Marengo, Iowa
E229886
Marengo, Iowa is a small city in eastern Iowa that serves as an administrative and commercial hub for the surrounding rural area.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Marengo, Iowa canonical | 9 |
How this entity was disambiguated
This entity first appeared as the object of triple T2038223 — 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: Marengo, Iowa Context triple: [Iowa County, Iowa, hasCountySeat, Marengo, Iowa]
-
A.
Marne, Iowa
Marne, Iowa is a small rural city located in Cass County in southwestern Iowa, known for its agricultural surroundings and tight-knit community.
-
B.
Marne, Iowa
Marne, Iowa is a small rural city located in western Iowa within Shelby County.
-
C.
Massena, Iowa
Massena, Iowa is a small rural city located in Cass County in southwestern Iowa, known for its agricultural surroundings and close-knit community.
-
D.
Mineola, Iowa
Mineola, Iowa is a small unincorporated rural community located in southwestern Iowa.
-
E.
Shenandoah, Iowa
Shenandoah, Iowa is a small city in southwestern Iowa known historically as a regional agricultural and broadcasting center.
- 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: Marengo, Iowa Target entity description: Marengo, Iowa is a small city in eastern Iowa that serves as an administrative and commercial hub for the surrounding rural area.
-
A.
Marne, Iowa
Marne, Iowa is a small rural city located in Cass County in southwestern Iowa, known for its agricultural surroundings and tight-knit community.
-
B.
Marne, Iowa
Marne, Iowa is a small rural city located in western Iowa within Shelby County.
-
C.
Massena, Iowa
Massena, Iowa is a small rural city located in Cass County in southwestern Iowa, known for its agricultural surroundings and close-knit community.
-
D.
Mineola, Iowa
Mineola, Iowa is a small unincorporated rural community located in southwestern Iowa.
-
E.
Shenandoah, Iowa
Shenandoah, Iowa is a small city in southwestern Iowa known historically as a regional agricultural and broadcasting center.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
city
ⓘ
human settlement ⓘ |
| climate | humid continental climate ⓘ |
| country | United States of America ⓘ |
| countrySubdivision |
State of Iowa
ⓘ
linked to:
Iowa
|
| countySeatOf | Iowa County, Iowa NERFINISHED ⓘ |
| GNISFeatureClass | populated place ⓘ |
| governmentType | mayor–council government ⓘ |
| hasAreaCode | 319 ⓘ |
| hasFunction | local trade center for agricultural region ⓘ |
| hasJurisdiction | Iowa County Courthouse ⓘ |
| hasPostalCode | 52301 ⓘ |
| locatedIn |
Iowa
ⓘ
Iowa County, Iowa NERFINISHED ⓘ |
| locatedInCountrySubdivision | eastern Iowa agricultural region ⓘ |
| locatedInRegion | eastern Iowa ⓘ |
| locatedOn | Iowa River ⓘ |
| namedAfter | Battle of Marengo ⓘ |
| partOf | Midwestern United States ⓘ |
| partOfStatisticalArea |
Cedar Rapids, Iowa metropolitan area
ⓘ
linked to:
Cedar Rapids metropolitan area
|
| primaryEconomicBase |
agriculture-related services
ⓘ
retail and local services ⓘ |
| role |
administrative hub for surrounding rural area
ⓘ
commercial hub for surrounding rural area ⓘ |
| state | Iowa ⓘ |
| timeZone | Central Time Zone ⓘ |
| timeZoneDST |
Central Daylight Time
ⓘ
linked to:
Central Time Zone
|
| timeZoneStandard |
Central Standard Time
ⓘ
linked to:
Central Time Zone
|
| transportation |
near Interstate 80
ⓘ
served by U.S. Route 6 ⓘ |
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: Marengo, Iowa Description of subject: Marengo, Iowa is a small city in eastern Iowa that serves as an administrative and commercial hub for the surrounding rural area.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
central Iowa
subject linked to:
Iowa County
subject linked to:
Iowa County
subject linked to:
Iowa County