St. Louis River
E50807
The St. Louis River is a major river in northeastern Minnesota and northwestern Wisconsin that flows into Lake Superior, forming part of the Duluth–Superior harbor and extensive estuary system.
All labels observed (4)
| Label | Occurrences |
|---|---|
| St. Louis River canonical | 8 |
| Saint Louis River | 6 |
| St. Louis River estuary | 6 |
| Saint Louis River estuary | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T60688 — 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. Louis River Context triple: [Lake Superior, hasPrimaryInflow, St. Louis River]
-
A.
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.
-
B.
Menominee River
The Menominee River is a major river forming part of the border between Wisconsin and Michigan’s Upper Peninsula, known for its forests, hydroelectric dams, and role as a key tributary in the Great Lakes watershed.
-
C.
St. Joseph River
The St. Joseph River is a major river in the Midwestern United States that flows through Michigan and Indiana before emptying into Lake Michigan at the city of St. Joseph, Michigan.
-
D.
Manitowoc River
The Manitowoc River is a river in eastern Wisconsin that flows through Manitowoc County and empties into Lake Michigan at the city of Manitowoc.
-
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. Louis River Target entity description: The St. Louis River is a major river in northeastern Minnesota and northwestern Wisconsin that flows into Lake Superior, forming part of the Duluth–Superior harbor and extensive estuary system.
-
A.
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.
-
B.
Menominee River
The Menominee River is a major river forming part of the border between Wisconsin and Michigan’s Upper Peninsula, known for its forests, hydroelectric dams, and role as a key tributary in the Great Lakes watershed.
-
C.
St. Joseph River
The St. Joseph River is a major river in the Midwestern United States that flows through Michigan and Indiana before emptying into Lake Michigan at the city of St. Joseph, Michigan.
-
D.
Manitowoc River
The Manitowoc River is a river in eastern Wisconsin that flows through Manitowoc County and empties into Lake Michigan at the city of Manitowoc.
-
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 (28)
| Predicate | Object |
|---|---|
| instanceOf |
natural watercourse
ⓘ
river ⓘ |
| associatedWithCity |
Duluth
ⓘ
surface form:
Duluth, Minnesota
Superior, Wisconsin ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| country |
United States of America
ⓘ
surface form:
United States
|
| flowsInto | Lake Superior ⓘ |
| formsBorderBetween |
Minnesota
ⓘ
Wisconsin ⓘ |
| formsPartOf |
Port of Duluth-Superior
ⓘ
surface form:
Duluth–Superior harbor
St. Louis River self-linksurface differs ⓘ
surface form:
St. Louis River estuary
|
| hasEstuary |
St. Louis River
self-linksurface differs
ⓘ
surface form:
St. Louis River estuary
|
| hasFeature | extensive estuary system ⓘ |
| locatedIn |
Minnesota
ⓘ
Wisconsin ⓘ |
| locatedInRegion |
northeastern Minnesota
ⓘ
northwestern Wisconsin ⓘ |
| locatedOnContinent | North America ⓘ |
| mouthLocation |
Duluth
ⓘ
surface form:
Duluth, Minnesota
Superior, Wisconsin ⓘ |
| partOf | Duluth–Superior harbor and estuary system ⓘ |
| riverSystem |
Great Lakes region
ⓘ
surface form:
Great Lakes Basin
Lake Superior Basin ⓘ
surface form:
Lake Superior watershed
|
| tributaryOf | Lake Superior ⓘ |
| usedFor |
boating
ⓘ
fishing ⓘ recreation ⓘ shipping ⓘ |
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. Louis River Description of subject: The St. Louis River is a major river in northeastern Minnesota and northwestern Wisconsin that flows into Lake Superior, forming part of the Duluth–Superior harbor and extensive estuary system.
Referenced by (21)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
St. Louis River estuary
this entity surface form:
St. Louis River estuary
this entity surface form:
Saint Louis River
this entity surface form:
Saint Louis River
this entity surface form:
St. Louis River estuary
this entity surface form:
Saint Louis River
subject surface form:
Superior, Wisconsin
this entity surface form:
Saint Louis River
this entity surface form:
St. Louis River estuary
this entity surface form:
St. Louis River estuary
this entity surface form:
St. Louis River estuary
this entity surface form:
Saint Louis River estuary
subject surface form:
Cloquet, Minnesota
this entity surface form:
Saint Louis River
subject surface form:
Cloquet, Minnesota
this entity surface form:
Saint Louis River