Logan Square station
E618057
Logan Square station is a Chicago Transit Authority Blue Line rapid transit station located in the Logan Square neighborhood of Chicago.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Logan Square station canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6763702 — 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: Logan Square station Context triple: [Logan Square, Chicago, servedByTransit, Logan Square station]
-
A.
Chicago (Brown Line) station
Chicago (Brown Line) station is an 'L' rapid transit stop in Chicago, Illinois, serving the CTA's Brown Line trains.
-
B.
North/Clybourn station
North/Clybourn station is a Chicago "L" rapid transit stop on the Red Line located near the intersection of North Avenue and Clybourn Avenue on the city's Near North Side.
-
C.
Chicago/Franklin station (Chicago "L")
Chicago/Franklin station was a former elevated rapid transit stop on Chicago’s "L" system that operated on the North Side main line near the city’s River North area.
-
D.
Washington/Wabash station (CTA)
Washington/Wabash station (CTA) is an elevated Chicago 'L' station in the Loop serving the Brown, Green, Orange, Pink, and Purple Lines.
-
E.
Clark/Lake station (CTA)
Clark/Lake station (CTA) is a major elevated and subway transfer station in downtown Chicago’s Loop, serving multiple Chicago 'L' lines and providing convenient access to nearby civic and commercial destinations.
- 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: Logan Square station Target entity description: Logan Square station is a Chicago Transit Authority Blue Line rapid transit station located in the Logan Square neighborhood of Chicago.
-
A.
Chicago (Brown Line) station
Chicago (Brown Line) station is an 'L' rapid transit stop in Chicago, Illinois, serving the CTA's Brown Line trains.
-
B.
North/Clybourn station
North/Clybourn station is a Chicago "L" rapid transit stop on the Red Line located near the intersection of North Avenue and Clybourn Avenue on the city's Near North Side.
-
C.
Chicago/Franklin station (Chicago "L")
Chicago/Franklin station was a former elevated rapid transit stop on Chicago’s "L" system that operated on the North Side main line near the city’s River North area.
-
D.
Washington/Wabash station (CTA)
Washington/Wabash station (CTA) is an elevated Chicago 'L' station in the Loop serving the Brown, Green, Orange, Pink, and Purple Lines.
-
E.
Clark/Lake station (CTA)
Clark/Lake station (CTA) is a major elevated and subway transfer station in downtown Chicago’s Loop, serving multiple Chicago 'L' lines and providing convenient access to nearby civic and commercial destinations.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
railway station in the United States
ⓘ
rapid transit station ⓘ |
| accessible | yes ⓘ |
| cityServed | Chicago NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| electrification | third rail ⓘ |
| fareGatesLocation | station mezzanine ⓘ |
| fareSystem | Ventra ⓘ |
| fareZoneSystem | flat fare (CTA) ⓘ |
| hasArtwork | public art installations ⓘ |
| hasBicycleFacilities | yes ⓘ |
| hasConnection | CTA bus service ⓘ |
| hasElevators | yes ⓘ |
| hasEmergencyExits | yes ⓘ |
| hasEscalators | yes ⓘ |
| hasLighting | artificial station lighting ⓘ |
| hasParking | no dedicated park-and-ride lot ⓘ |
| hasPublicAddressSystem | yes ⓘ |
| hasRealTimeInformationDisplays | yes ⓘ |
| hasSeating | benches on platform ⓘ |
| hasShelter | underground platform canopy ⓘ |
| hasSignage | CTA standard signage ⓘ |
| hasStairs | yes ⓘ |
| hasUndergroundSections | yes ⓘ |
| locatedIn |
Chicago, Illinois, United States
ⓘ
surface form:
Chicago
Illinois ⓘ Logan Square, Chicago NERFINISHED ⓘ United States of America ⓘ
surface form:
United States
|
| numberOfPlatforms | 1 ⓘ |
| numberOfTracks | 2 ⓘ |
| operatedBy | Chicago Transit Authority NERFINISHED ⓘ |
| ownedBy | Chicago Transit Authority ⓘ |
| partOfLine | Blue Line (CTA) NERFINISHED ⓘ |
| partOfSystem | Chicago 'L' NERFINISHED ⓘ |
| platformType | island platform ⓘ |
| primaryLanguageOfSignage | English ⓘ |
| safetyFeatures |
CCTV surveillance
ⓘ
emergency intercoms ⓘ |
| servedBy | O'Hare branch of the Blue Line NERFINISHED ⓘ |
| servesMode | rapid transit ⓘ |
| servesNeighborhood | Logan Square neighborhood NERFINISHED ⓘ |
| state | Illinois ⓘ |
| structureType | subway station ⓘ |
| symbol | 'L' blue line icon ⓘ |
| ticketBarrierType | turnstiles ⓘ |
| ticketing | automated vending machines ⓘ |
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: Logan Square station Description of subject: Logan Square station is a Chicago Transit Authority Blue Line rapid transit station located in the Logan Square neighborhood of Chicago.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.