IL 19
E852621
IL 19 is a major east–west state highway in northeastern Illinois that serves as a key commuter and commercial route through Chicago’s northwest suburbs.
All labels observed (1)
| Label | Occurrences |
|---|---|
| IL 19 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10284213 — 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: IL 19 Context triple: [Illinois Route 19, abbreviation, IL 19]
-
A.
IL 50
IL 50 is a north–south state highway in Illinois that runs through the Chicago metropolitan area and several northeastern Illinois communities.
-
B.
IL 56
IL 56 is a state highway in Illinois that runs through the western suburbs of Chicago, connecting communities in DuPage and Kane counties.
-
C.
IL 43
IL 43 is a major north–south state highway in northeastern Illinois that runs through Chicago’s western suburbs, serving as a key arterial route for local and commuter traffic.
-
D.
IL 47
IL 47 is a major north–south state highway in Illinois that connects several suburban and rural communities across the state.
-
E.
IL 83
IL 83 is a major north–south state highway in northeastern Illinois that serves as a key suburban arterial route through the Chicago metropolitan area.
- 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: IL 19 Target entity description: IL 19 is a major east–west state highway in northeastern Illinois that serves as a key commuter and commercial route through Chicago’s northwest suburbs.
-
A.
IL 50
IL 50 is a north–south state highway in Illinois that runs through the Chicago metropolitan area and several northeastern Illinois communities.
-
B.
IL 56
IL 56 is a state highway in Illinois that runs through the western suburbs of Chicago, connecting communities in DuPage and Kane counties.
-
C.
IL 43
IL 43 is a major north–south state highway in northeastern Illinois that runs through Chicago’s western suburbs, serving as a key arterial route for local and commuter traffic.
-
D.
IL 47
IL 47 is a major north–south state highway in Illinois that connects several suburban and rural communities across the state.
-
E.
IL 83
IL 83 is a major north–south state highway in northeastern Illinois that serves as a key suburban arterial route through the Chicago metropolitan area.
- F. None of above. chosen
Statements (26)
| Predicate | Object |
|---|---|
| instanceOf | state highway ⓘ |
| abbreviation | IL 19 ⓘ |
| alsoKnownAs |
Elgin–O’Hare corridor route (informal context)
ⓘ
Irving Park Road ⓘ |
| connects | suburban communities to Chicago ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| function |
commercial route
ⓘ
commuter route ⓘ |
| hasDirectionA | West ⓘ |
| hasDirectionB | East ⓘ |
| highwayType | Illinois state route ⓘ |
| locatedInTimeZone | Central Time Zone ⓘ |
| maintainedBy | Illinois Department of Transportation ⓘ |
| orientation | east–west ⓘ |
| partOf | Illinois state highway system ⓘ |
| passesThrough |
Cook County, Illinois
ⓘ
DuPage County, Illinois ⓘ Kane County, Illinois ⓘ |
| region |
northeastern Illinois
ⓘ
linked to:
Northeastern Illinois
|
| roadClass | primary arterial road ⓘ |
| roadNumber | 19 ⓘ |
| serves |
Chicago metropolitan area
ⓘ
Chicago’s northwest suburbs ⓘ |
| state | Illinois ⓘ |
| usedFor |
daily commuting
ⓘ
freight and commercial traffic ⓘ |
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: IL 19 Description of subject: IL 19 is a major east–west state highway in northeastern Illinois that serves as a key commuter and commercial route through Chicago’s northwest suburbs.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.