Lake Ontario drainage basin
E411617
The Lake Ontario drainage basin is the extensive watershed area that collects and channels water from surrounding lakes, rivers, and land into Lake Ontario, one of North America’s Great Lakes.
All labels observed (6)
| Label | Occurrences |
|---|---|
| Lake Ontario drainage basin canonical | 5 |
| Lake Ontario basin | 4 |
| Lake Ontario watershed | 3 |
| Lake Ontario (region) | 2 |
| Central Lake Ontario watershed | 1 |
| Lake Ontario Basin | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4083643 — 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 Ontario drainage basin Context triple: [Oneida Lake, partOf, Lake Ontario drainage basin]
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A.
Hudson Bay drainage basin
The Hudson Bay drainage basin is a vast watershed in northern North America that collects runoff from numerous rivers and lakes across Canada and parts of the United States, all ultimately flowing into Hudson Bay.
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B.
Great Lakes–St. Lawrence system
The Great Lakes–St. Lawrence system is a vast interconnected chain of freshwater lakes and the St. Lawrence River that forms one of the world’s largest inland waterways, linking the interior of North America to the Atlantic Ocean.
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C.
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.
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D.
Ottawa River watershed
The Ottawa River watershed is the drainage basin that collects and channels water from a vast area of eastern Ontario and western Quebec into the Ottawa River, influencing regional ecosystems, water resources, and communities.
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E.
Cayuga Lake watershed
The Cayuga Lake watershed is the drainage basin in central New York State that collects water from numerous streams and creeks and ultimately feeds into Cayuga Lake, one of the Finger Lakes.
- 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 Ontario drainage basin Target entity description: The Lake Ontario drainage basin is the extensive watershed area that collects and channels water from surrounding lakes, rivers, and land into Lake Ontario, one of North America’s Great Lakes.
-
A.
Hudson Bay drainage basin
The Hudson Bay drainage basin is a vast watershed in northern North America that collects runoff from numerous rivers and lakes across Canada and parts of the United States, all ultimately flowing into Hudson Bay.
-
B.
Great Lakes–St. Lawrence system
The Great Lakes–St. Lawrence system is a vast interconnected chain of freshwater lakes and the St. Lawrence River that forms one of the world’s largest inland waterways, linking the interior of North America to the Atlantic Ocean.
-
C.
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.
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D.
Ottawa River watershed
The Ottawa River watershed is the drainage basin that collects and channels water from a vast area of eastern Ontario and western Quebec into the Ottawa River, influencing regional ecosystems, water resources, and communities.
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E.
Cayuga Lake watershed
The Cayuga Lake watershed is the drainage basin in central New York State that collects water from numerous streams and creeks and ultimately feeds into Cayuga Lake, one of the Finger Lakes.
- F. None of above. chosen
Statements (51)
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 Ontario drainage basin Description of subject: The Lake Ontario drainage basin is the extensive watershed area that collects and channels water from surrounding lakes, rivers, and land into Lake Ontario, one of North America’s Great Lakes.
Referenced by (16)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Lake Ontario watershed
this entity surface form:
Lake Ontario basin
this entity surface form:
Lake Ontario (region)
this entity surface form:
Central Lake Ontario watershed
this entity surface form:
Lake Ontario watershed
this entity surface form:
Lake Ontario basin
this entity surface form:
Lake Ontario (region)
this entity surface form:
Lake Ontario watershed
this entity surface form:
Lake Ontario Basin
this entity surface form:
Lake Ontario basin
this entity surface form:
Lake Ontario basin
subject surface form:
Little Island (Oneida Lake)