Lake Manitoba
E89618
Lake Manitoba is a large, shallow freshwater lake in the Canadian province of Manitoba, known for its wetlands, fisheries, and role in regional recreation and ecology.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Lake Manitoba canonical | 14 |
| south basin of Lake Manitoba | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T587320 — 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: Lake Manitoba Context triple: [Manitoba, contains, Lake Manitoba]
-
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.
Hudson Bay
Hudson Bay is a vast inland sea in northeastern Canada, known for its subarctic climate, extensive ice cover, and crucial role in regional ecosystems and Indigenous cultures.
-
C.
Keewaydin Lake
Keewaydin Lake is a freshwater lake located in Oxford County in the western part of the U.S. state of Maine, known for its quiet, rural setting and outdoor recreation opportunities.
-
D.
Canadice Lake
Canadice Lake is one of New York State’s smaller, undeveloped Finger Lakes, known for its pristine water and protected, wilderness-like surroundings.
-
E.
Lake Ontario
Lake Ontario is one of North America's five Great Lakes, forming part of the border between the United States and Canada and serving as a key link in the Saint Lawrence River 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: Lake Manitoba Target entity description: Lake Manitoba is a large, shallow freshwater lake in the Canadian province of Manitoba, known for its wetlands, fisheries, and role in regional recreation and ecology.
-
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.
Hudson Bay
Hudson Bay is a vast inland sea in northeastern Canada, known for its subarctic climate, extensive ice cover, and crucial role in regional ecosystems and Indigenous cultures.
-
C.
Keewaydin Lake
Keewaydin Lake is a freshwater lake located in Oxford County in the western part of the U.S. state of Maine, known for its quiet, rural setting and outdoor recreation opportunities.
-
D.
Canadice Lake
Canadice Lake is one of New York State’s smaller, undeveloped Finger Lakes, known for its pristine water and protected, wilderness-like surroundings.
-
E.
Lake Ontario
Lake Ontario is one of North America's five Great Lakes, forming part of the border between the United States and Canada and serving as a key link in the Saint Lawrence River system.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
freshwater lake
ⓘ
lake ⓘ |
| adjacentTo | Lake Manitoba Narrows ⓘ |
| averageDepth | approximately 4 metres ⓘ |
| basinCountry | Canada ⓘ |
| country | Canada ⓘ |
| drainsInto | Lake Winnipeg ⓘ |
| elevationAboveSeaLevel | approximately 248 metres ⓘ |
| hasEnvironmentalIssue |
flooding risk
ⓘ
shoreline erosion ⓘ water level regulation concerns ⓘ |
| hasInflow |
Portage Diversion
ⓘ
Waterhen River ⓘ Whitemud River ⓘ |
| hasOutflow | Fairford River ⓘ |
| hasSettlementOnShore |
Eriksdale, Manitoba
ⓘ
Fairford, Manitoba ⓘ St. Laurent, Manitoba ⓘ |
| knownFor |
fisheries
ⓘ
recreation ⓘ waterfowl habitat ⓘ wetlands ⓘ |
| length | approximately 200 kilometres ⓘ |
| locatedIn |
Western Canada
ⓘ
surface form:
Canadian Prairies
Manitoba ⓘ |
| locatedInEcoregion |
Great Plains
ⓘ
surface form:
Prairie Pothole Region
|
| locatedInProvinceParkSystem | near several Manitoba provincial parks ⓘ |
| locatedNear | Lake Winnipegosis ⓘ |
| locatedNorthwestOf |
Winnipeg, Manitoba, Canada
ⓘ
surface form:
Winnipeg
|
| locatedWestOf | Lake Winnipeg ⓘ |
| maxDepth | approximately 7 metres ⓘ |
| maxWidth | approximately 45 kilometres ⓘ |
| partOf | Hudson Bay drainage basin ⓘ |
| shorelineFeature |
marshes
ⓘ
reeds and cattails ⓘ sandy beaches ⓘ |
| supportsSpecies |
northern pike
ⓘ
walleye ⓘ whitefish ⓘ yellow perch ⓘ |
| surfaceArea | approximately 4624 square kilometres ⓘ |
| usedFor |
boating
ⓘ
commercial fishing ⓘ ice fishing ⓘ recreational fishing ⓘ subsistence fishing ⓘ swimming ⓘ waterfowl hunting ⓘ |
| waterType | freshwater ⓘ |
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: Lake Manitoba Description of subject: Lake Manitoba is a large, shallow freshwater lake in the Canadian province of Manitoba, known for its wetlands, fisheries, and role in regional recreation and ecology.
Referenced by (15)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
south basin of Lake Manitoba