Theobald, son of Edward I
E936923
Theobald, son of Edward I, was a short-lived child of King Edward I of England and Eleanor of Castile, known primarily from brief historical records noting his place in the royal family.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Theobald, son of Edward I canonical | 2 |
| John, son of Edward I | 1 |
| William, son of Edward I | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11602759 — 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: Theobald, son of Edward I Context triple: [Eleanor, daughter of Edward I, sibling, Theobald, son of Edward I]
-
A.
Henry, son of Edward I
Henry, son of Edward I, was an English prince who died in childhood and is chiefly remembered as one of the early-deceased children of King Edward I and Queen Eleanor of Castile.
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B.
John of Cornwall
John of Cornwall was a 13th-century English nobleman, the son of Richard, 1st Earl of Cornwall, and a member of the Plantagenet royal family.
-
C.
Henry of Courtenay
Henry of Courtenay was a lesser-known medieval French nobleman of the Capetian House of Courtenay, notable primarily as a son of Peter II of Courtenay, Latin Emperor of Constantinople.
-
D.
John of Eltham, Earl of Cornwall
John of Eltham, Earl of Cornwall, was a 14th-century English prince, the second son of King Edward II and Isabella of France, who played a notable military role in the early stages of the Hundred Years’ War before his early death.
-
E.
Edward I's son Edward of Caernarfon
Edward of Caernarfon, later King Edward II of England, was the first English heir apparent to be formally invested as Prince of Wales and is remembered for his troubled reign and eventual deposition.
- 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: Theobald, son of Edward I Target entity description: Theobald, son of Edward I, was a short-lived child of King Edward I of England and Eleanor of Castile, known primarily from brief historical records noting his place in the royal family.
-
A.
Henry, son of Edward I
Henry, son of Edward I, was an English prince who died in childhood and is chiefly remembered as one of the early-deceased children of King Edward I and Queen Eleanor of Castile.
-
B.
John of Cornwall
John of Cornwall was a 13th-century English nobleman, the son of Richard, 1st Earl of Cornwall, and a member of the Plantagenet royal family.
-
C.
Henry of Courtenay
Henry of Courtenay was a lesser-known medieval French nobleman of the Capetian House of Courtenay, notable primarily as a son of Peter II of Courtenay, Latin Emperor of Constantinople.
-
D.
John of Eltham, Earl of Cornwall
John of Eltham, Earl of Cornwall, was a 14th-century English prince, the second son of King Edward II and Isabella of France, who played a notable military role in the early stages of the Hundred Years’ War before his early death.
-
E.
Edward I's son Edward of Caernarfon
Edward of Caernarfon, later King Edward II of England, was the first English heir apparent to be formally invested as Prince of Wales and is remembered for his troubled reign and eventual deposition.
- F. None of above. chosen
Statements (24)
| Predicate | Object |
|---|---|
| instanceOf |
English prince
ⓘ
medieval English royal ⓘ |
| countryOfCitizenship | Kingdom of England ⓘ |
| dynasty |
Plantagenet dynasty
ⓘ
linked to:
House of Plantagenet
|
| father | Edward I of England ⓘ |
| givenName | Theobald ⓘ |
| house | House of Plantagenet ⓘ |
| knownFrom | brief medieval historical records ⓘ |
| mother | Eleanor of Castile ⓘ |
| notableFor | being a short-lived child of Edward I of England ⓘ |
| partOf |
royal family of England
ⓘ
linked to:
royal family of the Kingdom of England
|
| positionHeld | son of the reigning King of England ⓘ |
| relative |
Edward I of England
ⓘ
Eleanor of Castile ⓘ |
| sibling |
Alphonso, Earl of Chester
ⓘ
Edmund of Woodstock, 1st Earl of Kent ⓘ Edward II of England ⓘ Eleanor, daughter of Edward I ⓘ Elizabeth of Rhuddlan ⓘ Joan of Acre ⓘ Margaret of England, Duchess of Brabant ⓘ Mary of Woodstock ⓘ Thomas of Brotherton, 1st Earl of Norfolk ⓘ |
| timePeriod | 13th century ⓘ |
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: Theobald, son of Edward I Description of subject: Theobald, son of Edward I, was a short-lived child of King Edward I of England and Eleanor of Castile, known primarily from brief historical records noting his place in the royal family.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Theobald, son of Edward I
linked to: Theobald, son of Edward I