Johnson County
E213700
Johnson County is a county in eastern Iowa that includes Iowa City, home to the University of Iowa and a major regional center for education and healthcare.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Johnson County canonical | 3 |
| Johnson County metropolitan area | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1847721 — 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: Johnson County Context triple: [Iowa City Council, locatedInAdministrativeTerritory, Johnson County]
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A.
Johnson County, Kansas
Johnson County, Kansas is a populous suburban county in the Kansas City metropolitan area known for its affluent communities, strong public schools, and robust local economy.
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B.
Shawnee County, Kansas
Shawnee County, Kansas is a county in northeastern Kansas that includes the state capital, Topeka, as its county seat and largest city.
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C.
Douglas County
Douglas County is a county in western Nevada known for encompassing part of the Lake Tahoe region and serving as a key residential and recreational area near Carson City and the California border.
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D.
Cole County
Cole County was the former name of what is now Union County in the southeastern part of South Dakota.
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E.
Butler County
Butler County is a county in western Pennsylvania, north of Pittsburgh, known for its mix of suburban communities, rural landscapes, and growing industrial and service sectors.
- 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: Johnson County Target entity description: Johnson County is a county in eastern Iowa that includes Iowa City, home to the University of Iowa and a major regional center for education and healthcare.
-
A.
Johnson County, Kansas
Johnson County, Kansas is a populous suburban county in the Kansas City metropolitan area known for its affluent communities, strong public schools, and robust local economy.
-
B.
Shawnee County, Kansas
Shawnee County, Kansas is a county in northeastern Kansas that includes the state capital, Topeka, as its county seat and largest city.
-
C.
Douglas County
Douglas County is a county in western Nevada known for encompassing part of the Lake Tahoe region and serving as a key residential and recreational area near Carson City and the California border.
-
D.
Cole County
Cole County was the former name of what is now Union County in the southeastern part of South Dakota.
-
E.
Butler County
Butler County is a county in western Pennsylvania, north of Pittsburgh, known for its mix of suburban communities, rural landscapes, and growing industrial and service sectors.
- F. None of above. chosen
Statements (48)
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: Johnson County Description of subject: Johnson County is a county in eastern Iowa that includes Iowa City, home to the University of Iowa and a major regional center for education and healthcare.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Iowa City
this entity surface form:
Johnson County metropolitan area