Rock Rapids, Iowa
E79395
Rock Rapids, Iowa is a small city in northwestern Iowa known as the administrative and commercial hub of Lyon County.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Rock Rapids, Iowa canonical | 10 |
| City of Rock Rapids | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T623980 — 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: Rock Rapids, Iowa Context triple: [Lyon County, Iowa, countySeat, Rock Rapids, Iowa]
-
A.
Coralville, Iowa
Coralville, Iowa is a growing suburban city in eastern Iowa, located near Iowa City and known for its shopping centers, recreational amenities, and proximity to the University of Iowa.
-
B.
Cedar Rapids
Cedar Rapids is a 2011 American comedy film starring Ed Helms as a naive insurance agent navigating unexpected misadventures at a regional conference in Iowa.
-
C.
Oakland, Iowa
Oakland, Iowa is a small rural city in southwestern Iowa known for its agricultural community and location along the West Nishnabotna River.
-
D.
Sioux City, Iowa
Sioux City, Iowa is a regional economic and cultural hub in northwestern Iowa located along the Missouri River near the borders of Nebraska and South Dakota.
-
E.
Council Bluffs
Council Bluffs is a city in western Iowa, located along the Missouri River across from Omaha, Nebraska, known historically as a key railroad hub and gateway to the American West.
- 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: Rock Rapids, Iowa Target entity description: Rock Rapids, Iowa is a small city in northwestern Iowa known as the administrative and commercial hub of Lyon County.
-
A.
Coralville, Iowa
Coralville, Iowa is a growing suburban city in eastern Iowa, located near Iowa City and known for its shopping centers, recreational amenities, and proximity to the University of Iowa.
-
B.
Cedar Rapids
Cedar Rapids is a 2011 American comedy film starring Ed Helms as a naive insurance agent navigating unexpected misadventures at a regional conference in Iowa.
-
C.
Oakland, Iowa
Oakland, Iowa is a small rural city in southwestern Iowa known for its agricultural community and location along the West Nishnabotna River.
-
D.
Sioux City, Iowa
Sioux City, Iowa is a regional economic and cultural hub in northwestern Iowa located along the Missouri River near the borders of Nebraska and South Dakota.
-
E.
Council Bluffs
Council Bluffs is a city in western Iowa, located along the Missouri River across from Omaha, Nebraska, known historically as a key railroad hub and gateway to the American West.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
city
ⓘ
county seat ⓘ |
| areaCode | 712 ⓘ |
| borderingState |
Minnesota
ⓘ
South Dakota ⓘ |
| climate | humid continental climate ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| county | Lyon County, Iowa ⓘ |
| FIPSCode | 19-68275 ⓘ |
| GNISFeatureID | 0460615 ⓘ |
| governmentType | mayor–council government ⓘ |
| hasFeature |
Island Park
ⓘ
Lyon County Courthouse ⓘ Rock River bridge ⓘ |
| hasTransportation |
Iowa Highway 9
ⓘ
U.S. Route 75 NERFINISHED ⓘ |
| isCountySeatOf | Lyon County, Iowa ⓘ |
| isInMetropolitanArea | Sioux Falls metropolitan area ⓘ |
| locatedInRegion | northwestern Iowa ⓘ |
| locatedInTimeZone | America/Chicago ⓘ |
| locatedOn | Rock River ⓘ |
| namedFor | Rock River ⓘ |
| partOf |
Great Plains region
ⓘ
linked to:
Great Plains
Midwestern United States ⓘ |
| postalCode | 51246 ⓘ |
| role |
administrative hub of Lyon County, Iowa
ⓘ
commercial hub of Lyon 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: Rock Rapids, Iowa Description of subject: Rock Rapids, Iowa is a small city in northwestern Iowa known as the administrative and commercial hub of Lyon County.
Referenced by (12)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Island Park
subject linked to:
Island Park
linked to: Rock Rapids, Iowa
subject linked to:
Island Park
linked to: Rock Rapids, Iowa