Illinois Route 21
E465017
Illinois Route 21 is a state highway in northeastern Illinois that runs through several suburbs north of Chicago, including Lincolnshire.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Illinois Route 21 canonical | 12 |
How this entity was disambiguated
This entity first appeared as the object of triple T4601298 — 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 Route 21 Context triple: [Lincolnshire, Illinois, traversedBy, Illinois Route 21]
-
A.
Illinois Route 17
Illinois Route 17 is an east–west state highway in northern Illinois that runs across multiple counties, connecting rural communities and regional routes.
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B.
Illinois Route 22
Illinois Route 22 is an east–west state highway in northeastern Illinois that connects several suburbs northwest of Chicago.
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C.
Illinois Route 31
Illinois Route 31 is a north–south state highway in northeastern Illinois that runs along the Fox River corridor, connecting multiple communities in McHenry and Kane counties.
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D.
Illinois Route 19
Illinois Route 19 is an east–west state highway in northeastern Illinois that runs through Chicago’s northwest suburbs and serves as a major arterial route for local and commuter traffic.
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E.
Illinois Route 25
Illinois Route 25 is a state highway in northeastern Illinois that runs along the east side of the Fox River, connecting several communities including Aurora and Elgin.
- 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 Route 21 Target entity description: Illinois Route 21 is a state highway in northeastern Illinois that runs through several suburbs north of Chicago, including Lincolnshire.
-
A.
Illinois Route 17
Illinois Route 17 is an east–west state highway in northern Illinois that runs across multiple counties, connecting rural communities and regional routes.
-
B.
Illinois Route 22
Illinois Route 22 is an east–west state highway in northeastern Illinois that connects several suburbs northwest of Chicago.
-
C.
Illinois Route 31
Illinois Route 31 is a north–south state highway in northeastern Illinois that runs along the Fox River corridor, connecting multiple communities in McHenry and Kane counties.
-
D.
Illinois Route 19
Illinois Route 19 is an east–west state highway in northeastern Illinois that runs through Chicago’s northwest suburbs and serves as a major arterial route for local and commuter traffic.
-
E.
Illinois Route 25
Illinois Route 25 is a state highway in northeastern Illinois that runs along the east side of the Fox River, connecting several communities including Aurora and Elgin.
- F. None of above. chosen
Statements (39)
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 Route 21 Description of subject: Illinois Route 21 is a state highway in northeastern Illinois that runs through several suburbs north of Chicago, including Lincolnshire.
Referenced by (12)
Full triples — surface form annotated when it differs from this entity's canonical label.