Ottumwa, Iowa
E272276
Ottumwa, Iowa is a small city in southeastern Iowa known as a regional hub on the Des Moines River with a mix of industrial, rail, and agricultural heritage.
All labels observed (8)
| Label | Occurrences |
|---|---|
| Ottumwa, Iowa canonical | 34 |
| Ottumwa | 9 |
| City of Ottumwa | 8 |
| Ottumwa, Iowa, United States | 6 |
| Ottumwa, Iowa, United States of America | 1 |
| city of Ottumwa | 1 |
| city of Ottumwa, Iowa | 1 |
| municipal government of Ottumwa | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2206518 — 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: Ottumwa, Iowa Context triple: [U.S. Route 34, connectsCity, Ottumwa, Iowa]
-
A.
Washington, Iowa
Washington, Iowa is a small city in southeastern Iowa known for its historic downtown, agricultural surroundings, and role as a local commercial and cultural hub.
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B.
Oakland, Iowa
Oakland, Iowa is a small rural city in southwestern Iowa known for its agricultural community and location along the West Nishnabotna River.
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C.
Sioux City, Iowa
Sioux City, Iowa is a regional economic and cultural hub in northwestern Iowa located along the Missouri River near the borders of Nebraska and South Dakota.
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D.
Columbia, Iowa
Columbia, Iowa is a small unincorporated rural community located in Marion County in the U.S. state of Iowa.
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E.
Coralville, Iowa
Coralville, Iowa is a growing suburban city in eastern Iowa, located near Iowa City and known for its shopping centers, recreational amenities, and proximity to the University of Iowa.
- 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: Ottumwa, Iowa Target entity description: Ottumwa, Iowa is a small city in southeastern Iowa known as a regional hub on the Des Moines River with a mix of industrial, rail, and agricultural heritage.
-
A.
Washington, Iowa
Washington, Iowa is a small city in southeastern Iowa known for its historic downtown, agricultural surroundings, and role as a local commercial and cultural hub.
-
B.
Oakland, Iowa
Oakland, Iowa is a small rural city in southwestern Iowa known for its agricultural community and location along the West Nishnabotna River.
-
C.
Sioux City, Iowa
Sioux City, Iowa is a regional economic and cultural hub in northwestern Iowa located along the Missouri River near the borders of Nebraska and South Dakota.
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D.
Columbia, Iowa
Columbia, Iowa is a small unincorporated rural community located in Marion County in the U.S. state of Iowa.
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E.
Coralville, Iowa
Coralville, Iowa is a growing suburban city in eastern Iowa, located near Iowa City and known for its shopping centers, recreational amenities, and proximity to the University of Iowa.
- F. None of above. chosen
Statements (48)
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: Ottumwa, Iowa Description of subject: Ottumwa, Iowa is a small city in southeastern Iowa known as a regional hub on the Des Moines River with a mix of industrial, rail, and agricultural heritage.
Referenced by (61)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Ottumwa, Iowa
linked to: Ottumwa, Iowa
linked to: Ottumwa, Iowa
linked to: Ottumwa, Iowa
subject linked to:
James Shields (senator)
linked to: Ottumwa, Iowa
linked to: Ottumwa, Iowa
subject linked to:
southeastern Iowa
subject linked to:
U.S. Highway 34 (nearby)
linked to: Ottumwa, Iowa
linked to: Ottumwa, Iowa
linked to: Ottumwa, Iowa
linked to: Ottumwa, Iowa
linked to: Ottumwa, Iowa
linked to: Ottumwa, Iowa
linked to: Ottumwa, Iowa
linked to: Ottumwa, Iowa
linked to: Ottumwa, Iowa
linked to: Ottumwa, Iowa
linked to: Ottumwa, Iowa
linked to: Ottumwa, Iowa
subject linked to:
Video Game Capital of the World (historical nickname)
subject linked to:
Video Game Capital of the World (historical nickname)
subject linked to:
Video Game Capital of the World (historical nickname)
linked to: Ottumwa, Iowa