Les Cèdres generating station
E147904
Les Cèdres generating station is a hydroelectric power plant in Quebec, Canada, that harnesses the flow of the Saint Lawrence River to generate electricity.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Les Cèdres generating station canonical | 1 |
| Saint Lawrence River hydropower system | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1281607 — 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: Les Cèdres generating station Context triple: [Saint Lawrence River, hasHydroelectricDam, Les Cèdres generating station]
-
A.
Beauharnois generating station
The Beauharnois generating station is a large hydroelectric power plant in Quebec, Canada, known for harnessing the flow of the Saint Lawrence River to produce electricity.
-
B.
Muskrat Falls Generating Station
Muskrat Falls Generating Station is a large hydroelectric power facility on the lower Churchill River in Labrador, Canada, developed to supply renewable electricity to Newfoundland and Labrador and beyond.
-
C.
Churchill Falls Generating Station
Churchill Falls Generating Station is one of the world’s largest underground hydroelectric power plants, located on the Churchill River in Labrador, Canada.
-
D.
Sir Adam Beck Hydroelectric Generating Stations
The Sir Adam Beck Hydroelectric Generating Stations are a major complex of hydroelectric power plants on the Niagara River in Ontario, Canada, that harness the flow of Niagara Falls to generate electricity for the province.
-
E.
Glenwood Power Station
Glenwood Power Station is an early 20th-century, now-abandoned industrial power plant on the Hudson River in Yonkers, New York, noted for its grand Beaux-Arts architecture and historic significance.
- 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: Les Cèdres generating station Target entity description: Les Cèdres generating station is a hydroelectric power plant in Quebec, Canada, that harnesses the flow of the Saint Lawrence River to generate electricity.
-
A.
Beauharnois generating station
The Beauharnois generating station is a large hydroelectric power plant in Quebec, Canada, known for harnessing the flow of the Saint Lawrence River to produce electricity.
-
B.
Muskrat Falls Generating Station
Muskrat Falls Generating Station is a large hydroelectric power facility on the lower Churchill River in Labrador, Canada, developed to supply renewable electricity to Newfoundland and Labrador and beyond.
-
C.
Churchill Falls Generating Station
Churchill Falls Generating Station is one of the world’s largest underground hydroelectric power plants, located on the Churchill River in Labrador, Canada.
-
D.
Sir Adam Beck Hydroelectric Generating Stations
The Sir Adam Beck Hydroelectric Generating Stations are a major complex of hydroelectric power plants on the Niagara River in Ontario, Canada, that harness the flow of Niagara Falls to generate electricity for the province.
-
E.
Glenwood Power Station
Glenwood Power Station is an early 20th-century, now-abandoned industrial power plant on the Hudson River in Yonkers, New York, noted for its grand Beaux-Arts architecture and historic significance.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
hydroelectric power station
ⓘ
power plant ⓘ |
| continent | North America ⓘ |
| country | Canada ⓘ |
| countrySubdivision | province of Quebec ⓘ |
| energySource | hydropower ⓘ |
| gridConnection |
Hydro-Québec
ⓘ
surface form:
Hydro-Québec transmission system
|
| hasLanguageOfLocation |
English
ⓘ
French ⓘ |
| hasType | run-of-the-river hydroelectric plant ⓘ |
| industry | electric power generation ⓘ |
| locatedIn |
Quebec, Canada
ⓘ
surface form:
Quebec
|
| locatedInAdministrativeTerritorialEntity | Montérégie ⓘ |
| locatedInCountry | Canada ⓘ |
| locatedInMunicipality | Les Cèdres, Quebec ⓘ |
| locatedInRegion |
Southern Quebec
ⓘ
surface form:
southern Quebec
|
| locatedInTimeZone | Eastern Time Zone ⓘ |
| locatedOnRiver | Saint Lawrence River ⓘ |
| operator | Hydro-Québec ⓘ |
| ownedBy | Hydro-Québec ⓘ |
| partOf |
St. Lawrence–FDR Power Project
ⓘ
surface form:
Saint Lawrence River hydroelectric system
|
| primaryFuel | water ⓘ |
| purpose | electricity generation ⓘ |
| usesWatercourse | Saint Lawrence River ⓘ |
| watercourseUsedFor | power generation ⓘ |
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: Les Cèdres generating station Description of subject: Les Cèdres generating station is a hydroelectric power plant in Quebec, Canada, that harnesses the flow of the Saint Lawrence River to generate electricity.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Saint Lawrence River hydropower system