William I, Count of Boulogne
E595093
William I, Count of Boulogne was a 12th-century Anglo-Norman nobleman, son of King Stephen of England and Matilda of Boulogne, who briefly held the county of Boulogne before dying without heirs.
All labels observed (1)
| Label | Occurrences |
|---|---|
| William I, Count of Boulogne canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6113830 — 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 I, Count of Boulogne Context triple: [Matilda I of Boulogne, child, William I, Count of Boulogne]
-
A.
Renaud de Dammartin, Count of Boulogne
Renaud de Dammartin, Count of Boulogne, was a powerful early 13th-century French nobleman and former ally of King Philip II who became one of the leading rebel lords opposing the French crown.
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B.
Eustace II, Count of Boulogne
Eustace II, Count of Boulogne, was an 11th-century French nobleman and prominent supporter of William the Conqueror, noted for his role in the Norman Conquest of England and as the father of the First Crusade leader Godfrey of Bouillon.
-
C.
Eustace III, Count of Boulogne
Eustace III, Count of Boulogne, was a prominent 11th–12th century French nobleman and crusader who ruled the strategically important County of Boulogne and was connected by marriage to the Scottish royal family.
-
D.
Philip I, Count of Boulogne
Philip I, Count of Boulogne was a French prince of the Capetian dynasty who held the County of Boulogne in the early 13th century and was a son of King Philip II of France.
-
E.
Eustace IV, Count of Boulogne
Eustace IV, Count of Boulogne was a 12th-century French nobleman and heir to the English throne as the eldest son of King Stephen of 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: William I, Count of Boulogne Target entity description: William I, Count of Boulogne was a 12th-century Anglo-Norman nobleman, son of King Stephen of England and Matilda of Boulogne, who briefly held the county of Boulogne before dying without heirs.
-
A.
Renaud de Dammartin, Count of Boulogne
Renaud de Dammartin, Count of Boulogne, was a powerful early 13th-century French nobleman and former ally of King Philip II who became one of the leading rebel lords opposing the French crown.
-
B.
Eustace II, Count of Boulogne
Eustace II, Count of Boulogne, was an 11th-century French nobleman and prominent supporter of William the Conqueror, noted for his role in the Norman Conquest of England and as the father of the First Crusade leader Godfrey of Bouillon.
-
C.
Eustace III, Count of Boulogne
Eustace III, Count of Boulogne, was a prominent 11th–12th century French nobleman and crusader who ruled the strategically important County of Boulogne and was connected by marriage to the Scottish royal family.
-
D.
Philip I, Count of Boulogne
Philip I, Count of Boulogne was a French prince of the Capetian dynasty who held the County of Boulogne in the early 13th century and was a son of King Philip II of France.
-
E.
Eustace IV, Count of Boulogne
Eustace IV, Count of Boulogne was a 12th-century French nobleman and heir to the English throne as the eldest son of King Stephen of England.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
Anglo-Norman nobleman
ⓘ
count ⓘ medieval person ⓘ nobleman ⓘ |
| allegiance | Kingdom of England NERFINISHED ⓘ |
| associatedWith | The Anarchy NERFINISHED ⓘ |
| birthCentury | 12th century ⓘ |
| countryOfOrigin | Kingdom of England ⓘ |
| deathDate | 1159 ⓘ |
| deathPlace | Poitiers NERFINISHED ⓘ |
| diedWithoutHeirs | true ⓘ |
| dynasty | House of Blois NERFINISHED ⓘ |
| era | High Middle Ages ⓘ |
| ethnicGroup | Norman ⓘ |
| father | Stephen, King of England NERFINISHED ⓘ |
| givenName | William ⓘ |
| hasNoChildren | true ⓘ |
| heldTitle | Earl of Surrey (jure uxoris) NERFINISHED ⓘ |
| house | House of Blois NERFINISHED ⓘ |
| language | Anglo-Norman ⓘ |
| maritalStatusAtDeath | married ⓘ |
| marriage | Isabel de Warenne, Countess of Surrey NERFINISHED ⓘ |
| mother | Matilda of Boulogne NERFINISHED ⓘ |
| nobleFamilyConnection |
County of Boulogne
NERFINISHED
ⓘ
King Stephen of England NERFINISHED ⓘ |
| nobleRank | count ⓘ |
| nobleTitle | Count of Boulogne NERFINISHED ⓘ |
| notableFor |
being the younger son of King Stephen of England
ⓘ
briefly holding the County of Boulogne ⓘ |
| positionHeld | Count of Boulogne NERFINISHED ⓘ |
| region |
Boulogne
NERFINISHED
ⓘ
England ⓘ |
| reignOrPositionEnd | 1159 ⓘ |
| reignOrPositionStart | 1153 ⓘ |
| religion |
Roman Catholicism
ⓘ
surface form:
Catholic Church
|
| sibling |
Eustace IV, Count of Boulogne
NERFINISHED
ⓘ
Marie I, Countess of Boulogne NERFINISHED ⓘ |
| spouse | Isabel de Warenne, Countess of Surrey NERFINISHED ⓘ |
| successor | Marie I, Countess of Boulogne NERFINISHED ⓘ |
| titleSuccession | succeeded Eustace IV, Count of Boulogne ⓘ |
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 I, Count of Boulogne Description of subject: William I, Count of Boulogne was a 12th-century Anglo-Norman nobleman, son of King Stephen of England and Matilda of Boulogne, who briefly held the county of Boulogne before dying without heirs.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.