Monroe station (Red Line)
E364273
Monroe station (Red Line) is an underground Chicago 'L' rapid transit station in the Loop, serving the Red Line beneath State Street.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Monroe station (Red Line) canonical | 6 |
| Monroe station (CTA Blue Line) | 1 |
| Monroe station (CTA Red Line) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3521201 — 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: Monroe station (Red Line) Context triple: [Lake station, hasAdjacentStation, Monroe station (Red Line)]
-
A.
Belmont station (CTA Red Line)
Belmont station (CTA Red Line) is a major Chicago 'L' rapid transit hub in the Lakeview neighborhood where the Red, Brown, and Purple Lines converge.
-
B.
Addison station (CTA Red Line)
Addison station (CTA Red Line) is a Chicago 'L' rapid transit stop on the Red Line located in the Lakeview neighborhood, best known for serving fans attending games and events at nearby Wrigley Field.
-
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.
Quincy station (CTA)
Quincy station (CTA) is a historic elevated rapid transit stop in downtown Chicago’s Loop, known for its preserved 19th-century architecture and service to multiple ‘L’ lines including the Orange 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: Monroe station (Red Line) Target entity description: Monroe station (Red Line) is an underground Chicago 'L' rapid transit station in the Loop, serving the Red Line beneath State Street.
-
A.
Belmont station (CTA Red Line)
Belmont station (CTA Red Line) is a major Chicago 'L' rapid transit hub in the Lakeview neighborhood where the Red, Brown, and Purple Lines converge.
-
B.
Addison station (CTA Red Line)
Addison station (CTA Red Line) is a Chicago 'L' rapid transit stop on the Red Line located in the Lakeview neighborhood, best known for serving fans attending games and events at nearby Wrigley Field.
-
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.
Quincy station (CTA)
Quincy station (CTA) is a historic elevated rapid transit stop in downtown Chicago’s Loop, known for its preserved 19th-century architecture and service to multiple ‘L’ lines including the Orange Line.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Chicago "L" station
ⓘ
rapid transit station ⓘ underground railway station ⓘ |
| fareCollection | proof-of-payment at turnstiles ⓘ |
| fareControlType | turnstiles ⓘ |
| fareSystem | Ventra ⓘ |
| hasAccessibility | partially accessible ⓘ |
| hasAdjacentStation |
Jackson station (Red Line)
ⓘ
Lake station (Red Line) ⓘ
linked to:
Lake (CTA Red Line station)
|
| hasBicycleFacilities | no dedicated bicycle parking ⓘ |
| hasCanopy | subterranean ceiling instead of surface canopy ⓘ |
| hasConnections | CTA bus services nearby ⓘ |
| hasEntranceNear |
Adams Street
ⓘ
Monroe Street ⓘ |
| hasEntranceOn | State Street ⓘ |
| hasLighting | fluorescent lighting on platforms ⓘ |
| hasSeating | benches on platform ⓘ |
| hasService | 24-hour Red Line service ⓘ |
| hasSignage | CTA standard wayfinding signs ⓘ |
| hasTicketing | automated vending machines ⓘ |
| hasTransferTo | Monroe station (Blue Line) ⓘ |
| hasTransferType | out-of-system transfer ⓘ |
| locatedIn |
Chicago Loop
ⓘ
Chicago, Illinois ⓘ
linked to:
Chicago, Illinois, United States
United States ⓘ
linked to:
United States of America
|
| locatedInTunnel | State Street Subway ⓘ |
| locatedUnder | State Street ⓘ |
| numberOfPlatforms | 1 ⓘ |
| numberOfTracks | 2 ⓘ |
| openingYear | 1943 ⓘ |
| operatedBy | Chicago Transit Authority ⓘ |
| ownedBy | Chicago Transit Authority ⓘ |
| partOf |
State Street subway project
ⓘ
linked to:
State Street Subway
|
| partOfSystem | Chicago "L" ⓘ |
| platformType | island platform ⓘ |
| safetyFeatures |
CCTV surveillance
ⓘ
emergency intercoms ⓘ fire detection systems ⓘ |
| servedByLine |
Red Line (CTA)
ⓘ
linked to:
Red Line (Chicago "L")
|
| servesArea |
Chicago Loop business district
ⓘ
linked to:
Chicago Loop
downtown Chicago ⓘ
linked to:
Downtown Chicago area
|
| servesCommutersFrom | North Side of Chicago via Red Line ⓘ |
| servesCommutersTo | South Side of Chicago via Red Line ⓘ |
| servesMode | rapid transit ⓘ |
| structureType | subway station ⓘ |
| ticketingSystem |
contactless smart card
ⓘ
magnetic stripe tickets ⓘ |
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: Monroe station (Red Line) Description of subject: Monroe station (Red Line) is an underground Chicago 'L' rapid transit station in the Loop, serving the Red Line beneath State Street.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Jackson station
linked to: Monroe station (Red Line)
subject linked to:
Jackson station
linked to: Monroe station (Red Line)