St. Clair River
E66745
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.
All labels observed (11)
How this entity was disambiguated
This entity first appeared as the object of triple T226613 — 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: St. Clair River Context triple: [Lake Huron, connectedBy, St. Clair River]
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A.
St. Marys River
The St. Marys River is a vital waterway forming part of the U.S.–Canada border, connecting Lake Superior to Lake Huron and hosting major shipping locks at Sault Ste. Marie.
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B.
Grand River (Michigan)
Grand River (Michigan) is the longest river entirely within the U.S. state of Michigan, flowing westward across the Lower Peninsula before emptying into Lake Michigan at Grand Haven.
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C.
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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D.
Pere Marquette River
The Pere Marquette River is a scenic, free-flowing river in western Michigan renowned for its trout and salmon fishing, paddling opportunities, and largely undeveloped natural surroundings.
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E.
Calumet River
The Calumet River is an industrially significant waterway in the Chicago metropolitan area that connects Lake Michigan to a network of canals and rivers in Illinois and Indiana.
- 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: St. Clair River Target entity description: 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.
-
A.
St. Marys River
The St. Marys River is a vital waterway forming part of the U.S.–Canada border, connecting Lake Superior to Lake Huron and hosting major shipping locks at Sault Ste. Marie.
-
B.
Grand River (Michigan)
Grand River (Michigan) is the longest river entirely within the U.S. state of Michigan, flowing westward across the Lower Peninsula before emptying into Lake Michigan at Grand Haven.
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C.
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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D.
Pere Marquette River
The Pere Marquette River is a scenic, free-flowing river in western Michigan renowned for its trout and salmon fishing, paddling opportunities, and largely undeveloped natural surroundings.
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E.
Calumet River
The Calumet River is an industrially significant waterway in the Chicago metropolitan area that connects Lake Michigan to a network of canals and rivers in Illinois and Indiana.
- F. None of above. chosen
Statements (39)
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: St. Clair River Description of subject: 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.
Referenced by (67)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Port Huron, Michigan
subject surface form:
Port Huron, Michigan
containing Manitoulin Island, the world’s largest freshwater island
→
hasOutflow
→
St. Clair River
ⓘ
subject surface form:
Lake Huron
this entity surface form:
North Channel (St. Clair River)
this entity surface form:
South Channel (St. Clair River)
subject surface form:
Great Lakes Waterway
this entity surface form:
Saint Clair River
subject surface form:
St. Clair County, Michigan
subject surface form:
St. Clair County, Michigan
subject surface form:
St. Clair County, Michigan
subject surface form:
St. Clair County, Michigan
subject surface form:
St. Clair County, Michigan
this entity surface form:
St. Clair River shipping channel
this entity surface form:
St. Clair River shoreline
this entity surface form:
St. Clair River (shared with Ontario)
this entity surface form:
St. Clair River shipping channel