Prince Constantijn of the Netherlands
E60725
Prince Constantijn of the Netherlands is a Dutch royal, younger brother of King Willem-Alexander, known for his work in European policy, innovation, and technology entrepreneurship support.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Prince Constantijn of the Netherlands canonical | 16 |
| Constantijn van Oranje-Nassau, Prins van Oranje-Nassau, Jonkheer van Amsberg | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T408173 — 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: Prince Constantijn of the Netherlands Context triple: [Willem-Alexander, sibling, Prince Constantijn of the Netherlands]
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A.
Prince Friso of Orange-Nassau
Prince Friso of Orange-Nassau was a Dutch royal and aerospace engineer who, after giving up his claim to the throne to marry without parliamentary approval, became known for his work in finance and technology before his death following a skiing accident.
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B.
Prince Bernhard of the Netherlands
Prince Bernhard of the Netherlands was a German-born Dutch prince consort, husband of Queen Juliana, noted for his role in the Dutch resistance during World War II and for founding the World Wildlife Fund.
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C.
Willem-Alexander
Willem-Alexander is the King of the Netherlands, having ascended the throne in 2013 as the country's first male monarch in over a century.
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D.
William III of the Netherlands
William III of the Netherlands was a 19th-century King of the Netherlands and Grand Duke of Luxembourg known for his conservative rule and turbulent relationship with the Dutch parliament.
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E.
William II of the Netherlands
William II of the Netherlands was King of the Netherlands and Grand Duke of Luxembourg from 1840 to 1849, known for accepting a liberal constitution that transformed his country into a constitutional monarchy.
- 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: Prince Constantijn of the Netherlands Target entity description: Prince Constantijn of the Netherlands is a Dutch royal, younger brother of King Willem-Alexander, known for his work in European policy, innovation, and technology entrepreneurship support.
-
A.
Prince Friso of Orange-Nassau
Prince Friso of Orange-Nassau was a Dutch royal and aerospace engineer who, after giving up his claim to the throne to marry without parliamentary approval, became known for his work in finance and technology before his death following a skiing accident.
-
B.
Prince Bernhard of the Netherlands
Prince Bernhard of the Netherlands was a German-born Dutch prince consort, husband of Queen Juliana, noted for his role in the Dutch resistance during World War II and for founding the World Wildlife Fund.
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C.
Willem-Alexander
Willem-Alexander is the King of the Netherlands, having ascended the throne in 2013 as the country's first male monarch in over a century.
-
D.
William III of the Netherlands
William III of the Netherlands was a 19th-century King of the Netherlands and Grand Duke of Luxembourg known for his conservative rule and turbulent relationship with the Dutch parliament.
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E.
William II of the Netherlands
William II of the Netherlands was King of the Netherlands and Grand Duke of Luxembourg from 1840 to 1849, known for accepting a liberal constitution that transformed his country into a constitutional monarchy.
- F. None of above. chosen
Statements (48)
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: Prince Constantijn of the Netherlands Description of subject: Prince Constantijn of the Netherlands is a Dutch royal, younger brother of King Willem-Alexander, known for his work in European policy, innovation, and technology entrepreneurship support.
Referenced by (17)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
van Amsberg
Van Amsberg
→
hasMember
→
Constantijn van Oranje-Nassau, Prins van Oranje-Nassau, Jonkheer van Amsberg
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subject linked to:
van Amsberg
linked to: Prince Constantijn of the Netherlands
Klaus-Georg Wilhelm Otto Friedrich Gerd von Amsberg
→
child
→
Prince Constantijn of the Netherlands
ⓘ