Castana, Iowa
E919219
Castana, Iowa is a small rural city located in western Iowa within Monona County.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Castana, Iowa canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11324687 — 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: Castana, Iowa Context triple: [Monona County, Iowa, hasSettlement, Castana, Iowa]
-
A.
Castalia, Iowa
Castalia, Iowa is a small rural city located in northeastern Iowa within Winneshiek County.
-
B.
Stanton, Iowa
Stanton, Iowa is a small rural city in southwestern Iowa known for its Swedish heritage and distinctive coffee-pot-shaped water towers.
-
C.
Bassett, Iowa
Bassett, Iowa is a small rural community located in Chickasaw County in northeastern Iowa.
-
D.
Shenandoah, Iowa
Shenandoah, Iowa is a small city in southwestern Iowa known historically as a regional agricultural and broadcasting center.
-
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: Castana, Iowa Target entity description: Castana, Iowa is a small rural city located in western Iowa within Monona County.
-
A.
Castalia, Iowa
Castalia, Iowa is a small rural city located in northeastern Iowa within Winneshiek County.
-
B.
Stanton, Iowa
Stanton, Iowa is a small rural city in southwestern Iowa known for its Swedish heritage and distinctive coffee-pot-shaped water towers.
-
C.
Bassett, Iowa
Bassett, Iowa is a small rural community located in Chickasaw County in northeastern Iowa.
-
D.
Shenandoah, Iowa
Shenandoah, Iowa is a small city in southwestern Iowa known historically as a regional agricultural and broadcasting center.
-
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 (25)
| Predicate | Object |
|---|---|
| instanceOf |
city
ⓘ
municipality ⓘ |
| areaCode | 712 ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| countryCode | US ⓘ |
| county | Monona County, Iowa NERFINISHED ⓘ |
| FIPSCode | 19-11535 ⓘ |
| GNISFeatureID | 0455493 ⓘ |
| governmentType | mayor–council government ⓘ |
| hasCharacteristic |
rural community
ⓘ
small population ⓘ |
| hasClimate | humid continental climate ⓘ |
| hasLandUse | agricultural area ⓘ |
| hasSettlementType | city ⓘ |
| isInCountrySubdivision | Iowa ⓘ |
| isInCounty | Monona County, Iowa NERFINISHED ⓘ |
| locatedIn |
Midwestern United States
ⓘ
western Iowa ⓘ |
| partOf |
United States Midwest
ⓘ
linked to:
Midwestern United States
|
| postalCode | 51010 ⓘ |
| region | Monona County, Iowa NERFINISHED ⓘ |
| state | Iowa ⓘ |
| stateCode | IA ⓘ |
| timezone |
Central Standard Time
ⓘ
linked to:
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: Castana, Iowa Description of subject: Castana, Iowa is a small rural city located in western Iowa within Monona County.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.