Pearl Street Station
E219209
Pearl Street Station was Thomas Edison's pioneering central power plant in New York City, widely regarded as the first commercial electric utility in the United States.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Pearl Street Station canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1952861 — 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: Pearl Street Station Context triple: [Edison Electric Light Company, associatedWith, Pearl Street Station]
-
A.
Carillon generating station
The Carillon generating station is a major hydroelectric power plant and dam complex on the Ottawa River in Quebec, Canada, known for producing electricity and facilitating navigation through its lock system.
-
B.
Robert Moses Niagara Power Plant
The Robert Moses Niagara Power Plant is a major hydroelectric generating station in New York that harnesses the flow of the Niagara River to produce electricity.
-
C.
Edison station
Edison station is a New Jersey Transit commuter rail stop on the Northeast Corridor Line serving the township of Edison, New Jersey.
-
D.
Hyatt Powerplant
Hyatt Powerplant is a major hydroelectric generating facility in California that harnesses water from Lake Oroville as part of the State Water Project’s power and water delivery system.
-
E.
Jones Pumping Plant
Jones Pumping Plant is a major water pumping facility in California’s Central Valley that lifts and conveys water from the Sacramento-San Joaquin Delta into the Central Valley Project’s distribution system.
- 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: Pearl Street Station Target entity description: Pearl Street Station was Thomas Edison's pioneering central power plant in New York City, widely regarded as the first commercial electric utility in the United States.
-
A.
Carillon generating station
The Carillon generating station is a major hydroelectric power plant and dam complex on the Ottawa River in Quebec, Canada, known for producing electricity and facilitating navigation through its lock system.
-
B.
Robert Moses Niagara Power Plant
The Robert Moses Niagara Power Plant is a major hydroelectric generating station in New York that harnesses the flow of the Niagara River to produce electricity.
-
C.
Edison station
Edison station is a New Jersey Transit commuter rail stop on the Northeast Corridor Line serving the township of Edison, New Jersey.
-
D.
Hyatt Powerplant
Hyatt Powerplant is a major hydroelectric generating facility in California that harnesses water from Lake Oroville as part of the State Water Project’s power and water delivery system.
-
E.
Jones Pumping Plant
Jones Pumping Plant is a major water pumping facility in California’s Central Valley that lifts and conveys water from the Sacramento-San Joaquin Delta into the Central Valley Project’s distribution system.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
electric power plant
ⓘ
historical site ⓘ power station ⓘ |
| architect |
Thomas Alva Edison
ⓘ
surface form:
Thomas Edison
|
| closure | 1890s ⓘ |
| commemoratedBy | plaque on Pearl Street in Manhattan ⓘ |
| commissionedBy |
Thomas Alva Edison
ⓘ
surface form:
Thomas Edison
|
| country |
United States of America
ⓘ
surface form:
United States
|
| currentType | DC ⓘ |
| designer |
Thomas Alva Edison
ⓘ
surface form:
Thomas Edison
|
| destroyedBy | fire ⓘ |
| developer |
Thomas Alva Edison
ⓘ
surface form:
Thomas Edison
|
| distributionSystem | underground conductors ⓘ |
| generationMethod | steam engine driven dynamos ⓘ |
| gridConnection | local distribution network only ⓘ |
| gridType | low-voltage DC distribution network ⓘ |
| heritageDesignation |
IEEE Milestones program
ⓘ
surface form:
IEEE Milestone in Electrical Engineering and Computing
|
| historicalSignificance |
first central station to sell electricity to the public in the United States
ⓘ
prototype for later urban power distribution systems ⓘ |
| inception | 1882 ⓘ |
| industry | electric power industry ⓘ |
| initialCustomers | about 59 customers ⓘ |
| initialLampsServed | about 400 lamps ⓘ |
| locatedIn |
Manhattan
ⓘ
New York ⓘ New York City ⓘ United States of America ⓘ
surface form:
United States
|
| namedAfter | Pearl Street, Manhattan ⓘ |
| neighborhood | Financial District ⓘ |
| notableFor |
centralized generation and distribution of electricity
ⓘ
commercial sale of electric lighting ⓘ |
| numberOfDynamos | 6 ⓘ |
| opened | 1882-09-04 ⓘ |
| operator |
Edison Illuminating Company
ⓘ
surface form:
Edison Electric Illuminating Company of New York
|
| ownedBy |
Edison Illuminating Company
ⓘ
surface form:
Edison Electric Illuminating Company of New York
|
| partOf | early Edison electric lighting system ⓘ |
| powerType | direct current ⓘ |
| primaryFuel | coal ⓘ |
| purpose | central station electric lighting ⓘ |
| relatedTo |
Edison Electric Light Company
ⓘ
War of Currents ⓘ |
| servedArea | Lower Manhattan ⓘ |
| significantEvent |
beginning of commercial electric utility industry in the United States
ⓘ
first central commercial power plant in the United States ⓘ major fire in 1890s ⓘ |
| status | destroyed ⓘ |
| streetAddress | 255–257 Pearl Street ⓘ |
| technology | Edison incandescent lamps ⓘ |
| voltage | 110 volts ⓘ |
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: Pearl Street Station Description of subject: Pearl Street Station was Thomas Edison's pioneering central power plant in New York City, widely regarded as the first commercial electric utility in the United States.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.