Harold Agnew
E257037
Harold Agnew was an American physicist and weapons designer best known for his role in the Manhattan Project and later as director of the Los Alamos National Laboratory.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Harold Agnew canonical | 1 |
| Harold Melvin Agnew | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2198073 — 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: Harold Agnew Context triple: [Project Alberta, hadMember, Harold Agnew]
-
A.
Theodore Spiros Agnew
Theodore Spiros Agnew was the Greek immigrant father of U.S. Vice President Spiro Agnew, known primarily through his son's political prominence.
-
B.
Vincent Ostrom
Vincent Ostrom was an American political scientist known for his foundational work on public choice theory, polycentric governance, and for co-founding the Workshop in Political Theory and Policy Analysis at Indiana University.
-
C.
John D. Nichols
John D. Nichols is a prominent American businessman and philanthropist whose contributions to the arts and culture sector led to major landmarks being named in his honor.
-
D.
Charles F. Roos
Charles F. Roos was an American economist and mathematician known for his pioneering work in econometrics and contributions to the formalization of economic theory.
-
E.
John A. Wilson
John A. Wilson was a prominent Washington, D.C. politician and public servant, notably serving as chairman of the Council of the District of Columbia.
- 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: Harold Agnew Target entity description: Harold Agnew was an American physicist and weapons designer best known for his role in the Manhattan Project and later as director of the Los Alamos National Laboratory.
-
A.
Theodore Spiros Agnew
Theodore Spiros Agnew was the Greek immigrant father of U.S. Vice President Spiro Agnew, known primarily through his son's political prominence.
-
B.
Vincent Ostrom
Vincent Ostrom was an American political scientist known for his foundational work on public choice theory, polycentric governance, and for co-founding the Workshop in Political Theory and Policy Analysis at Indiana University.
-
C.
John D. Nichols
John D. Nichols is a prominent American businessman and philanthropist whose contributions to the arts and culture sector led to major landmarks being named in his honor.
-
D.
Charles F. Roos
Charles F. Roos was an American economist and mathematician known for his pioneering work in econometrics and contributions to the formalization of economic theory.
-
E.
John A. Wilson
John A. Wilson was a prominent Washington, D.C. politician and public servant, notably serving as chairman of the Council of the District of Columbia.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Manhattan Project scientist
ⓘ
human ⓘ nuclear physicist ⓘ physicist ⓘ weapons designer ⓘ |
| advisorTo | United States government on nuclear policy ⓘ |
| awardReceived |
Enrico Fermi Award
ⓘ
Ernest O. Lawrence Award ⓘ |
| causeOfDeath | natural causes ⓘ |
| conflict | World War II ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| dateOfBirth | 1921-03-28 ⓘ |
| dateOfDeath | 2013-09-29 ⓘ |
| educatedAt |
University of Chicago
ⓘ
University of Denver ⓘ |
| employer |
General Atomic
ⓘ
linked to:
General Atomics
Los Alamos National Laboratory ⓘ
linked to:
Los Alamos Laboratory
University of California ⓘ
linked to:
University of California system
|
| familyName | Agnew ⓘ |
| fieldOfWork |
nuclear weapons
ⓘ
physics ⓘ |
| givenName | Harold ⓘ |
| knownFor |
director of Los Alamos National Laboratory
ⓘ
nuclear weapons design ⓘ role in the Manhattan Project ⓘ |
| languageSpoken | English ⓘ |
| memberOf | Manhattan Project ⓘ |
| militaryBranch | United States Army Air Forces ⓘ |
| name |
Harold Melvin Agnew
ⓘ
linked to:
Harold Agnew
|
| nationality | American ⓘ |
| notableWork |
design and testing of nuclear weapons
ⓘ
development of the first nuclear weapons ⓘ leadership of Los Alamos National Laboratory ⓘ |
| participantIn |
Manhattan Project
ⓘ
World War II ⓘ |
| placeOfBirth | Denver, Colorado, United States ⓘ |
| placeOfDeath |
Solana Beach, California, United States
ⓘ
linked to:
Solana Beach
|
| politicalParty |
Democratic Party (United States)
ⓘ
linked to:
Democratic Party
|
| positionHeld |
director of Los Alamos National Laboratory
ⓘ
laboratory director ⓘ president of General Atomic ⓘ |
| residence |
Los Alamos, New Mexico, United States
ⓘ
linked to:
Los Alamos, New Mexico
San Diego, California, United States ⓘ |
| sexOrGender | male ⓘ |
| spouse | Beverly Agnew ⓘ |
| workLocation |
Los Alamos, New Mexico, United States
ⓘ
linked to:
Los Alamos, New Mexico
San Diego, California, United States ⓘ |
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: Harold Agnew Description of subject: Harold Agnew was an American physicist and weapons designer best known for his role in the Manhattan Project and later as director of the Los Alamos National Laboratory.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Harold Agnew