Saint Clair–Detroit River System
E501356
The Saint Clair–Detroit River System is a crucial binational waterway linking Lake Huron to Lake Erie, supporting major commercial shipping, ecological habitats, and regional water supplies between the United States and Canada.
All labels observed (7)
How this entity was disambiguated
This entity first appeared as the object of triple T5034860 — 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: Saint Clair–Detroit River System Context triple: [Great Lakes Waterway, hasPart, Saint Clair–Detroit River System]
-
A.
St. Clair River
The St. Clair River is a major waterway forming part of the border between the United States and Canada, flowing south from Lake Huron toward Lake St. Clair as a key segment of the Great Lakes–St. Lawrence Seaway.
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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.
Saginaw River
The Saginaw River is a major river in Michigan that drains a large portion of the state's Lower Peninsula and flows into Saginaw Bay on Lake Huron.
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D.
Detroit River
The Detroit River is a strait of the Great Lakes system that forms part of the border between the United States and Canada, connecting Lake St. Clair to Lake Erie and serving as a major shipping and industrial waterway.
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E.
St. Marys River
The St. Marys River is a tributary in the Midwestern United States that flows through northeastern Indiana and joins with other rivers at Fort Wayne to form the Maumee 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: Saint Clair–Detroit River System Target entity description: The Saint Clair–Detroit River System is a crucial binational waterway linking Lake Huron to Lake Erie, supporting major commercial shipping, ecological habitats, and regional water supplies between the United States and Canada.
-
A.
St. Clair River
The St. Clair River is a major waterway forming part of the border between the United States and Canada, flowing south from Lake Huron toward Lake St. Clair as a key segment of the Great Lakes–St. Lawrence Seaway.
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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.
Saginaw River
The Saginaw River is a major river in Michigan that drains a large portion of the state's Lower Peninsula and flows into Saginaw Bay on Lake Huron.
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D.
Detroit River
The Detroit River is a strait of the Great Lakes system that forms part of the border between the United States and Canada, connecting Lake St. Clair to Lake Erie and serving as a major shipping and industrial waterway.
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E.
St. Marys River
The St. Marys River is a tributary in the Midwestern United States that flows through northeastern Indiana and joins with other rivers at Fort Wayne to form the Maumee River.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
binational waterway
ⓘ
shipping route ⓘ waterway system ⓘ |
| adjacentTo |
Detroit metropolitan area
NERFINISHED
ⓘ
Port Huron NERFINISHED ⓘ Sarnia NERFINISHED ⓘ Windsor metropolitan area NERFINISHED ⓘ |
| borderBetween |
Michigan
NERFINISHED
ⓘ
Ontario NERFINISHED ⓘ |
| connects |
Lake Erie
NERFINISHED
ⓘ
Lake Huron NERFINISHED ⓘ |
| contains |
Detroit River
NERFINISHED
ⓘ
Lake St. Clair NERFINISHED ⓘ St. Clair River NERFINISHED ⓘ |
| country |
Canada
ⓘ
United States of America ⓘ
surface form:
United States
|
| governedBy |
Canadian federal agencies
ⓘ
United States federal agencies NERFINISHED ⓘ binational agreements ⓘ |
| hasConservationFocus | habitat restoration projects ⓘ |
| hasEcologicalRole |
supports coastal wetlands
ⓘ
supports fish habitat ⓘ supports migratory bird habitat ⓘ |
| hasEconomicRole |
supports cross-border trade
ⓘ
supports port activities ⓘ supports regional manufacturing ⓘ |
| hasFeature |
ice cover in winter
ⓘ
strong currents and variable flow ⓘ |
| hasIssue |
habitat degradation
ⓘ
industrial pollution legacy ⓘ invasive species ⓘ water quality concerns ⓘ |
| hydrologicFunction | conveys outflow from upper Great Lakes ⓘ |
| importance | critical for Great Lakes water level regulation ⓘ |
| locatedIn | Great Lakes region ⓘ |
| majorUse |
commercial shipping
ⓘ
drinking water supply ⓘ fisheries ⓘ industrial water supply ⓘ recreation ⓘ |
| monitoredBy | International Joint Commission NERFINISHED ⓘ |
| navigableFor |
Great Lakes freighters
NERFINISHED
ⓘ
deep-draft vessels ⓘ ocean-going vessels ⓘ |
| partOf |
Great Lakes connecting channels
NERFINISHED
ⓘ
Great Lakes–St. Lawrence Seaway system NERFINISHED ⓘ |
| supports |
municipal water intakes
ⓘ
power plant cooling water intakes ⓘ |
| waterFlowDirection | from Lake Huron to Lake Erie ⓘ |
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: Saint Clair–Detroit River System Description of subject: The Saint Clair–Detroit River System is a crucial binational waterway linking Lake Huron to Lake Erie, supporting major commercial shipping, ecological habitats, and regional water supplies between the United States and Canada.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Great Lakes Waterway
this entity surface form:
Detroit River watershed
this entity surface form:
St. Clair River–Detroit River–Lake Erie hydrologic system
this entity surface form:
St. Clair River delta
this entity surface form:
Detroit River–Lake St. Clair watershed
this entity surface form:
Detroit River–Lake St. Clair system
this entity surface form:
Detroit River–Lake St. Clair system
subject surface form:
Thames River (Ontario)
this entity surface form:
St. Clair River–Detroit River–Lake Erie system