Mercer County, Illinois
E308820
Mercer County, Illinois is a predominantly rural county in western Illinois along the Mississippi River, with Aledo as its county seat.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mercer County, Illinois canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T1989682 — 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: Mercer County, Illinois Context triple: [Louisa County, Iowa, borderedByCounty, Mercer County, Illinois]
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A.
Madison County, Illinois
Madison County, Illinois is a county in southwestern Illinois that forms part of the St. Louis metropolitan area, encompassing a mix of industrial cities, suburbs, and rural communities.
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B.
Pike County, Illinois
Pike County, Illinois is a largely rural county in western Illinois along the Mississippi River, known for its agricultural landscape, historic small towns, and location between the cities of Quincy and Springfield.
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C.
Boone County, Illinois
Boone County, Illinois is a predominantly rural county in northern Illinois known for its agricultural landscape and proximity to the Rockford metropolitan area.
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D.
Stephenson County, Illinois
Stephenson County, Illinois is a county in northern Illinois known for its agricultural landscape, small towns such as Cedarville, and its county seat of Freeport.
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E.
Douglas County, Illinois
Douglas County, Illinois is a small, predominantly rural county in east-central Illinois known for its agricultural landscape and small communities such as Tuscola, its county seat.
- 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: Mercer County, Illinois Target entity description: Mercer County, Illinois is a predominantly rural county in western Illinois along the Mississippi River, with Aledo as its county seat.
-
A.
Madison County, Illinois
Madison County, Illinois is a county in southwestern Illinois that forms part of the St. Louis metropolitan area, encompassing a mix of industrial cities, suburbs, and rural communities.
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B.
Pike County, Illinois
Pike County, Illinois is a largely rural county in western Illinois along the Mississippi River, known for its agricultural landscape, historic small towns, and location between the cities of Quincy and Springfield.
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C.
Boone County, Illinois
Boone County, Illinois is a predominantly rural county in northern Illinois known for its agricultural landscape and proximity to the Rockford metropolitan area.
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D.
Stephenson County, Illinois
Stephenson County, Illinois is a county in northern Illinois known for its agricultural landscape, small towns such as Cedarville, and its county seat of Freeport.
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E.
Douglas County, Illinois
Douglas County, Illinois is a small, predominantly rural county in east-central Illinois known for its agricultural landscape and small communities such as Tuscola, its county seat.
- 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: Mercer County, Illinois Description of subject: Mercer County, Illinois is a predominantly rural county in western Illinois along the Mississippi River, with Aledo as its county seat.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Northern Illinois