northern Illinois
E166416
Northern Illinois is a region of the U.S. state of Illinois that includes the area around Rockford and the far north counties bordering Wisconsin.
All labels observed (8)
| Label | Occurrences |
|---|---|
| northern Illinois canonical | 36 |
| Northern Illinois | 35 |
| northwestern Illinois | 2 |
| Fox River region | 1 |
| Fox Valley area of Illinois | 1 |
| Fox Valley region | 1 |
| North Central Illinois | 1 |
| north-central Illinois | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1439440 — 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: northern Illinois Context triple: [Cedarville, Illinois, United States, locatedInRegion, northern Illinois]
-
A.
Central Illinois
Central Illinois is a predominantly rural and small-city region in the middle of the U.S. state of Illinois, characterized by its agricultural economy and mid-sized urban centers such as Peoria, Bloomington-Normal, and Champaign-Urbana.
-
B.
Northeastern Illinois
Northeastern Illinois is a metropolitan region of Illinois that includes the Chicago area and its surrounding counties, serving as a major hub for transportation, commerce, and culture in the Midwest.
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C.
Quad Cities (Illinois portion)
Quad Cities (Illinois portion) refers to the Illinois side of the bi-state Quad Cities metropolitan area along the Mississippi River, primarily including the cities of Rock Island, Moline, and East Moline.
-
D.
northwestern Cook County, Illinois
Northwestern Cook County, Illinois is a suburban region of the Chicago metropolitan area characterized by residential communities, commercial centers, and villages such as Schaumburg.
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E.
Champaign–Urbana–Rantoul metropolitan area
The Champaign–Urbana–Rantoul metropolitan area is a central Illinois urban region anchored by the twin cities of Champaign and Urbana, known for housing the University of Illinois at Urbana–Champaign and serving as an educational, technological, and agricultural hub.
- 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: northern Illinois Target entity description: Northern Illinois is a region of the U.S. state of Illinois that includes the area around Rockford and the far north counties bordering Wisconsin.
-
A.
Central Illinois
Central Illinois is a predominantly rural and small-city region in the middle of the U.S. state of Illinois, characterized by its agricultural economy and mid-sized urban centers such as Peoria, Bloomington-Normal, and Champaign-Urbana.
-
B.
Northeastern Illinois
Northeastern Illinois is a metropolitan region of Illinois that includes the Chicago area and its surrounding counties, serving as a major hub for transportation, commerce, and culture in the Midwest.
-
C.
Quad Cities (Illinois portion)
Quad Cities (Illinois portion) refers to the Illinois side of the bi-state Quad Cities metropolitan area along the Mississippi River, primarily including the cities of Rock Island, Moline, and East Moline.
-
D.
northwestern Cook County, Illinois
Northwestern Cook County, Illinois is a suburban region of the Chicago metropolitan area characterized by residential communities, commercial centers, and villages such as Schaumburg.
-
E.
Champaign–Urbana–Rantoul metropolitan area
The Champaign–Urbana–Rantoul metropolitan area is a central Illinois urban region anchored by the twin cities of Champaign and Urbana, known for housing the University of Illinois at Urbana–Champaign and serving as an educational, technological, and agricultural hub.
- F. None of above. chosen
Statements (52)
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: northern Illinois Description of subject: Northern Illinois is a region of the U.S. state of Illinois that includes the area around Rockford and the far north counties bordering Wisconsin.
Referenced by (78)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Riverwoods, Illinois
this entity surface form:
Northern Illinois
this entity surface form:
Northern Illinois
this entity surface form:
North Central Illinois
this entity surface form:
Northern Illinois
this entity surface form:
Northern Illinois
this entity surface form:
Northern Illinois
this entity surface form:
north-central Illinois
this entity surface form:
Northern Illinois
this entity surface form:
Northern Illinois
subject surface form:
Sterling, Illinois
this entity surface form:
Northern Illinois
this entity surface form:
Northern Illinois
this entity surface form:
Northern Illinois
this entity surface form:
Northern Illinois