Charles J. Pedersen
E526093
Charles J. Pedersen was an American chemist renowned for his discovery of crown ethers, work that earned him a share of the Nobel Prize in Chemistry.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Charles J. Pedersen canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3790699 — 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: Charles J. Pedersen Context triple: [Jean-Marie Lehn, sharedNobelPrizeWith, Charles J. Pedersen]
-
A.
Henry E. Petersen
Henry E. Petersen was a senior U.S. Department of Justice official who played a key role in federal criminal prosecutions during the early 1970s, including aspects of the Watergate investigation.
-
B.
George L. Dahl
George L. Dahl was a prominent 20th-century American architect known for shaping much of Dallas’s skyline and major civic landmarks.
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C.
Harry W. Gerstad
Harry W. Gerstad was an American film editor best known for his Academy Award-winning work on classic films such as "High Noon" and "Champion."
-
D.
Karl C. Mamola
Karl C. Mamola is a distinguished physics educator recognized for his significant contributions to physics teaching and learning.
-
E.
Ronald Nored
Ronald Nored is a former Butler University point guard and defensive standout who helped lead the Bulldogs to consecutive NCAA Tournament title games before transitioning into a coaching career.
- 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: Charles J. Pedersen Target entity description: Charles J. Pedersen was an American chemist renowned for his discovery of crown ethers, work that earned him a share of the Nobel Prize in Chemistry.
-
A.
Henry E. Petersen
Henry E. Petersen was a senior U.S. Department of Justice official who played a key role in federal criminal prosecutions during the early 1970s, including aspects of the Watergate investigation.
-
B.
George L. Dahl
George L. Dahl was a prominent 20th-century American architect known for shaping much of Dallas’s skyline and major civic landmarks.
-
C.
Harry W. Gerstad
Harry W. Gerstad was an American film editor best known for his Academy Award-winning work on classic films such as "High Noon" and "Champion."
-
D.
Karl C. Mamola
Karl C. Mamola is a distinguished physics educator recognized for his significant contributions to physics teaching and learning.
-
E.
Ronald Nored
Ronald Nored is a former Butler University point guard and defensive standout who helped lead the Bulldogs to consecutive NCAA Tournament title games before transitioning into a coaching career.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
chemist
ⓘ
human ⓘ |
| awardReceived |
ACS Award in Pure Chemistry
NERFINISHED
ⓘ
Nobel Prize in Chemistry NERFINISHED ⓘ |
| citizenship | United States of America ⓘ |
| countryOfBirth | Korea NERFINISHED ⓘ |
| countryOfDeath | United States of America ⓘ |
| dateOfBirth | 1904-10-03 ⓘ |
| dateOfDeath | 1989-10-26 ⓘ |
| degree | bachelor's degree in chemical engineering ⓘ |
| discovered |
18-crown-6
ⓘ
crown ether–metal cation complexes ⓘ |
| educatedAt |
Massachusetts Institute of Technology
ⓘ
University of Dayton NERFINISHED ⓘ |
| employer | DuPont NERFINISHED ⓘ |
| ethnicGroup | Norwegian American NERFINISHED ⓘ |
| familyName | Pedersen NERFINISHED ⓘ |
| fieldOfWork |
chemistry
ⓘ
coordination chemistry ⓘ organic chemistry ⓘ |
| givenName | Charles ⓘ |
| hasCitizenship | American ⓘ |
| hasResearchArea |
host–guest complexation
ⓘ
macrocyclic chemistry ⓘ |
| influenced | development of supramolecular chemistry ⓘ |
| knownFor |
discovery of crown ethers
ⓘ
host–guest chemistry ⓘ macrocyclic ligands ⓘ |
| memberOf | American Chemical Society NERFINISHED ⓘ |
| motherLanguage | Japanese ⓘ |
| nobelLaureate | Chemistry Nobel laureate ⓘ |
| nobelPrizeCategory | Chemistry ⓘ |
| nobelPrizeYear | 1987 ⓘ |
| notableConcept | crown ether complexation ⓘ |
| notableStudent | none widely known (industrial researcher) ⓘ |
| notableWork | Synthesis of crown ethers NERFINISHED ⓘ |
| occupation | research chemist ⓘ |
| placeOfBirth | Busan NERFINISHED ⓘ |
| placeOfDeath | Salem, New Jersey NERFINISHED ⓘ |
| residence | Salem, New Jersey NERFINISHED ⓘ |
| sexOrGender | male ⓘ |
| sharedNobelPrizeWith |
Donald J. Cram
NERFINISHED
ⓘ
Jean-Marie Lehn NERFINISHED ⓘ |
| workedAt | DuPont Experimental Station NERFINISHED ⓘ |
| workLocation | Wilmington, Delaware NERFINISHED ⓘ |
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: Charles J. Pedersen Description of subject: Charles J. Pedersen was an American chemist renowned for his discovery of crown ethers, work that earned him a share of the Nobel Prize in Chemistry.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.