isabel de Clare
Isabel de Clare was a 13th-century Anglo-Norman noblewoman and heiress from the powerful de Clare family, notable as the mother of Robert de Brus, 6th Lord of Annandale, an ancestor of Robert the Bruce, King of Scots.
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B.
Elizabeth de Clare
Elizabeth de Clare was a 14th-century English noblewoman and wealthy heiress whose endowment helped found and shape Clare College at the University of Cambridge.
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C.
Margaret of England, Countess of Pembroke
Margaret of England, Countess of Pembroke, was a 14th-century English princess and noblewoman, notable as a daughter of King Edward III and a member of the influential Plantagenet dynasty.
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D.
Eleanor of England, Countess of Pembroke
Eleanor of England, Countess of Pembroke, was a 13th-century English princess and noblewoman who, through her influential marriage to William Marshal the Younger, became a prominent figure in the politics and aristocracy of the Angevin realm.
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E.
Marie de St Pol, Countess of Pembroke
Marie de St Pol, Countess of Pembroke, was a 14th-century French noblewoman and English royal consort best known as a prominent patron of learning and religion in England.
- 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: Isabel de Clare, 4th Countess of Pembroke Target entity description: Isabel de Clare, 4th Countess of Pembroke, was a powerful Anglo-Norman heiress whose vast estates and marriage to William Marshal made her one of the most influential noblewomen in late 12th- and early 13th-century England and Ireland.
-
A.
Isabel de Clare
Isabel de Clare was a 13th-century Anglo-Norman noblewoman and heiress from the powerful de Clare family, notable as the mother of Robert de Brus, 6th Lord of Annandale, an ancestor of Robert the Bruce, King of Scots.
-
B.
Elizabeth de Clare
Elizabeth de Clare was a 14th-century English noblewoman and wealthy heiress whose endowment helped found and shape Clare College at the University of Cambridge.
-
C.
Margaret of England, Countess of Pembroke
Margaret of England, Countess of Pembroke, was a 14th-century English princess and noblewoman, notable as a daughter of King Edward III and a member of the influential Plantagenet dynasty.
-
D.
Eleanor of England, Countess of Pembroke
Eleanor of England, Countess of Pembroke, was a 13th-century English princess and noblewoman who, through her influential marriage to William Marshal the Younger, became a prominent figure in the politics and aristocracy of the Angevin realm.
-
E.
Marie de St Pol, Countess of Pembroke
Marie de St Pol, Countess of Pembroke, was a 14th-century French noblewoman and English royal consort best known as a prominent patron of learning and religion in England.
- F. None of above. chosen
Statements (46)
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: Isabel de Clare, 4th Countess of Pembroke Description of subject: Isabel de Clare, 4th Countess of Pembroke, was a powerful Anglo-Norman heiress whose vast estates and marriage to William Marshal made her one of the most influential noblewomen in late 12th- and early 13th-century England and Ireland.
Referenced by (19)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Isabel de Clare, 4th Countess of Pembroke
subject linked to:
1st Earl of Pembroke
linked to: Isabel de Clare, 4th Countess of Pembroke