William fitzOsbern
E430220
William fitzOsbern was an 11th-century Norman nobleman and close companion of William the Conqueror who became a powerful lord in England and Wales after the Norman Conquest.
All labels observed (2)
| Label | Occurrences |
|---|---|
| William fitzOsbern canonical | 2 |
| William fitz Osbern | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4105307 — 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 fitzOsbern Context triple: [Chepstow Castle, builder, William fitzOsbern]
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A.
Henry I of England
Henry I of England was a 12th-century Norman king known for consolidating royal authority, reforming administration and justice, and strengthening the English monarchy after the Norman Conquest.
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B.
Henry Beauclerc
Henry Beauclerc was Henry I of England, a 12th-century king noted for his administrative reforms, consolidation of royal authority, and efforts to strengthen the English legal system.
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C.
Geoffrey V Plantagenet
Geoffrey V Plantagenet was a 12th-century French nobleman, husband of Empress Matilda and father of King Henry II of England, whose marriage helped lay the foundations of the Angevin Empire.
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D.
William fitz Duncan
William fitz Duncan was a 12th-century Scottish prince and military leader, notable as a powerful claimant to the Scottish throne and a key figure in the politics of the Kingdom of Alba.
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E.
Henry II of England
Henry II of England was a 12th-century Angevin king who restored royal authority after civil war, expanded his realms across much of France, and laid foundations for the English common law system.
- 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 fitzOsbern Target entity description: William fitzOsbern was an 11th-century Norman nobleman and close companion of William the Conqueror who became a powerful lord in England and Wales after the Norman Conquest.
-
A.
Henry I of England
Henry I of England was a 12th-century Norman king known for consolidating royal authority, reforming administration and justice, and strengthening the English monarchy after the Norman Conquest.
-
B.
Henry Beauclerc
Henry Beauclerc was Henry I of England, a 12th-century king noted for his administrative reforms, consolidation of royal authority, and efforts to strengthen the English legal system.
-
C.
Geoffrey V Plantagenet
Geoffrey V Plantagenet was a 12th-century French nobleman, husband of Empress Matilda and father of King Henry II of England, whose marriage helped lay the foundations of the Angevin Empire.
-
D.
William fitz Duncan
William fitz Duncan was a 12th-century Scottish prince and military leader, notable as a powerful claimant to the Scottish throne and a key figure in the politics of the Kingdom of Alba.
-
E.
Henry II of England
Henry II of England was a 12th-century Angevin king who restored royal authority after civil war, expanded his realms across much of France, and laid foundations for the English common law system.
- F. None of above. chosen
Statements (52)
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 fitzOsbern Description of subject: William fitzOsbern was an 11th-century Norman nobleman and close companion of William the Conqueror who became a powerful lord in England and Wales after the Norman Conquest.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: William fitzOsbern