Alfonso IX of León
E230305
Alfonso IX of León was a 12th–13th century king of León and Galicia known for his role in the Reconquista and for fostering learning and law, including founding the University of Salamanca.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Alfonso IX of León canonical | 9 |
| King Alfonso IX of León | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1401843 — 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: Alfonso IX of León Context triple: [University of Salamanca, founder, Alfonso IX of León]
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A.
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.
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B.
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.
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C.
Alfonso X of Castile
Alfonso X of Castile, known as "El Sabio" ("the Wise"), was a 13th-century king renowned for his legal, scientific, and literary patronage that helped shape medieval Iberian culture.
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D.
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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E.
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.
- 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: Alfonso IX of León Target entity description: Alfonso IX of León was a 12th–13th century king of León and Galicia known for his role in the Reconquista and for fostering learning and law, including founding the University of Salamanca.
-
A.
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.
-
B.
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.
-
C.
Alfonso X of Castile
Alfonso X of Castile, known as "El Sabio" ("the Wise"), was a 13th-century king renowned for his legal, scientific, and literary patronage that helped shape medieval Iberian culture.
-
D.
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.
-
E.
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.
- F. None of above. chosen
Statements (51)
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: Alfonso IX of León Description of subject: Alfonso IX of León was a 12th–13th century king of León and Galicia known for his role in the Reconquista and for fostering learning and law, including founding the University of Salamanca.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
King Alfonso IX of León