Koopmans
E217358
Koopmans is a Dutch surname most notably associated with Nobel Prize–winning economist Tjalling C. Koopmans.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T1930631 — 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: Koopmans Context triple: [Tjalling C. Koopmans, familyName, Koopmans]
-
A.
Koops
Koops is a timid Koopa Troopa character and party member from the video game "Paper Mario: The Thousand-Year Door."
-
B.
Koos
Koos is the commonly used nickname of Koos de la Rey, a prominent Boer general and political figure from South African history.
-
C.
Koop
Koop is a surname most prominently associated with C. Everett Koop, the influential former Surgeon General of the United States.
-
D.
Kretschmann
Kretschmann is a German surname most prominently associated with actor Thomas Kretschmann, known for his roles in international film and television.
-
E.
Benschop
Benschop is a small village in the Dutch province of Utrecht, known for its rural character and traditional polder landscape.
- 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: Koopmans Target entity description: Koopmans is a Dutch surname most notably associated with Nobel Prize–winning economist Tjalling C. Koopmans.
-
A.
Koops
Koops is a timid Koopa Troopa character and party member from the video game "Paper Mario: The Thousand-Year Door."
-
B.
Koos
Koos is the commonly used nickname of Koos de la Rey, a prominent Boer general and political figure from South African history.
-
C.
Koop
Koop is a surname most prominently associated with C. Everett Koop, the influential former Surgeon General of the United States.
-
D.
Kretschmann
Kretschmann is a German surname most prominently associated with actor Thomas Kretschmann, known for his roles in international film and television.
-
E.
Benschop
Benschop is a small village in the Dutch province of Utrecht, known for its rural character and traditional polder landscape.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
Dutch-language surname
ⓘ
Nobel laureate in Economics ⓘ economist ⓘ human ⓘ mathematician ⓘ surname ⓘ |
| awardReceived |
Nobel Memorial Prize in Economic Sciences
ⓘ
Nobel Prize in Economics 1975 ⓘ
linked to:
Nobel Memorial Prize in Economic Sciences
|
| birthName |
Tjalling Charles Koopmans
ⓘ
linked to:
Tjalling C. Koopmans
|
| category |
Dutch-language surnames
ⓘ
occupational surnames ⓘ |
| citizenship |
Netherlands
ⓘ
United States ⓘ
linked to:
United States of America
|
| countryOfOrigin | Netherlands ⓘ |
| dateOfBirth | 1910-08-28 ⓘ |
| dateOfDeath | 1985-02-26 ⓘ |
| derivedFromOccupation | koopman ⓘ |
| doctoralAdvisor | Jan Tinbergen ⓘ |
| educatedAt |
University of Leiden
ⓘ
Utrecht University ⓘ |
| employer |
Cowles Commission for Research in Economics
ⓘ
linked to:
Cowles Foundation
Yale University ⓘ |
| familyName | Koopmans ⓘ |
| fieldOfWork |
economics
ⓘ
mathematical economics ⓘ operations research ⓘ |
| givenName | Tjalling ⓘ |
| hasNotableBearer |
Tjalling C. Koopmans
ⓘ
Tjalling Charles Koopmans ⓘ
linked to:
Tjalling C. Koopmans
|
| influenced |
linear programming
ⓘ
modern econometrics ⓘ optimal growth theory ⓘ |
| influencedBy | Jan Tinbergen ⓘ |
| knownFor |
contributions to econometrics
ⓘ
theory of optimal allocation of resources ⓘ |
| languageOfOrigin | Dutch ⓘ |
| meaning | merchant’s (son) or merchant’s family ⓘ |
| notableWork | activity analysis of production ⓘ |
| placeOfBirth | 's-Graveland, Netherlands ⓘ |
| placeOfDeath |
New Haven, Connecticut, United States
ⓘ
linked to:
New Haven, Connecticut
|
| positionHeld | professor of economics at Yale University ⓘ |
| sharedAwardWith |
Leonid Hurwicz
ⓘ
Tjalling’s co-laureate Leonid Kantorovich ⓘ |
| usedAsFamilyNameIn |
Friesland
ⓘ
Netherlands ⓘ |
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: Koopmans Description of subject: Koopmans is a Dutch surname most notably associated with Nobel Prize–winning economist Tjalling C. Koopmans.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.