Iowa River
E85803
The Iowa River is a major waterway in the U.S. state of Iowa that flows generally southeastward and ultimately joins the Mississippi River.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Iowa River canonical | 41 |
| Iowa River watershed | 3 |
| Iowa River basin | 1 |
| Iowa River system | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T317587 — 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: Iowa River Context triple: [Iowa City, Iowa, locatedOnRiver, Iowa River]
-
A.
St. Louis River
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.
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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.
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C.
Sauk
The Sauk are a Native American people originally from the Great Lakes region, known for their resistance to U.S. expansion and their prominent leader Black Hawk.
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D.
Fox River
The Fox River is a Midwestern U.S. river that flows through Wisconsin and Illinois, supporting numerous communities and ecosystems along its course.
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E.
Pound River
The Pound River is a tributary stream in New York State that feeds into the Croton River within the Croton River watershed.
- 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: Iowa River Target entity description: The Iowa River is a major waterway in the U.S. state of Iowa that flows generally southeastward and ultimately joins the Mississippi River.
-
A.
St. Louis River
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.
-
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.
Sauk
The Sauk are a Native American people originally from the Great Lakes region, known for their resistance to U.S. expansion and their prominent leader Black Hawk.
-
D.
Fox River
The Fox River is a Midwestern U.S. river that flows through Wisconsin and Illinois, supporting numerous communities and ecosystems along its course.
-
E.
Pound River
The Pound River is a tributary stream in New York State that feeds into the Croton River within the Croton River watershed.
- F. None of above. chosen
Statements (47)
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: Iowa River Description of subject: The Iowa River is a major waterway in the U.S. state of Iowa that flows generally southeastward and ultimately joins the Mississippi River.
Referenced by (46)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Iowa City
this entity surface form:
Iowa River watershed
subject surface form:
Central Iowa
this entity surface form:
Iowa River watershed
subject surface form:
Johnson County, Iowa
this entity surface form:
Iowa River basin
this entity surface form:
Iowa River system
this entity surface form:
Iowa River watershed
subject surface form:
Eldora, Iowa