Cedar Lake (via delta and Lake Winnipeg system)
E423084
Cedar Lake is a large reservoir in western Manitoba, Canada, that forms part of the Lake Winnipeg drainage system and supports hydroelectric generation, fisheries, and regional recreation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Cedar Lake (via delta and Lake Winnipeg system) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4226427 — 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: Cedar Lake (via delta and Lake Winnipeg system) Context triple: [Saskatchewan River, flowsInto, Cedar Lake (via delta and Lake Winnipeg system)]
-
A.
Lake Winnipeg
Lake Winnipeg is one of the largest freshwater lakes in North America, located in central Canada and known for its extensive watershed and ecological significance.
-
B.
Winnipeg River
The Winnipeg River is a major waterway in northwestern Ontario and southeastern Manitoba that flows northwest from Lake of the Woods toward Lake Winnipeg, supporting hydroelectric power generation and recreation along its course.
-
C.
Wabigoon Lake
Wabigoon Lake is a large freshwater lake in northwestern Ontario, Canada, known for its recreational fishing, boating, and proximity to the city of Dryden.
-
D.
Lake Winnipegosis
Lake Winnipegosis is one of the largest freshwater lakes in Manitoba, Canada, known for its shallow depth, extensive wetlands, and important fisheries and bird habitats.
-
E.
Lake Agassiz basin
The Lake Agassiz basin is the vast prehistoric drainage area in central North America that once held glacial Lake Agassiz, one of the largest proglacial lakes in Earth’s history.
- 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: Cedar Lake (via delta and Lake Winnipeg system) Target entity description: Cedar Lake is a large reservoir in western Manitoba, Canada, that forms part of the Lake Winnipeg drainage system and supports hydroelectric generation, fisheries, and regional recreation.
-
A.
Lake Winnipeg
Lake Winnipeg is one of the largest freshwater lakes in North America, located in central Canada and known for its extensive watershed and ecological significance.
-
B.
Winnipeg River
The Winnipeg River is a major waterway in northwestern Ontario and southeastern Manitoba that flows northwest from Lake of the Woods toward Lake Winnipeg, supporting hydroelectric power generation and recreation along its course.
-
C.
Wabigoon Lake
Wabigoon Lake is a large freshwater lake in northwestern Ontario, Canada, known for its recreational fishing, boating, and proximity to the city of Dryden.
-
D.
Lake Winnipegosis
Lake Winnipegosis is one of the largest freshwater lakes in Manitoba, Canada, known for its shallow depth, extensive wetlands, and important fisheries and bird habitats.
-
E.
Lake Agassiz basin
The Lake Agassiz basin is the vast prehistoric drainage area in central North America that once held glacial Lake Agassiz, one of the largest proglacial lakes in Earth’s history.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
lake
ⓘ
reservoir ⓘ |
| basinCountry | Canada ⓘ |
| connectedTo |
Lake Winnipeg
ⓘ
Saskatchewan River Delta ⓘ |
| country | Canada ⓘ |
| drainageTo | Lake Winnipeg ⓘ |
| hasHydrologicalFunction |
regulates flow to Lake Winnipeg
ⓘ
stores water for downstream hydroelectric stations ⓘ |
| locatedIn |
Churchill River–Lake Winnipeg drainage basin
ⓘ
linked to:
Churchill River drainage basin
Manitoba ⓘ western Manitoba ⓘ
linked to:
Western Manitoba
|
| locatedOn | Saskatchewan River ⓘ |
| near | Grand Rapids, Manitoba ⓘ |
| outflow | Saskatchewan River ⓘ |
| partOf |
Lake Winnipeg drainage system
ⓘ
linked to:
Lake Winnipeg
Lake Winnipeg system ⓘ
linked to:
Lake Winnipeg
Nelson River watershed ⓘ
linked to:
Nelson River
|
| shoreFeature |
marshes
ⓘ
wetlands ⓘ |
| supports |
hydroelectric infrastructure
ⓘ
local fisheries ⓘ regional recreation ⓘ |
| use |
commercial fisheries
ⓘ
hydroelectric power generation ⓘ recreation ⓘ subsistence fisheries ⓘ transportation ⓘ |
| watercourse | Saskatchewan River ⓘ |
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: Cedar Lake (via delta and Lake Winnipeg system) Description of subject: Cedar Lake is a large reservoir in western Manitoba, Canada, that forms part of the Lake Winnipeg drainage system and supports hydroelectric generation, fisheries, and regional recreation.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.