Cermak station (Green Line)
E450306
Cermak station (Green Line) was a former Chicago 'L' rapid transit station on the Green Line that once served the Near South Side before being closed and later replaced by Cermak–McCormick Place station.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Cermak station (Green Line) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4536055 — 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: Cermak station (Green Line) Context triple: [Cermak–McCormick Place station, replaced, Cermak station (Green Line)]
-
A.
Halsted (Green Line) station
Halsted (Green Line) station is an elevated Chicago 'L' rapid transit stop on the Green Line located in the Englewood neighborhood on Chicago’s South Side.
-
B.
54th/Cermak station
54th/Cermak station is a Chicago 'L' rapid transit stop in Cicero, Illinois, serving as the western terminal of the CTA Pink Line.
-
C.
Pulaski station (CTA Orange Line)
Pulaski station (CTA Orange Line) is an elevated rapid transit stop on Chicago’s Orange Line serving the West Elsdon neighborhood near Midway Airport.
-
D.
Oak Park station (Blue Line)
Oak Park station (Blue Line) is an elevated Chicago Transit Authority rapid transit stop in Oak Park, Illinois, serving the Forest Park branch of the Blue Line.
-
E.
Sheridan station (CTA Red Line)
Sheridan station (CTA Red Line) is an elevated Chicago Transit Authority rapid transit stop in the Wrigleyville/Lakeview area serving the Red Line.
- 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: Cermak station (Green Line) Target entity description: Cermak station (Green Line) was a former Chicago 'L' rapid transit station on the Green Line that once served the Near South Side before being closed and later replaced by Cermak–McCormick Place station.
-
A.
Halsted (Green Line) station
Halsted (Green Line) station is an elevated Chicago 'L' rapid transit stop on the Green Line located in the Englewood neighborhood on Chicago’s South Side.
-
B.
54th/Cermak station
54th/Cermak station is a Chicago 'L' rapid transit stop in Cicero, Illinois, serving as the western terminal of the CTA Pink Line.
-
C.
Pulaski station (CTA Orange Line)
Pulaski station (CTA Orange Line) is an elevated rapid transit stop on Chicago’s Orange Line serving the West Elsdon neighborhood near Midway Airport.
-
D.
Oak Park station (Blue Line)
Oak Park station (Blue Line) is an elevated Chicago Transit Authority rapid transit stop in Oak Park, Illinois, serving the Forest Park branch of the Blue Line.
-
E.
Sheridan station (CTA Red Line)
Sheridan station (CTA Red Line) is an elevated Chicago Transit Authority rapid transit stop in the Wrigleyville/Lakeview area serving the Red Line.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
Chicago "L" station
ⓘ
former rapid transit station ⓘ |
| adjacentTo | Cermak Road NERFINISHED ⓘ |
| closureReason | service reconfiguration on Green Line ⓘ |
| country | United States of America ⓘ |
| fareSystem | Ventra ⓘ |
| fareZoneSystem | flat fare (CTA) ⓘ |
| locatedInArea | Near South Side, Chicago NERFINISHED ⓘ |
| locatedInCity | Chicago NERFINISHED ⓘ |
| locatedInState | Illinois NERFINISHED ⓘ |
| locatedInTransportSystem | Chicago "L" NERFINISHED ⓘ |
| locatedOn | South Side Elevated NERFINISHED ⓘ |
| namedAfter | Cermak Road NERFINISHED ⓘ |
| numberOfTracks | 2 ⓘ |
| operator | Chicago Transit Authority ⓘ |
| owner | Chicago Transit Authority ⓘ |
| partOfNetwork | Chicago Transit Authority rail system NERFINISHED ⓘ |
| platformConfiguration | island platform ⓘ |
| publicTransportType | rapid transit station ⓘ |
| railwayLine | Green Line (CTA) NERFINISHED ⓘ |
| replacedBy | Cermak–McCormick Place station NERFINISHED ⓘ |
| replacedFunction | access to Near South Side on Green Line ⓘ |
| servedBranch | South Side Main Line NERFINISHED ⓘ |
| servedLine | Green Line (CTA) NERFINISHED ⓘ |
| servedNeighborhood | Near South Side, Chicago NERFINISHED ⓘ |
| status | closed ⓘ |
| structureType | elevated station ⓘ |
| successorStation | Cermak–McCormick Place station NERFINISHED ⓘ |
| transportMode | rail ⓘ |
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: Cermak station (Green Line) Description of subject: Cermak station (Green Line) was a former Chicago 'L' rapid transit station on the Green Line that once served the Near South Side before being closed and later replaced by Cermak–McCormick Place station.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.