Greenfield, Iowa
E195901
Greenfield, Iowa is a small city in southwestern Iowa known as the administrative and commercial hub of Adair County.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Greenfield, Iowa canonical | 10 |
| City of Greenfield, Iowa | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1507709 — 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: Greenfield, Iowa Context triple: [Adair County, Iowa, countySeat, Greenfield, Iowa]
-
A.
Pleasantville, Iowa
Pleasantville, Iowa is a small rural city in south-central Iowa known for its close-knit community and agricultural surroundings.
-
B.
McClelland, Iowa
McClelland, Iowa is a small rural community located in Pottawattamie County in the western part of the state.
-
C.
Loveland, Iowa
Loveland, Iowa is a small unincorporated rural community located in western Iowa near the Missouri River.
-
D.
Columbia, Iowa
Columbia, Iowa is a small unincorporated rural community located in Marion County in the U.S. state of Iowa.
-
E.
Underwood, Iowa
Underwood, Iowa is a small rural city in western Iowa known for its close-knit community and agricultural surroundings.
- 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: Greenfield, Iowa Target entity description: Greenfield, Iowa is a small city in southwestern Iowa known as the administrative and commercial hub of Adair County.
-
A.
Pleasantville, Iowa
Pleasantville, Iowa is a small rural city in south-central Iowa known for its close-knit community and agricultural surroundings.
-
B.
McClelland, Iowa
McClelland, Iowa is a small rural community located in Pottawattamie County in the western part of the state.
-
C.
Loveland, Iowa
Loveland, Iowa is a small unincorporated rural community located in western Iowa near the Missouri River.
-
D.
Columbia, Iowa
Columbia, Iowa is a small unincorporated rural community located in Marion County in the U.S. state of Iowa.
-
E.
Underwood, Iowa
Underwood, Iowa is a small rural city in western Iowa known for its close-knit community and agricultural surroundings.
- F. None of above. chosen
Statements (26)
| Predicate | Object |
|---|---|
| instanceOf |
city
ⓘ
county seat ⓘ |
| areaCode | 641 ⓘ |
| climate | humid continental climate ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| countryCode | US ⓘ |
| county | Adair County, Iowa NERFINISHED ⓘ |
| hasFeature |
rural setting
ⓘ
small-town character ⓘ |
| hasFunction | service center for surrounding rural area ⓘ |
| hasLandUse |
agricultural surroundings
ⓘ
commercial area ⓘ residential area ⓘ |
| hasLocalGovernment |
Greenfield City Council
ⓘ
Mayor of Greenfield, Iowa ⓘ |
| locatedIn |
Adair County, Iowa
NERFINISHED
ⓘ
southwestern Iowa ⓘ |
| partOf | Midwestern United States ⓘ |
| postalCode | 50849 ⓘ |
| roadAccess |
Iowa Highway 25
ⓘ
Iowa Highway 92 ⓘ |
| role |
administrative hub of Adair County, Iowa
ⓘ
commercial hub of Adair County, Iowa ⓘ |
| state | Iowa ⓘ |
| timeZone | Central Time Zone ⓘ |
| timeZoneDST |
Central Daylight Time
ⓘ
linked to:
Central Time Zone
|
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: Greenfield, Iowa Description of subject: Greenfield, Iowa is a small city in southwestern Iowa known as the administrative and commercial hub of Adair County.
Referenced by (11)
Full triples — surface form annotated when it differs from this entity's canonical label.