Sancho III of Castile
E447955
Sancho III of Castile was a 12th-century king of Castile whose brief and turbulent reign was marked by internal noble conflicts and struggles for power within the Iberian Christian kingdoms.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Sancho III of Castile canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T3475789 — 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: Sancho III of Castile Context triple: [House of Ivrea, hasMember, Sancho III of Castile]
-
A.
Sancho IV of Castile
Sancho IV of Castile was a 13th-century king of Castile and León known for consolidating royal authority amid internal dynastic conflicts and external wars on the Iberian Peninsula.
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B.
Henry II of Castile
Henry II of Castile was a 14th-century king who seized the Castilian throne after a civil war against his half-brother Peter I and became the first monarch of the Trastámara dynasty.
-
C.
Henry III of Castile
Henry III of Castile was a late 14th- and early 15th-century king of Castile and León known for consolidating royal authority, curbing noble power, and strengthening the monarchy’s finances and foreign alliances.
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D.
Alfonso, King of Castile
"Alfonso, King of Castile" is a historical tragedy by Matthew Gregory Lewis that dramatizes the turbulent reign and personal conflicts of a medieval Castilian monarch.
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E.
Philip I of Castile
Philip I of Castile, also known as Philip the Handsome, was a Habsburg archduke of Burgundy who briefly became king of Castile through his marriage to Joanna of Castile, helping establish Habsburg rule in Spain.
- 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: Sancho III of Castile Target entity description: Sancho III of Castile was a 12th-century king of Castile whose brief and turbulent reign was marked by internal noble conflicts and struggles for power within the Iberian Christian kingdoms.
-
A.
Sancho IV of Castile
Sancho IV of Castile was a 13th-century king of Castile and León known for consolidating royal authority amid internal dynastic conflicts and external wars on the Iberian Peninsula.
-
B.
Henry II of Castile
Henry II of Castile was a 14th-century king who seized the Castilian throne after a civil war against his half-brother Peter I and became the first monarch of the Trastámara dynasty.
-
C.
Henry III of Castile
Henry III of Castile was a late 14th- and early 15th-century king of Castile and León known for consolidating royal authority, curbing noble power, and strengthening the monarchy’s finances and foreign alliances.
-
D.
Alfonso, King of Castile
"Alfonso, King of Castile" is a historical tragedy by Matthew Gregory Lewis that dramatizes the turbulent reign and personal conflicts of a medieval Castilian monarch.
-
E.
Philip I of Castile
Philip I of Castile, also known as Philip the Handsome, was a Habsburg archduke of Burgundy who briefly became king of Castile through his marriage to Joanna of Castile, helping establish Habsburg rule in Spain.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
King of Castile
ⓘ
human ⓘ king ⓘ monarch ⓘ |
| burialPlace | Cathedral of Toledo NERFINISHED ⓘ |
| child |
Alfonso VIII of Castile
NERFINISHED
ⓘ
Infante García of Castile NERFINISHED ⓘ |
| chronologicalPlacement | High Middle Ages ⓘ |
| conflict | noble factional struggles in Castile ⓘ |
| continent | Europe ⓘ |
| country | Kingdom of Castile NERFINISHED ⓘ |
| dateOfBirth | c. 1134 ⓘ |
| dateOfDeath | 31 August 1158 ⓘ |
| era | 12th century ⓘ |
| father | Alfonso VII of León and Castile NERFINISHED ⓘ |
| givenName | Sancho NERFINISHED ⓘ |
| historicalRegion | Iberian Peninsula NERFINISHED ⓘ |
| house | House of Ivrea NERFINISHED ⓘ |
| languageOfWorkOrName | Spanish ⓘ |
| mannerOfDeath | natural causes ⓘ |
| monarchOf | Kingdom of Castile NERFINISHED ⓘ |
| mother | Berenguela of Barcelona NERFINISHED ⓘ |
| nativeLanguage | Romance language of León-Castile ⓘ |
| nobleFamily | Castilian branch of the House of Ivrea ⓘ |
| notableFor |
brief reign
ⓘ
internal conflicts with Castilian nobility ⓘ power struggles within Iberian Christian kingdoms ⓘ |
| occupation | monarch ⓘ |
| partOf | Iberian Christian kingdoms NERFINISHED ⓘ |
| placeOfBirth | Kingdom of León NERFINISHED ⓘ |
| placeOfDeath |
Kingdom of Castile
NERFINISHED
ⓘ
Toledo NERFINISHED ⓘ |
| positionHeld | King of Castile NERFINISHED ⓘ |
| predecessor | Alfonso VII of León and Castile NERFINISHED ⓘ |
| regnalName | Sancho III of Castile NERFINISHED ⓘ |
| reignEnd | 1158 ⓘ |
| reignStart | 1157 ⓘ |
| religion |
Christianity
ⓘ
Roman Catholicism ⓘ |
| sexOrGender | male ⓘ |
| sibling |
Constance of Castile, Queen of France
NERFINISHED
ⓘ
Ferdinand II of León NERFINISHED ⓘ Sancha of Castile, Queen of Navarre NERFINISHED ⓘ |
| spouse | Blanca Garcés of Navarre NERFINISHED ⓘ |
| successor | Alfonso VIII of Castile NERFINISHED ⓘ |
| successorAsMinor | Alfonso VIII of Castile, a minor at accession ⓘ |
| title | King of Castile ⓘ |
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: Sancho III of Castile Description of subject: Sancho III of Castile was a 12th-century king of Castile whose brief and turbulent reign was marked by internal noble conflicts and struggles for power within the Iberian Christian kingdoms.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.