Onawa, Iowa
E919216
Onawa, Iowa is a small city in western Iowa known for its historic downtown and proximity to the Missouri River.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Onawa, Iowa canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T11324672 — 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: Onawa, Iowa Context triple: [Monona County, Iowa, countySeat, Onawa, Iowa]
-
A.
Osceola, Iowa
Osceola, Iowa is a small city in south-central Iowa that serves as the county seat of Clarke County and a regional hub for transportation and local commerce.
-
B.
Onslow, Iowa
Onslow, Iowa is a small rural city located in Jones County in eastern Iowa, known for its close-knit community and agricultural surroundings.
-
C.
Waukon, Iowa
Waukon, Iowa is a small city that serves as the county seat of Allamakee County in the northeastern part of the state.
-
D.
Neola, Iowa
Neola, Iowa is a small rural city in western Iowa known for its agricultural community and location within Pottawattamie County.
-
E.
Ocheyedan, Iowa
Ocheyedan, Iowa is a small rural city in northwestern Iowa known for its agricultural surroundings and proximity to the Ocheyedan Mound, one of the state's notable natural landmarks.
- 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: Onawa, Iowa Target entity description: Onawa, Iowa is a small city in western Iowa known for its historic downtown and proximity to the Missouri River.
-
A.
Osceola, Iowa
Osceola, Iowa is a small city in south-central Iowa that serves as the county seat of Clarke County and a regional hub for transportation and local commerce.
-
B.
Onslow, Iowa
Onslow, Iowa is a small rural city located in Jones County in eastern Iowa, known for its close-knit community and agricultural surroundings.
-
C.
Waukon, Iowa
Waukon, Iowa is a small city that serves as the county seat of Allamakee County in the northeastern part of the state.
-
D.
Neola, Iowa
Neola, Iowa is a small rural city in western Iowa known for its agricultural community and location within Pottawattamie County.
-
E.
Ocheyedan, Iowa
Ocheyedan, Iowa is a small rural city in northwestern Iowa known for its agricultural surroundings and proximity to the Ocheyedan Mound, one of the state's notable natural landmarks.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
city
ⓘ
county seat ⓘ |
| areaCode | 712 ⓘ |
| climate | humid continental climate ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| countySeatOf | Monona County, Iowa NERFINISHED ⓘ |
| elevationAboveSeaLevel |
approximately 1050 feet
ⓘ
approximately 320 meters ⓘ |
| governmentType | city council ⓘ |
| hasEconomicActivity |
agriculture
ⓘ
retail trade ⓘ services ⓘ |
| hasEducationalInstitution | West Monona Community School District NERFINISHED ⓘ |
| hasFeature | historic downtown ⓘ |
| hasLandmark |
Monona County Courthouse
NERFINISHED
ⓘ
Onawa Public Library NERFINISHED ⓘ |
| hasNearbyWaterBody | Blue Lake NERFINISHED ⓘ |
| hasTransportation | Onawa Municipal Airport NERFINISHED ⓘ |
| locatedInAdministrativeEntity | Monona County, Iowa NERFINISHED ⓘ |
| locatedInRegion | western Iowa ⓘ |
| locatedInValley | Missouri River Valley NERFINISHED ⓘ |
| locatedNear |
Lewis and Clark State Park (Iowa)
NERFINISHED
ⓘ
Missouri River NERFINISHED ⓘ |
| partOf | Midwestern United States ⓘ |
| postalCode | 51040 ⓘ |
| regionCode | US-IA NERFINISHED ⓘ |
| roadJunctionOf |
Interstate 29
NERFINISHED
ⓘ
Iowa Highway 175 NERFINISHED ⓘ |
| state | Iowa ⓘ |
| timeZone | Central Time Zone ⓘ |
| timeZoneDST |
Central Time Zone
ⓘ
surface form:
Central Daylight Time
|
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: Onawa, Iowa Description of subject: Onawa, Iowa is a small city in western Iowa known for its historic downtown and proximity to the Missouri River.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.