Operation Emery
E419310
Operation Emery was a series of underground nuclear tests conducted by the United States as part of its Cold War-era nuclear weapons development program.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Operation Emery canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T4080584 — 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: Operation Emery Context triple: [United States nuclear weapons testing, hasPart, Operation Emery]
-
A.
Operation Whirlwind
Operation Whirlwind was the codename for the large-scale Soviet military intervention that crushed the Hungarian Revolution of 1956 and reasserted Soviet control over Hungary.
-
B.
Operation Tuleta
Operation Tuleta was a British police investigation into alleged computer hacking and related privacy breaches linked to the wider News International phone hacking scandal.
-
C.
Operation Diadem
Operation Diadem was a major Allied offensive in Italy during World War II aimed at breaking the German Gustav Line and enabling the liberation of Rome.
-
D.
Operation Hastings
Operation Hastings was a major 1966 U.S. Marine Corps offensive during the Vietnam War aimed at blocking North Vietnamese Army forces infiltrating into South Vietnam’s Quang Tri Province.
-
E.
Operation Storax
Operation Storax was a series of underground nuclear tests conducted by the United States in the early 1960s as part of its Cold War nuclear weapons development program.
- 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: Operation Emery Target entity description: Operation Emery was a series of underground nuclear tests conducted by the United States as part of its Cold War-era nuclear weapons development program.
-
A.
Operation Whirlwind
Operation Whirlwind was the codename for the large-scale Soviet military intervention that crushed the Hungarian Revolution of 1956 and reasserted Soviet control over Hungary.
-
B.
Operation Tuleta
Operation Tuleta was a British police investigation into alleged computer hacking and related privacy breaches linked to the wider News International phone hacking scandal.
-
C.
Operation Diadem
Operation Diadem was a major Allied offensive in Italy during World War II aimed at breaking the German Gustav Line and enabling the liberation of Rome.
-
D.
Operation Hastings
Operation Hastings was a major 1966 U.S. Marine Corps offensive during the Vietnam War aimed at blocking North Vietnamese Army forces infiltrating into South Vietnam’s Quang Tri Province.
-
E.
Operation Storax
Operation Storax was a series of underground nuclear tests conducted by the United States in the early 1960s as part of its Cold War nuclear weapons development program.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
United States nuclear weapons testing program
ⓘ
nuclear test series ⓘ |
| alsoKnownAs | Emery nuclear test series ⓘ |
| classification | weapons test ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| domain | nuclear weapons engineering ⓘ |
| endDate | 1971 ⓘ |
| era | Cold War era ⓘ |
| followedBy | Operation Grommet ⓘ |
| hasContext | Cold War nuclear arms race ⓘ |
| historicalSignificance | contributed to refinement of U.S. nuclear arsenal during the Cold War ⓘ |
| location |
Nevada Test Site
ⓘ
linked to:
Nevada National Security Site
|
| militaryBranchInvolved |
United States Air Force
ⓘ
United States Army ⓘ United States Navy ⓘ |
| numberOfTests | 16 ⓘ |
| operator |
United States Atomic Energy Commission
ⓘ
United States Department of Defense ⓘ
linked to:
Department of Defense
|
| oversightBody | United States Atomic Energy Commission ⓘ |
| partOf |
Cold War
ⓘ
United States nuclear weapons program ⓘ |
| partOfSeries | Nevada Test Site underground test series ⓘ |
| precededBy | Operation Mandrel ⓘ |
| programPhase | post-Limited Test Ban Treaty underground testing phase ⓘ |
| purpose |
nuclear weapons development
ⓘ
weapons effects research ⓘ |
| regulatoryContext | U.S. nuclear test safety standards of the 1970s ⓘ |
| relatedTo |
Nevada Test Site underground nuclear tests
ⓘ
linked to:
Nevada National Security Site
Operation Grommet ⓘ Operation Mandrel ⓘ |
| riskType | radioactive contamination risk ⓘ |
| safetyRegime | underground-only testing policy of the United States after 1963 ⓘ |
| startDate | 1970 ⓘ |
| testEnvironment |
shaft
ⓘ
tunnel ⓘ underground ⓘ |
| testMedium | subsurface rock formations ⓘ |
| testPurposeDetail |
data collection on underground detonations
ⓘ
improvement of nuclear stockpile reliability ⓘ validation of warhead designs ⓘ |
| testSiteCountry |
United States
ⓘ
linked to:
United States of America
|
| testSiteRegion | Nevada ⓘ |
| testType | underground nuclear test ⓘ |
| timePeriod | early 1970s ⓘ |
| treatyContext | conducted after 1963 Limited Test Ban Treaty ⓘ |
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: Operation Emery Description of subject: Operation Emery was a series of underground nuclear tests conducted by the United States as part of its Cold War-era nuclear weapons development program.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.