William de Valence, 1st Earl of Pembroke
E425504
William de Valence, 1st Earl of Pembroke, was a prominent 13th-century Anglo-French nobleman and half-brother of King Henry III who became a powerful marcher lord in Wales and a key figure in the politics of medieval England.
All labels observed (1)
| Label | Occurrences |
|---|---|
| William de Valence, 1st Earl of Pembroke canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4138476 — 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: William de Valence, 1st Earl of Pembroke Context triple: [Goodrich Castle, laterPatron, William de Valence, 1st Earl of Pembroke]
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A.
Richard Marshal, 3rd Earl of Pembroke
Richard Marshal, 3rd Earl of Pembroke, was a prominent 13th-century Anglo-Norman nobleman and military leader who became one of the most powerful magnates in England and Ireland and famously rebelled against King Henry III.
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B.
Walter Marshal, 5th Earl of Pembroke
Walter Marshal, 5th Earl of Pembroke, was a 13th-century Anglo-Norman nobleman and magnate who briefly held the powerful Pembroke earldom as one of the sons and successors of the famed knight William Marshal.
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C.
John Hastings, 2nd Earl of Pembroke
John Hastings, 2nd Earl of Pembroke, was a 14th-century English nobleman and military commander who played a prominent role in the early stages of the Hundred Years' War.
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D.
Gilbert Marshal, 4th Earl of Pembroke
Gilbert Marshal, 4th Earl of Pembroke, was a 13th-century Anglo-Norman nobleman and magnate who briefly held the powerful Pembroke earldom as one of the sons and successors of the famed knight William Marshal.
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E.
William Herbert, 3rd Earl of Pembroke
William Herbert, 3rd Earl of Pembroke, was an influential early 17th-century English nobleman, courtier, and patron of the arts closely associated with William Shakespeare and the Jacobean literary world.
- 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: William de Valence, 1st Earl of Pembroke Target entity description: William de Valence, 1st Earl of Pembroke, was a prominent 13th-century Anglo-French nobleman and half-brother of King Henry III who became a powerful marcher lord in Wales and a key figure in the politics of medieval England.
-
A.
Richard Marshal, 3rd Earl of Pembroke
Richard Marshal, 3rd Earl of Pembroke, was a prominent 13th-century Anglo-Norman nobleman and military leader who became one of the most powerful magnates in England and Ireland and famously rebelled against King Henry III.
-
B.
Walter Marshal, 5th Earl of Pembroke
Walter Marshal, 5th Earl of Pembroke, was a 13th-century Anglo-Norman nobleman and magnate who briefly held the powerful Pembroke earldom as one of the sons and successors of the famed knight William Marshal.
-
C.
John Hastings, 2nd Earl of Pembroke
John Hastings, 2nd Earl of Pembroke, was a 14th-century English nobleman and military commander who played a prominent role in the early stages of the Hundred Years' War.
-
D.
Gilbert Marshal, 4th Earl of Pembroke
Gilbert Marshal, 4th Earl of Pembroke, was a 13th-century Anglo-Norman nobleman and magnate who briefly held the powerful Pembroke earldom as one of the sons and successors of the famed knight William Marshal.
-
E.
William Herbert, 3rd Earl of Pembroke
William Herbert, 3rd Earl of Pembroke, was an influential early 17th-century English nobleman, courtier, and patron of the arts closely associated with William Shakespeare and the Jacobean literary world.
- F. None of above. chosen
Statements (59)
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: William de Valence, 1st Earl of Pembroke Description of subject: William de Valence, 1st Earl of Pembroke, was a prominent 13th-century Anglo-French nobleman and half-brother of King Henry III who became a powerful marcher lord in Wales and a key figure in the politics of medieval England.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.