Olaf of Denmark
E679112
Olaf of Denmark was a short-lived 15th-century Danish prince of the House of Oldenburg, known primarily as the son of King Christian I of Denmark.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Olaf II of Denmark | 1 |
| Olaf of Denmark canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7656450 — 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: Olaf of Denmark Context triple: [Christian I of Denmark, child, Olaf of Denmark]
-
A.
Ulrik of Denmark
Ulrik of Denmark was a Danish prince of the early 17th century, known as a younger son of King Christian IV who pursued a career in the military and nobility rather than ruling.
-
B.
Sweyn II of Denmark
Sweyn II of Denmark was an 11th-century king of Denmark known for consolidating royal power and engaging in extensive conflicts with Norway and England.
-
C.
John of Denmark
John of Denmark was a Danish prince of the House of Oldenburg, known primarily as the son of King Frederick II and heir apparent who died before ascending the throne.
-
D.
John of Denmark
John of Denmark was a 16th-century Danish prince, the son of King Christian II of Denmark and Isabella of Austria, who died in childhood.
-
E.
Valdemar I of Denmark
Valdemar I of Denmark was a 12th-century Danish king known for consolidating royal power, defeating rival claimants, and laying the foundations for Denmark’s medieval expansion and Christianization.
- 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: Olaf of Denmark Target entity description: Olaf of Denmark was a short-lived 15th-century Danish prince of the House of Oldenburg, known primarily as the son of King Christian I of Denmark.
-
A.
Ulrik of Denmark
Ulrik of Denmark was a Danish prince of the early 17th century, known as a younger son of King Christian IV who pursued a career in the military and nobility rather than ruling.
-
B.
Sweyn II of Denmark
Sweyn II of Denmark was an 11th-century king of Denmark known for consolidating royal power and engaging in extensive conflicts with Norway and England.
-
C.
John of Denmark
John of Denmark was a Danish prince of the House of Oldenburg, known primarily as the son of King Frederick II and heir apparent who died before ascending the throne.
-
D.
John of Denmark
John of Denmark was a 16th-century Danish prince, the son of King Christian II of Denmark and Isabella of Austria, who died in childhood.
-
E.
Valdemar I of Denmark
Valdemar I of Denmark was a 12th-century Danish king known for consolidating royal power, defeating rival claimants, and laying the foundations for Denmark’s medieval expansion and Christianization.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
Danish prince
ⓘ
member of the House of Oldenburg ⓘ royal person ⓘ |
| centuryOfActivity | 15th century ⓘ |
| countryOfCitizenship |
Kingdom of Denmark
ⓘ
linked to:
Denmark
|
| dateOfBirth | 1450 ⓘ |
| dateOfDeath | 1451 ⓘ |
| dynasty |
Oldenburg dynasty
ⓘ
linked to:
House of Oldenburg
|
| ethnicGroup | Danes ⓘ |
| father | Christian I of Denmark ⓘ |
| givenName | Olaf ⓘ |
| house | House of Oldenburg ⓘ |
| mannerOfDeath | natural causes ⓘ |
| mother | Dorothea of Brandenburg ⓘ |
| nobleFamily | House of Oldenburg ⓘ |
| notableFamilyRelation |
son of King Christian I of Denmark
ⓘ
son of Queen Dorothea of Brandenburg ⓘ |
| placeOfBirth | Copenhagen ⓘ |
| placeOfDeath | Copenhagen ⓘ |
| positionHeld | Prince of Denmark ⓘ |
| sexOrGender | male ⓘ |
| shortDescription | short-lived 15th-century Danish prince of the House of Oldenburg ⓘ |
| sibling |
Frederick I of Denmark
ⓘ
John of Denmark ⓘ Margaret of Denmark, Queen of Scotland ⓘ
linked to:
Margaret of Denmark, Queen of Scots
|
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: Olaf of Denmark Description of subject: Olaf of Denmark was a short-lived 15th-century Danish prince of the House of Oldenburg, known primarily as the son of King Christian I of Denmark.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Olaf of Denmark