Robert-Bourassa generating station
E587345
The Robert-Bourassa generating station is a massive hydroelectric power plant in northern Quebec and one of the key facilities in Hydro-Québec’s La Grande complex.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Robert-Bourassa generating station canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6339226 — 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: Robert-Bourassa generating station Context triple: [La Grande River, hasHydroelectricDevelopment, Robert-Bourassa generating station]
-
A.
Les Cèdres generating station
Les Cèdres generating station is a hydroelectric power plant in Quebec, Canada, that harnesses the flow of the Saint Lawrence River to generate 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.
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.
-
D.
Cameron Falls Generating Station
Cameron Falls Generating Station is a hydroelectric power facility located on the Nipigon River in Ontario, Canada, that generates electricity from the river’s flow.
-
E.
Long Spruce Generating Station
Long Spruce Generating Station is a large hydroelectric power plant in northern Manitoba, Canada, that forms part of the Nelson River generating system supplying electricity to the province and beyond.
- 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: Robert-Bourassa generating station Target entity description: The Robert-Bourassa generating station is a massive hydroelectric power plant in northern Quebec and one of the key facilities in Hydro-Québec’s La Grande complex.
-
A.
Les Cèdres generating station
Les Cèdres generating station is a hydroelectric power plant in Quebec, Canada, that harnesses the flow of the Saint Lawrence River to generate 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.
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.
-
D.
Cameron Falls Generating Station
Cameron Falls Generating Station is a hydroelectric power facility located on the Nipigon River in Ontario, Canada, that generates electricity from the river’s flow.
-
E.
Long Spruce Generating Station
Long Spruce Generating Station is a large hydroelectric power plant in northern Manitoba, Canada, that forms part of the Nelson River generating system supplying electricity to the province and beyond.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
hydroelectric power station
ⓘ
run-of-the-river power station ⓘ |
| annualGeneration | about 26 TWh ⓘ |
| commissioned | 1979 ⓘ |
| country | Canada ⓘ |
| damHeight | 162 m ⓘ |
| damLength | 2835 m ⓘ |
| distanceFromMontreal | about 1400 km north of Montreal ⓘ |
| formerName | La Grande-2 generating station NERFINISHED ⓘ |
| gridConnection | Hydro-Québec transmission system NERFINISHED ⓘ |
| hasAccessRoad | James Bay Road NERFINISHED ⓘ |
| hasConstructionType | embankment dam ⓘ |
| hasNotableFeature |
giant stepped spillway carved into rock
ⓘ
large underground power house ⓘ |
| hasNumberOfGeneratingUnits | 16 ⓘ |
| hasOperatorHeadquartersIn | Montreal NERFINISHED ⓘ |
| hasOwnershipType | public utility ⓘ |
| hasPenstocks | underground penstocks ⓘ |
| hasSpillwayType | concrete stepped spillway ⓘ |
| hasStartOfConstruction | 1974 ⓘ |
| hasStatus | operational ⓘ |
| hasTurbineType | Francis turbine ⓘ |
| inception | 1979 ⓘ |
| installedCapacity | 5616 MW ⓘ |
| isKeyFacilityOf | La Grande hydroelectric complex NERFINISHED ⓘ |
| isOneOfLargest |
largest hydroelectric power stations in North America
ⓘ
largest underground hydroelectric power stations in the world ⓘ |
| isTouristAttraction | offers guided tours in summer season ⓘ |
| locatedIn |
Quebec
NERFINISHED
ⓘ
northern Quebec ⓘ |
| locatedInAdministrativeTerritory | Nord-du-Québec NERFINISHED ⓘ |
| locatedInRegion | James Bay region NERFINISHED ⓘ |
| locatedNear | Radisson, Quebec NERFINISHED ⓘ |
| locatedOnRiver | La Grande River NERFINISHED ⓘ |
| maximumGeneratingCapacity | 5616 megawatts ⓘ |
| namedAfter | Robert Bourassa NERFINISHED ⓘ |
| operatedBy | Hydro-Québec NERFINISHED ⓘ |
| ownedBy | Hydro-Québec NERFINISHED ⓘ |
| partOf |
James Bay Project
NERFINISHED
ⓘ
La Grande complex NERFINISHED ⓘ |
| primaryEnergySource | hydropower ⓘ |
| purpose | electricity generation ⓘ |
| regulatesRiver | La Grande River flow ⓘ |
| reservoirArea | 2835 km² ⓘ |
| reservoirName | Robert-Bourassa Reservoir NERFINISHED ⓘ |
| suppliesElectricityTo |
Quebec
NERFINISHED
ⓘ
export markets in the northeastern United States ⓘ |
| usesWaterIntake | Robert-Bourassa Reservoir NERFINISHED ⓘ |
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: Robert-Bourassa generating station Description of subject: The Robert-Bourassa generating station is a massive hydroelectric power plant in northern Quebec and one of the key facilities in Hydro-Québec’s La Grande complex.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.