Salem Unit 2
E820526
Salem Unit 2 is one of the pressurized water reactor units at the Salem Nuclear Power Plant in New Jersey, generating commercial nuclear electricity.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Salem Unit 2 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9757055 — 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: Salem Unit 2 Context triple: [Salem Nuclear Power Plant, reactorUnit, Salem Unit 2]
-
A.
Salem Unit 1
Salem Unit 1 is a pressurized water nuclear reactor unit located at the Salem Nuclear Power Plant in New Jersey, generating electricity for the regional power grid.
-
B.
Salem West
Salem West is a legislative assembly constituency in the Indian state of Tamil Nadu, representing part of the city of Salem in the state’s political system.
-
C.
Salemwood School
Salemwood School is a public educational institution in Malden, Massachusetts, serving elementary and middle school students within the Malden Public Schools district.
-
D.
Salem South
Salem South is a state legislative assembly constituency located in the city of Salem in Tamil Nadu, India.
-
E.
Powledge Unit
Powledge Unit is a Texas state prison facility located in Anderson County that houses male inmates under the Texas Department of Criminal Justice.
- 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: Salem Unit 2 Target entity description: Salem Unit 2 is one of the pressurized water reactor units at the Salem Nuclear Power Plant in New Jersey, generating commercial nuclear electricity.
-
A.
Salem Unit 1
Salem Unit 1 is a pressurized water nuclear reactor unit located at the Salem Nuclear Power Plant in New Jersey, generating electricity for the regional power grid.
-
B.
Salem West
Salem West is a legislative assembly constituency in the Indian state of Tamil Nadu, representing part of the city of Salem in the state’s political system.
-
C.
Salemwood School
Salemwood School is a public educational institution in Malden, Massachusetts, serving elementary and middle school students within the Malden Public Schools district.
-
D.
Salem South
Salem South is a state legislative assembly constituency located in the city of Salem in Tamil Nadu, India.
-
E.
Powledge Unit
Powledge Unit is a Texas state prison facility located in Anderson County that houses male inmates under the Texas Department of Criminal Justice.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
nuclear reactor unit
ⓘ
pressurized water reactor unit ⓘ |
| commercialOperationDate | 1981-10-13 ⓘ |
| connectedToGrid | yes ⓘ |
| coolantType | light water ⓘ |
| coolingSource | Delaware River NERFINISHED ⓘ |
| coolingSystemType | once-through cooling ⓘ |
| coOwner | Exelon Generation Company NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| electricalCapacity_MWe_gross | 1200 ⓘ |
| electricalCapacity_MWe_net | 1118 ⓘ |
| fuelCycle | once-through fuel cycle ⓘ |
| generationType | commercial nuclear electricity ⓘ |
| gridConnectionDate | 1981-09-05 ⓘ |
| gridOperatorRegion | PJM Interconnection NERFINISHED ⓘ |
| hasContainmentType | dry containment ⓘ |
| hasCoolingTowers | no ⓘ |
| hasEmergencyPlanningZone | 10-mile plume exposure pathway EPZ ⓘ |
| hasIngestionPathwayZone | 50-mile ingestion pathway EPZ ⓘ |
| hasReactorVendor | Westinghouse 4-loop PWR design NERFINISHED ⓘ |
| hasSisterUnit | Salem Unit 1 NERFINISHED ⓘ |
| hasTurbineManufacturer | Westinghouse Electric Company NERFINISHED ⓘ |
| locatedIn |
Lower Alloways Creek Township, New Jersey
NERFINISHED
ⓘ
New Jersey, United States ⓘ
surface form:
New Jersey
Salem County, New Jersey NERFINISHED ⓘ Salem Nuclear Power Plant NERFINISHED ⓘ United States of America ⓘ
surface form:
United States
|
| moderatorType | light water ⓘ |
| NRCPlantCode | PSEG Salem 2 NERFINISHED ⓘ |
| operator | PSEG Nuclear LLC NERFINISHED ⓘ |
| owner |
Exelon
NERFINISHED
ⓘ
Public Service Enterprise Group NERFINISHED ⓘ |
| partOf | Salem Nuclear Power Plant NERFINISHED ⓘ |
| primaryFuel |
low-enriched uranium
ⓘ
uranium dioxide ⓘ |
| purpose | electricity generation ⓘ |
| reactorGeneration | Generation II ⓘ |
| reactorLoops | 4 ⓘ |
| reactorSupplier | Westinghouse Electric Company NERFINISHED ⓘ |
| reactorType | pressurized water reactor ⓘ |
| regulatoryBody | U.S. Nuclear Regulatory Commission NERFINISHED ⓘ |
| safetySystemType | emergency core cooling system ⓘ |
| site | Artificial Island NERFINISHED ⓘ |
| siteOwner | Public Service Enterprise Group NERFINISHED ⓘ |
| siteType | coastal nuclear power station ⓘ |
| status | operational ⓘ |
| steamGeneratorType | U-tube steam generators ⓘ |
| thermalCapacity_MWt | 3411 ⓘ |
| usesCoolingWaterIntake | yes ⓘ |
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: Salem Unit 2 Description of subject: Salem Unit 2 is one of the pressurized water reactor units at the Salem Nuclear Power Plant in New Jersey, generating commercial nuclear electricity.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.