Afton, Iowa
E664947
Afton, Iowa is a small rural city in Union County known as the birthplace of longtime White House chief usher and author J. B. West.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Afton, Iowa canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T7446055 — 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: Afton, Iowa Context triple: [J. B. West, placeOfBirth, Afton, Iowa]
-
A.
Ackworth, Iowa
Ackworth, Iowa is a small rural city located in Warren County in the south-central part of the state.
-
B.
Afton, Minnesota
Afton, Minnesota is a small city along the St. Croix River known for its scenic rural character, outdoor recreation, and proximity to the Afton Alps ski area.
-
C.
Ainsworth, Iowa
Ainsworth, Iowa is a small rural city in southeastern Iowa known for its close-knit community and agricultural surroundings.
-
D.
Havelock, Iowa
Havelock, Iowa is a small rural city in Pocahontas County in northwestern Iowa.
-
E.
Atalissa, Iowa
Atalissa, Iowa is a small rural city in eastern Iowa known for its agricultural surroundings and close-knit community.
- 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: Afton, Iowa Target entity description: Afton, Iowa is a small rural city in Union County known as the birthplace of longtime White House chief usher and author J. B. West.
-
A.
Ackworth, Iowa
Ackworth, Iowa is a small rural city located in Warren County in the south-central part of the state.
-
B.
Afton, Minnesota
Afton, Minnesota is a small city along the St. Croix River known for its scenic rural character, outdoor recreation, and proximity to the Afton Alps ski area.
-
C.
Ainsworth, Iowa
Ainsworth, Iowa is a small rural city in southeastern Iowa known for its close-knit community and agricultural surroundings.
-
D.
Havelock, Iowa
Havelock, Iowa is a small rural city in Pocahontas County in northwestern Iowa.
-
E.
Atalissa, Iowa
Atalissa, Iowa is a small rural city in eastern Iowa known for its agricultural surroundings and close-knit community.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
city
ⓘ
human settlement ⓘ |
| areaCode | 641 ⓘ |
| coordinates | 40.9725°N 94.1992°W ⓘ |
| country | United States of America ⓘ |
| countrySubdivision | Iowa NERFINISHED ⓘ |
| elevationAboveSeaLevel |
1306 feet
ⓘ
398 metres ⓘ |
| FIPSCode | 19-00635 ⓘ |
| GNISFeatureID | 0454163 ⓘ |
| governmentType | mayor–council government ⓘ |
| hasClimate | humid continental climate ⓘ |
| hasFeature | small rural community character ⓘ |
| hasNotablePerson | J. B. West NERFINISHED ⓘ |
| hasOfficialLanguage | English ⓘ |
| hasUTCOffset | UTC−06:00 ⓘ |
| hasUTCOffsetDST | UTC−05:00 ⓘ |
| inRegion | Union County, Iowa NERFINISHED ⓘ |
| isBirthplaceOf | J. B. West NERFINISHED ⓘ |
| isCountySeatOf | Union County, Iowa NERFINISHED ⓘ |
| locatedIn | Union County, Iowa NERFINISHED ⓘ |
| locatedInAdministrativeTerritory | State of Iowa NERFINISHED ⓘ |
| locatedInTimeZone | Central Time Zone ⓘ |
| locatedOnContinent | North America ⓘ |
| namedAfter | Afton, New York NERFINISHED ⓘ |
| partOf | Midwestern United States ⓘ |
| population | 845 ⓘ |
| populationCensusYear | 2020 ⓘ |
| postalCode | 50830 ⓘ |
| settlementType | rural city ⓘ |
| timeZone | America/Chicago NERFINISHED ⓘ |
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: Afton, Iowa Description of subject: Afton, Iowa is a small rural city in Union County known as the birthplace of longtime White House chief usher and author J. B. West.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Union County, Iowa