Manicouagan River
E691412
The Manicouagan River is a major river in eastern Quebec, Canada, known for its large hydroelectric dams and its connection to the Manicouagan Reservoir, one of the world’s largest impact-crater lakes.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Manicouagan River canonical | 10 |
| Manicouagan River basin | 3 |
| Manicouagan River watershed | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7540881 — 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: Manicouagan River Context triple: [Côte-Nord, hasMajorRiver, Manicouagan River]
-
A.
Chaudière River
The Chaudière River is a significant river in Quebec, Canada, known for flowing northward through the Beauce region before emptying into the Saint Lawrence River near Quebec City.
-
B.
Montreal River
The Montreal River is a waterway in the Upper Peninsula of Michigan that forms part of the boundary between Michigan and Wisconsin before flowing into Lake Superior.
-
C.
Montreal River
The Montreal River is a river in northeastern Ontario, Canada, that flows through forested and sparsely populated areas before emptying into Lake Timiskaming.
-
D.
Restigouche River
The Restigouche River is a prominent river in eastern Canada known for forming part of the border between Quebec and New Brunswick and for its renowned Atlantic salmon fishing.
-
E.
Rivière du Lièvre
Rivière du Lièvre is a major river in western Quebec, Canada, known for flowing through forested and recreational areas before joining the Gatineau River.
- 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: Manicouagan River Target entity description: The Manicouagan River is a major river in eastern Quebec, Canada, known for its large hydroelectric dams and its connection to the Manicouagan Reservoir, one of the world’s largest impact-crater lakes.
-
A.
Chaudière River
The Chaudière River is a significant river in Quebec, Canada, known for flowing northward through the Beauce region before emptying into the Saint Lawrence River near Quebec City.
-
B.
Montreal River
The Montreal River is a waterway in the Upper Peninsula of Michigan that forms part of the boundary between Michigan and Wisconsin before flowing into Lake Superior.
-
C.
Montreal River
The Montreal River is a river in northeastern Ontario, Canada, that flows through forested and sparsely populated areas before emptying into Lake Timiskaming.
-
D.
Restigouche River
The Restigouche River is a prominent river in eastern Canada known for forming part of the border between Quebec and New Brunswick and for its renowned Atlantic salmon fishing.
-
E.
Rivière du Lièvre
Rivière du Lièvre is a major river in western Quebec, Canada, known for flowing through forested and recreational areas before joining the Gatineau River.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
geographical feature
ⓘ
river ⓘ |
| associatedWith |
Manicouagan Reservoir impact-crater lake
ⓘ
linked to:
Lac Manicouagan
Manicouagan impact crater ⓘ
linked to:
Manicouagan impact structure
|
| connectedTo |
Manicouagan Reservoir
ⓘ
linked to:
Lac Manicouagan
|
| continent | North America ⓘ |
| country | Canada ⓘ |
| countryCode | CA ⓘ |
| countrySubdivision |
Province of Quebec
ⓘ
linked to:
province of Quebec
|
| drainageBasin |
Gulf of Saint Lawrence
ⓘ
linked to:
Gulf of St. Lawrence
|
| emptiesNear |
Baie-Comeau
ⓘ
linked to:
Baie-Comeau, Quebec, Canada
|
| environmentalConcern |
aquatic habitat alteration due to dams
ⓘ
fish migration impacts from hydroelectric development ⓘ |
| flowsInto | Saint Lawrence River ⓘ |
| hasEconomicActivity |
forestry support
ⓘ
hydropower production ⓘ tourism ⓘ |
| hasHydroelectricDam |
Daniel-Johnson Dam
ⓘ
Manic-1 Generating Station ⓘ Manic-2 Generating Station ⓘ Manic-3 Generating Station ⓘ Manic-4 Generating Station ⓘ |
| hasWatershed |
Manicouagan River basin
ⓘ
linked to:
Manicouagan River
|
| knownFor |
connection to Manicouagan Reservoir
ⓘ
hydroelectric power generation ⓘ large hydroelectric dams ⓘ |
| languageOfToponym | French ⓘ |
| locatedIn |
Manicouagan Regional County Municipality
ⓘ
linked to:
Regional County Municipality of Manicouagan
Quebec ⓘ
linked to:
Quebec, Canada
eastern Quebec ⓘ |
| mouth | Saint Lawrence River ⓘ |
| near |
Baie-Comeau
ⓘ
linked to:
Baie-Comeau, Quebec, Canada
|
| operatorOfDams | Hydro-Québec ⓘ |
| partOf |
Manicouagan impact structure hydrological system
ⓘ
linked to:
Manicouagan impact structure
|
| province |
Quebec
ⓘ
linked to:
Quebec, Canada
|
| region | Côte-Nord ⓘ |
| riverSystem |
Saint Lawrence River basin
ⓘ
linked to:
St. Lawrence River drainage basin
|
| source |
Manicouagan Reservoir
ⓘ
linked to:
Lac Manicouagan
|
| usedFor |
hydroelectricity
ⓘ
industrial water supply ⓘ recreation ⓘ |
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: Manicouagan River Description of subject: The Manicouagan River is a major river in eastern Quebec, Canada, known for its large hydroelectric dams and its connection to the Manicouagan Reservoir, one of the world’s largest impact-crater lakes.
Referenced by (14)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Côte-Nord region of Quebec
subject linked to:
Baie-Comeau, Quebec, Canada
linked to: Manicouagan River
linked to: Manicouagan River
linked to: Manicouagan River
linked to: Manicouagan River