Geoffrey I of Anjou
E518423
Geoffrey I of Anjou was a 10th–11th century Count of Anjou who consolidated his family's power in western France and laid foundations for the later prominence of the Angevin dynasty.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Geoffrey I of Anjou canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T5283861 — 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: Geoffrey I of Anjou Context triple: [House of Ingelger, hasNotableMember, Geoffrey I of Anjou]
-
A.
Geoffrey V, Count of Anjou
Geoffrey V, Count of Anjou was a 12th-century French nobleman and crusader whose marriage to Empress Matilda founded the Angevin dynasty that would rule England and much of western France.
-
B.
Fulk I of Anjou
Fulk I of Anjou was a 10th-century French nobleman who became the first hereditary Count of Anjou and founder of the Angevin dynasty’s power.
-
C.
Fulk II of Anjou
Fulk II of Anjou was a 10th-century Count of Anjou who consolidated and expanded his family's power in western France through strategic marriages and territorial control.
-
D.
Fulk V of Anjou
Fulk V of Anjou was a 12th-century French nobleman who became King of Jerusalem and founder of the Angevin royal line that later ruled England.
-
E.
Stephen of Blois
Stephen of Blois was a 12th-century King of England whose contested reign against Empress Matilda led to a period of civil war known as The Anarchy.
- 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: Geoffrey I of Anjou Target entity description: Geoffrey I of Anjou was a 10th–11th century Count of Anjou who consolidated his family's power in western France and laid foundations for the later prominence of the Angevin dynasty.
-
A.
Geoffrey V, Count of Anjou
Geoffrey V, Count of Anjou was a 12th-century French nobleman and crusader whose marriage to Empress Matilda founded the Angevin dynasty that would rule England and much of western France.
-
B.
Fulk I of Anjou
Fulk I of Anjou was a 10th-century French nobleman who became the first hereditary Count of Anjou and founder of the Angevin dynasty’s power.
-
C.
Fulk II of Anjou
Fulk II of Anjou was a 10th-century Count of Anjou who consolidated and expanded his family's power in western France through strategic marriages and territorial control.
-
D.
Fulk V of Anjou
Fulk V of Anjou was a 12th-century French nobleman who became King of Jerusalem and founder of the Angevin royal line that later ruled England.
-
E.
Stephen of Blois
Stephen of Blois was a 12th-century King of England whose contested reign against Empress Matilda led to a period of civil war known as The Anarchy.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
French noble
ⓘ
count ⓘ medieval ruler ⓘ nobleman ⓘ |
| allegiance | Kingdom of West Francia NERFINISHED ⓘ |
| alsoKnownAs |
Geoffrey Greymantle
NERFINISHED
ⓘ
Geoffrey I Grisegonelle NERFINISHED ⓘ Geoffroi Ier d’Anjou NERFINISHED ⓘ |
| associatedWith | Angevin dynasty NERFINISHED ⓘ |
| birthDate | c. 940 ⓘ |
| burialPlace | Saint-Aubin Abbey, Angers NERFINISHED ⓘ |
| child |
Ermengarde-Gerberga of Anjou
NERFINISHED
ⓘ
Fulk III of Anjou NERFINISHED ⓘ |
| contributedTo | rise of the Angevin counts ⓘ |
| country | County of Anjou NERFINISHED ⓘ |
| deathDate | 21 July 987 ⓘ |
| deathPlace | Marçon NERFINISHED ⓘ |
| era |
10th century
ⓘ
11th century ⓘ |
| father | Fulk II of Anjou NERFINISHED ⓘ |
| givenName | Geoffrey NERFINISHED ⓘ |
| heldCastle | Angers Castle NERFINISHED ⓘ |
| language | Old French ⓘ |
| militaryConflict |
conflicts with the Dukes of Brittany
ⓘ
wars against the Counts of Blois ⓘ |
| mother | Gerberga NERFINISHED ⓘ |
| nobleFamily | House of Ingelger NERFINISHED ⓘ |
| notableFor |
consolidating comital authority in Anjou
ⓘ
expanding Angevin influence in western France ⓘ laying foundations of the Angevin dynasty’s later power ⓘ |
| patronage | monastic institutions in Anjou ⓘ |
| positionHeld | Count of Anjou NERFINISHED ⓘ |
| predecessor | Fulk II of Anjou NERFINISHED ⓘ |
| region | western France ⓘ |
| reignEnd | 21 July 987 ⓘ |
| reignStart | 958 ⓘ |
| religion |
Roman Catholicism
ⓘ
surface form:
Catholicism
|
| residence | Angers NERFINISHED ⓘ |
| spouse |
Adelaide of Châlon
NERFINISHED
ⓘ
Adelaide of Vermandois NERFINISHED ⓘ |
| strengthened | comital administration in Anjou ⓘ |
| successor | Fulk III of Anjou NERFINISHED ⓘ |
| title | Count of Anjou NERFINISHED ⓘ |
| vassalOf | Kings of West Francia NERFINISHED ⓘ |
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: Geoffrey I of Anjou Description of subject: Geoffrey I of Anjou was a 10th–11th century Count of Anjou who consolidated his family's power in western France and laid foundations for the later prominence of the Angevin dynasty.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.