northwestern Iowa
E82208
Northwestern Iowa is a largely rural region of the U.S. state of Iowa characterized by its agricultural economy, small towns, and proximity to the borders with South Dakota and Minnesota.
All labels observed (3)
| Label | Occurrences |
|---|---|
| northwestern Iowa canonical | 11 |
| northwest Iowa | 10 |
| Northwest Iowa | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T665236 — 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: northwestern Iowa Context triple: [Sioux Center, Iowa, locatedInRegion, northwestern Iowa]
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A.
Northeastern Iowa
Northeastern Iowa is a largely rural region of Iowa known for its rolling hills, agricultural communities, and small towns such as Cresco.
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B.
Southwestern Iowa
Southwestern Iowa is a region of the U.S. state of Iowa that encompasses several counties, including Pottawattamie County, and is characterized by its mix of agricultural land, small cities, and proximity to the Missouri River and Omaha metropolitan area.
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C.
eastern Iowa
Eastern Iowa is a region of the U.S. state of Iowa known for its mix of urban centers, including the Iowa City–Cedar Rapids corridor, and surrounding agricultural and rural communities.
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D.
Nebraska–Iowa region
The Nebraska–Iowa region is a bi-state area in the central United States that encompasses communities and economic activity spanning the border between eastern Nebraska and western Iowa, including the Omaha–Council Bluffs metropolitan area.
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E.
Siouxland region
The Siouxland region is a tri-state area in the upper Midwest of the United States, centered around Sioux City and encompassing parts of Iowa, Nebraska, and South Dakota.
- 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: northwestern Iowa Target entity description: Northwestern Iowa is a largely rural region of the U.S. state of Iowa characterized by its agricultural economy, small towns, and proximity to the borders with South Dakota and Minnesota.
-
A.
Northeastern Iowa
Northeastern Iowa is a largely rural region of Iowa known for its rolling hills, agricultural communities, and small towns such as Cresco.
-
B.
Southwestern Iowa
Southwestern Iowa is a region of the U.S. state of Iowa that encompasses several counties, including Pottawattamie County, and is characterized by its mix of agricultural land, small cities, and proximity to the Missouri River and Omaha metropolitan area.
-
C.
eastern Iowa
Eastern Iowa is a region of the U.S. state of Iowa known for its mix of urban centers, including the Iowa City–Cedar Rapids corridor, and surrounding agricultural and rural communities.
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D.
Nebraska–Iowa region
The Nebraska–Iowa region is a bi-state area in the central United States that encompasses communities and economic activity spanning the border between eastern Nebraska and western Iowa, including the Omaha–Council Bluffs metropolitan area.
-
E.
Siouxland region
The Siouxland region is a tri-state area in the upper Midwest of the United States, centered around Sioux City and encompassing parts of Iowa, Nebraska, and South Dakota.
- F. None of above. chosen
Statements (58)
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: northwestern Iowa Description of subject: Northwestern Iowa is a largely rural region of the U.S. state of Iowa characterized by its agricultural economy, small towns, and proximity to the borders with South Dakota and Minnesota.
Referenced by (22)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: northwestern Iowa
linked to: northwestern Iowa
linked to: northwestern Iowa
linked to: northwestern Iowa
linked to: northwestern Iowa
subject linked to:
Iowa House Districts 3 and 4
linked to: northwestern Iowa
linked to: northwestern Iowa
subject linked to:
FSD
linked to: northwestern Iowa
linked to: northwestern Iowa
linked to: northwestern Iowa
linked to: northwestern Iowa