Henry Stafford, 2nd Duke of Buckingham
E264920
Henry Stafford, 2nd Duke of Buckingham, was a powerful 15th-century English nobleman and one-time ally of Richard III who later rebelled against him and was executed, and has been historically suspected as a possible culprit in the disappearance of the Princes in the Tower.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Henry Stafford, 2nd Duke of Buckingham canonical | 13 |
| Henry Stafford | 2 |
| Henry Stafford (son of Henry Stafford, 2nd Duke of Buckingham) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2388346 — 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 Stafford, 2nd Duke of Buckingham Context triple: [Princes in the Tower murders, allegedPerpetrator, Henry Stafford, 2nd Duke of Buckingham]
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A.
Edmund Tudor, Duke of Somerset
Edmund Tudor, Duke of Somerset, was a short-lived English prince of the early Tudor dynasty, known primarily as the younger son of King Henry VII of England and Elizabeth of York.
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B.
Thomas Beaufort, Duke of Exeter
Thomas Beaufort, Duke of Exeter, was an early 15th-century English nobleman, military commander, and half-uncle of King Henry V who played a prominent role in the Hundred Years’ War and royal government.
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C.
George Plantagenet, 1st Duke of Bedford
George Plantagenet, 1st Duke of Bedford, was a short-lived English royal prince of the House of York, born posthumously to George, Duke of Clarence, and thus a nephew of King Edward IV and cousin to Edward V.
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D.
Edward Seymour, 1st Duke of Somerset
Edward Seymour, 1st Duke of Somerset, was a powerful English nobleman and uncle to Edward VI who effectively ruled England as Lord Protector during the early years of the young king’s reign.
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E.
Richard Neville, Earl of Warwick
Richard Neville, Earl of Warwick, known as "the Kingmaker," was a powerful 15th-century English nobleman whose shifting alliances and military influence decisively shaped the dynastic struggle between the houses of York and Lancaster.
- 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 Stafford, 2nd Duke of Buckingham Target entity description: Henry Stafford, 2nd Duke of Buckingham, was a powerful 15th-century English nobleman and one-time ally of Richard III who later rebelled against him and was executed, and has been historically suspected as a possible culprit in the disappearance of the Princes in the Tower.
-
A.
Edmund Tudor, Duke of Somerset
Edmund Tudor, Duke of Somerset, was a short-lived English prince of the early Tudor dynasty, known primarily as the younger son of King Henry VII of England and Elizabeth of York.
-
B.
Thomas Beaufort, Duke of Exeter
Thomas Beaufort, Duke of Exeter, was an early 15th-century English nobleman, military commander, and half-uncle of King Henry V who played a prominent role in the Hundred Years’ War and royal government.
-
C.
George Plantagenet, 1st Duke of Bedford
George Plantagenet, 1st Duke of Bedford, was a short-lived English royal prince of the House of York, born posthumously to George, Duke of Clarence, and thus a nephew of King Edward IV and cousin to Edward V.
-
D.
Edward Seymour, 1st Duke of Somerset
Edward Seymour, 1st Duke of Somerset, was a powerful English nobleman and uncle to Edward VI who effectively ruled England as Lord Protector during the early years of the young king’s reign.
-
E.
Richard Neville, Earl of Warwick
Richard Neville, Earl of Warwick, known as "the Kingmaker," was a powerful 15th-century English nobleman whose shifting alliances and military influence decisively shaped the dynastic struggle between the houses of York and Lancaster.
- F. None of above. chosen
Statements (50)
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 Stafford, 2nd Duke of Buckingham Description of subject: Henry Stafford, 2nd Duke of Buckingham, was a powerful 15th-century English nobleman and one-time ally of Richard III who later rebelled against him and was executed, and has been historically suspected as a possible culprit in the disappearance of the Princes in the Tower.
Referenced by (16)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Henry Stafford, 2nd Duke of Buckingham
linked to: Henry Stafford, 2nd Duke of Buckingham
Margaret Beaufort, Countess of Stafford
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notableRelative
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Henry Stafford, 2nd Duke of Buckingham
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linked to: Henry Stafford, 2nd Duke of Buckingham