Cedar Rapids metropolitan area
E53979
The Cedar Rapids metropolitan area is a regional urban and economic hub in eastern Iowa centered on the city of Cedar Rapids and its surrounding counties.
All labels observed (7)
How this entity was disambiguated
This entity first appeared as the object of triple T329998 — 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: Cedar Rapids metropolitan area Context triple: [Cedar County, Iowa, partOf, Cedar Rapids metropolitan area]
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A.
Iowa City metropolitan area
The Iowa City metropolitan area is a regional urban and economic hub in eastern Iowa centered on the city of Iowa City and its surrounding communities.
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B.
Cedar Falls, Iowa
Cedar Falls, Iowa is a city in northeastern Iowa known for being home to the University of Northern Iowa and a regional center for education and culture.
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C.
West Des Moines, Iowa
West Des Moines, Iowa is a rapidly growing suburban city in the Des Moines metropolitan area known for its strong economy, retail and business centers, and high quality of life.
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D.
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.
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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: Cedar Rapids metropolitan area Target entity description: The Cedar Rapids metropolitan area is a regional urban and economic hub in eastern Iowa centered on the city of Cedar Rapids and its surrounding counties.
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A.
Iowa City metropolitan area
The Iowa City metropolitan area is a regional urban and economic hub in eastern Iowa centered on the city of Iowa City and its surrounding communities.
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B.
Cedar Falls, Iowa
Cedar Falls, Iowa is a city in northeastern Iowa known for being home to the University of Northern Iowa and a regional center for education and culture.
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C.
West Des Moines, Iowa
West Des Moines, Iowa is a rapidly growing suburban city in the Des Moines metropolitan area known for its strong economy, retail and business centers, and high quality of life.
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D.
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.
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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 (46)
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: Cedar Rapids metropolitan area Description of subject: The Cedar Rapids metropolitan area is a regional urban and economic hub in eastern Iowa centered on the city of Cedar Rapids and its surrounding counties.
Referenced by (43)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Eastern Iowa
this entity surface form:
Iowa City–Cedar Rapids corridor
subject surface form:
Eastern Iowa
this entity surface form:
Iowa City–Cedar Rapids corridor
this entity surface form:
Cedar Rapids, Iowa, United States
this entity surface form:
Cedar Rapids metropolitan area region
this entity surface form:
Cedar Rapids metropolitan statistical area
this entity surface form:
Cedar Rapids metropolitan statistical area
this entity surface form:
Cedar Rapids, Iowa metropolitan area
this entity surface form:
Cedar Rapids/Iowa City region
this entity surface form:
Cedar Rapids/Iowa City region
this entity surface form:
Cedar Rapids, Iowa metropolitan area
subject surface form:
Interstate 380 (Iowa)