Thomas, son of Edward I
E941388
Thomas, son of Edward I, was an English prince of the late 13th century and a younger son of King Edward I of England and his first wife, Eleanor of Castile.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Thomas, son of Edward I canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11602762 — 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: Thomas, son of Edward I Context triple: [Eleanor, daughter of Edward I, sibling, Thomas, 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.
-
B.
Theobald, son of Edward I
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.
-
C.
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.
-
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.
Henry of Grosmont
Henry of Grosmont was a prominent 14th-century English nobleman, military commander, and statesman who became one of King Edward III’s most trusted lieutenants during the early phases of the Hundred Years’ War.
- 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: Thomas, son of Edward I Target entity description: Thomas, son of Edward I, was an English prince of the late 13th century and a younger son of King Edward I of England and his first wife, Eleanor of Castile.
-
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.
Theobald, son of Edward I
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.
-
C.
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.
-
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.
Henry of Grosmont
Henry of Grosmont was a prominent 14th-century English nobleman, military commander, and statesman who became one of King Edward III’s most trusted lieutenants during the early phases of the Hundred Years’ War.
- F. None of above. chosen
Statements (34)
| Predicate | Object |
|---|---|
| instanceOf |
English prince
ⓘ
medieval English royal ⓘ |
| continent | Europe ⓘ |
| countryOfCitizenship | Kingdom of England ⓘ |
| describedAs |
child of Eleanor of Castile
ⓘ
younger son of King Edward I of England ⓘ |
| dynasty | Plantagenet NERFINISHED ⓘ |
| ethnicGroup |
Castilian
ⓘ
English ⓘ |
| father | Edward I of England NERFINISHED ⓘ |
| givenName | Thomas NERFINISHED ⓘ |
| mother | Eleanor of Castile NERFINISHED ⓘ |
| motherTongueRegion | England NERFINISHED ⓘ |
| nativeLanguage |
Anglo-Norman
ⓘ
Middle English ⓘ |
| positionHeld | Prince of England NERFINISHED ⓘ |
| royalHouse | House of Plantagenet NERFINISHED ⓘ |
| sexOrGender | male ⓘ |
| sibling |
Alphonso, Earl of Chester
NERFINISHED
ⓘ
Beatrice, daughter of Edward I NERFINISHED ⓘ Berengaria, daughter of Edward I NERFINISHED ⓘ Blanche, daughter of Edward I NERFINISHED ⓘ Edward II of England NERFINISHED ⓘ Eleanor of England, Countess of Bar NERFINISHED ⓘ Elizabeth of Rhuddlan NERFINISHED ⓘ Henry, son of Edward I NERFINISHED ⓘ Joan of Acre NERFINISHED ⓘ John, son of Edward I NERFINISHED ⓘ Juliana, daughter of Edward I NERFINISHED ⓘ Margaret of England, Duchess of Brabant NERFINISHED ⓘ Mary of Woodstock NERFINISHED ⓘ Theobald, son of Edward I NERFINISHED ⓘ Unnamed daughter of Edward I and Eleanor of Castile ⓘ |
| 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: Thomas, son of Edward I Description of subject: Thomas, son of Edward I, was an English prince of the late 13th century and a younger son of King Edward I of England and his first wife, Eleanor of Castile.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.