Illinois metropolitan areas
E372641
Illinois metropolitan areas are the officially defined urban and surrounding regions within the state of Illinois that encompass its major cities and their economic, social, and commuting zones.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Illinois metropolitan areas canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T3624614 — 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: Illinois metropolitan areas Context triple: [Bloomington–Normal metropolitan area, partOf, Illinois metropolitan areas]
-
A.
Illinois–Indiana–Kentucky tri-state area
The Illinois–Indiana–Kentucky tri-state area is a regional metropolitan zone in the Midwestern and Southern United States centered around the city of Evansville and spanning portions of these three neighboring states.
-
B.
Chicago metropolitan area
The Chicago metropolitan area is a major U.S. urban and economic region centered on the city of Chicago, encompassing numerous surrounding suburbs across northeastern Illinois and parts of neighboring states.
-
C.
Peoria metropolitan area
The Peoria metropolitan area is a regional urban and economic center in central Illinois anchored by the city of Peoria and its surrounding communities.
-
D.
northern Illinois
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.
-
E.
Springfield metropolitan area
The Springfield metropolitan area is a regional urban and economic hub in western New England centered on the city of Springfield, Massachusetts.
- 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: Illinois metropolitan areas Target entity description: Illinois metropolitan areas are the officially defined urban and surrounding regions within the state of Illinois that encompass its major cities and their economic, social, and commuting zones.
-
A.
Illinois–Indiana–Kentucky tri-state area
The Illinois–Indiana–Kentucky tri-state area is a regional metropolitan zone in the Midwestern and Southern United States centered around the city of Evansville and spanning portions of these three neighboring states.
-
B.
Chicago metropolitan area
The Chicago metropolitan area is a major U.S. urban and economic region centered on the city of Chicago, encompassing numerous surrounding suburbs across northeastern Illinois and parts of neighboring states.
-
C.
Peoria metropolitan area
The Peoria metropolitan area is a regional urban and economic center in central Illinois anchored by the city of Peoria and its surrounding communities.
-
D.
northern Illinois
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.
-
E.
Springfield metropolitan area
The Springfield metropolitan area is a regional urban and economic hub in western New England centered on the city of Springfield, Massachusetts.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf | metropolitan statistical area grouping ⓘ |
| characterizedBy |
commuting ties to core cities
ⓘ
high population density ⓘ integrated labor markets ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| definedBy |
Office of Management and Budget
ⓘ
surface form:
United States Office of Management and Budget
|
| demographicRegionOf | Midwestern United States ⓘ |
| economicRegionOf | Midwestern United States ⓘ |
| governedUnder | federal statistical area standards ⓘ |
| hasLargestMember | Chicago metropolitan area ⓘ |
| hasPart |
Bloomington–Normal metropolitan area
ⓘ
surface form:
Bloomington metropolitan area
Cape Girardeau, Missouri ⓘ
surface form:
Cape Girardeau metropolitan area
Carbondale–Marion metropolitan area ⓘ Champaign–Urbana–Rantoul metropolitan area ⓘ
surface form:
Champaign–Urbana metropolitan area
Chicago metropolitan area ⓘ Davenport–Moline–Rock Island metropolitan area ⓘ Decatur, Illinois ⓘ
surface form:
Decatur metropolitan area
Dubuque metropolitan area region ⓘ
surface form:
Dubuque metropolitan area
Kankakee metropolitan area ⓘ Paducah micropolitan area ⓘ
surface form:
Paducah metropolitan area
Peoria metropolitan area ⓘ Quad Cities metropolitan area ⓘ Rockford metropolitan area ⓘ Springfield metropolitan area ⓘ St. Louis metropolitan area ⓘ St. Louis–Illinois portion ⓘ |
| includePrincipalCities |
Bloomington, Illinois
ⓘ
surface form:
Bloomington
City of Champaign ⓘ
surface form:
Champaign
Chicago ⓘ Decatur, Illinois ⓘ
surface form:
Decatur
Kankakee ⓘ Peoria metropolitan area ⓘ
surface form:
Peoria
Rockford, Illinois ⓘ
surface form:
Rockford
Springfield ⓘ Urbana ⓘ |
| includes |
surrounding counties
ⓘ
urban core counties ⓘ |
| language | English ⓘ |
| locatedIn |
Illinois
ⓘ
United States of America ⓘ
surface form:
United States
|
| subclassOf | metropolitan statistical areas in the United States ⓘ |
| timeZone | Central Time Zone ⓘ |
| updatedBy |
Office of Management and Budget
ⓘ
surface form:
Office of Management and Budget bulletins
|
| usedBy |
Bureau of the Census
ⓘ
surface form:
United States Census Bureau
|
| usedFor |
commuting pattern analysis
ⓘ
economic analysis ⓘ federal program administration ⓘ statistical purposes ⓘ |
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: Illinois metropolitan areas Description of subject: Illinois metropolitan areas are the officially defined urban and surrounding regions within the state of Illinois that encompass its major cities and their economic, social, and commuting zones.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.