Vermont Yankee Nuclear Power Corporation
E376516
Vermont Yankee Nuclear Power Corporation was the owner and operator of the Vermont Yankee nuclear power plant and a key party in the landmark U.S. Supreme Court case Vermont Yankee Nuclear Power Corp. v. NRDC, which shaped administrative law and regulatory procedure.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Vermont Yankee Nuclear Power Corporation canonical | 2 |
| Vermont Yankee Nuclear Power Plant | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T3649901 — 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: Vermont Yankee Nuclear Power Corporation Context triple: [Vermont Yankee Nuclear Power Corp. v. NRDC, petitioner, Vermont Yankee Nuclear Power Corporation]
-
A.
Salem Nuclear Power Plant
Salem Nuclear Power Plant is a commercial nuclear power station in Lower Alloways Creek Township, New Jersey, that generates electricity using pressurized water reactors along the Delaware River.
-
B.
Hatch Nuclear Power Plant
Hatch Nuclear Power Plant is a commercial nuclear power generating facility in Georgia that supplies electricity to the regional grid as part of Southern Company's energy portfolio.
-
C.
Pickering Nuclear Generating Station
Pickering Nuclear Generating Station is a large Canadian nuclear power plant on the shore of Lake Ontario that has been a major source of electricity for the Greater Toronto Area.
-
D.
Hope Creek Nuclear Generating Station
Hope Creek Nuclear Generating Station is a single-unit boiling water nuclear power plant located in Lower Alloways Creek Township, New Jersey, that generates electricity for the regional grid.
-
E.
Three Mile Island Nuclear Generating Station
Three Mile Island Nuclear Generating Station is a former nuclear power plant in Pennsylvania best known as the site of the 1979 partial reactor meltdown, the most serious accident in U.S. commercial nuclear power history.
- 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: Vermont Yankee Nuclear Power Corporation Target entity description: Vermont Yankee Nuclear Power Corporation was the owner and operator of the Vermont Yankee nuclear power plant and a key party in the landmark U.S. Supreme Court case Vermont Yankee Nuclear Power Corp. v. NRDC, which shaped administrative law and regulatory procedure.
-
A.
Salem Nuclear Power Plant
Salem Nuclear Power Plant is a commercial nuclear power station in Lower Alloways Creek Township, New Jersey, that generates electricity using pressurized water reactors along the Delaware River.
-
B.
Hatch Nuclear Power Plant
Hatch Nuclear Power Plant is a commercial nuclear power generating facility in Georgia that supplies electricity to the regional grid as part of Southern Company's energy portfolio.
-
C.
Pickering Nuclear Generating Station
Pickering Nuclear Generating Station is a large Canadian nuclear power plant on the shore of Lake Ontario that has been a major source of electricity for the Greater Toronto Area.
-
D.
Hope Creek Nuclear Generating Station
Hope Creek Nuclear Generating Station is a single-unit boiling water nuclear power plant located in Lower Alloways Creek Township, New Jersey, that generates electricity for the regional grid.
-
E.
Three Mile Island Nuclear Generating Station
Three Mile Island Nuclear Generating Station is a former nuclear power plant in Pennsylvania best known as the site of the 1979 partial reactor meltdown, the most serious accident in U.S. commercial nuclear power history.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
corporation
ⓘ
electric utility company ⓘ |
| associatedWith |
environmental impact statement litigation
ⓘ
nuclear licensing proceedings ⓘ |
| basedInCountry |
United States of America
ⓘ
surface form:
United States
|
| caseCitation | 435 U.S. 519 ⓘ |
| caseCourt | Supreme Court of the United States ⓘ |
| caseDecisionYear | 1978 ⓘ |
| caseIssue |
procedural requirements in nuclear power plant licensing
ⓘ
scope of courts’ authority to require additional agency procedures beyond APA ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| countryOfOperation |
United States of America
ⓘ
surface form:
United States
|
| hasLegalPrecedentName | Vermont Yankee ⓘ |
| industry |
electric power generation
ⓘ
nuclear power ⓘ |
| jurisdiction | federal administrative law of the United States ⓘ |
| legalDomain | administrative law ⓘ |
| legalSignificance |
clarified scope of judicial review of agency rulemaking procedures
ⓘ
limited judicial power to impose additional procedural requirements on agencies ⓘ reinforced primacy of Administrative Procedure Act procedures ⓘ |
| location | Vernon, Vermont NERFINISHED ⓘ |
| notableFor |
involvement in landmark U.S. Supreme Court administrative law case
ⓘ
ownership and operation of Vermont Yankee nuclear power plant ⓘ |
| operated |
Vermont Yankee Nuclear Power Corporation
self-linksurface differs
ⓘ
surface form:
Vermont Yankee Nuclear Power Plant
|
| opposingPartyInCase |
Natural Resources Defense Council
ⓘ
surface form:
NRDC
Natural Resources Defense Council ⓘ |
| owned |
Vermont Yankee Nuclear Power Corporation
self-linksurface differs
ⓘ
surface form:
Vermont Yankee Nuclear Power Plant
|
| partyToCase | Vermont Yankee Nuclear Power Corp. v. NRDC ⓘ |
| plantLocationOperated |
Vernon, Vermont
NERFINISHED
ⓘ
Windham County, Vermont ⓘ |
| powerPlantFuel | uranium ⓘ |
| powerPlantTypeOperated | boiling water reactor ⓘ |
| regulator |
United States Atomic Energy Commission
ⓘ
surface form:
Atomic Energy Commission
U.S. Nuclear Regulatory Commission ⓘ |
| relatedField |
administrative procedure
ⓘ
energy regulation ⓘ environmental law ⓘ |
| roleInCase | petitioner ⓘ |
| sector |
energy
ⓘ
utilities ⓘ |
| state | Vermont ⓘ |
| subjectOf |
Vermont Yankee Nuclear Power Corp. v. NRDC
ⓘ
Noerr-Pennington doctrine ⓘ
surface form:
Vermont Yankee doctrine
|
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: Vermont Yankee Nuclear Power Corporation Description of subject: Vermont Yankee Nuclear Power Corporation was the owner and operator of the Vermont Yankee nuclear power plant and a key party in the landmark U.S. Supreme Court case Vermont Yankee Nuclear Power Corp. v. NRDC, which shaped administrative law and regulatory procedure.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
Vermont Yankee Nuclear Power Corp. v. NRDC
→
petitioner
→
Vermont Yankee Nuclear Power Corporation
ⓘ
Vermont Yankee Nuclear Power Corporation
→
operated
→
Vermont Yankee Nuclear Power Corporation
self-linksurface differs
ⓘ
this entity surface form:
Vermont Yankee Nuclear Power Plant
Vermont Yankee Nuclear Power Corporation
→
owned
→
Vermont Yankee Nuclear Power Corporation
self-linksurface differs
ⓘ
this entity surface form:
Vermont Yankee Nuclear Power Plant
Supreme Court reversed the D.C. Circuit
→
concernedParty
→
Vermont Yankee Nuclear Power Corporation
ⓘ