Belmont station (CTA Red Line)
E124934
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.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Belmont station (CTA Red Line) canonical | 1 |
| Belmont station (Chicago "L") | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T831963 — 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: Belmont station (CTA Red Line) Context triple: [Addison station (CTA Red Line), hasAdjacentStation, Belmont station (CTA Red Line)]
-
A.
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.
-
B.
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.
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C.
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.
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D.
Kedzie station (CTA Orange Line)
Kedzie station (CTA Orange Line) is an elevated rapid transit stop on Chicago's Orange Line serving the Southwest Side neighborhood of Brighton Park.
-
E.
Midway station (CTA)
Midway station (CTA) is the Chicago Transit Authority rapid transit terminal serving Midway International Airport on 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: Belmont station (CTA Red Line) Target entity description: 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.
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
Kedzie station (CTA Orange Line)
Kedzie station (CTA Orange Line) is an elevated rapid transit stop on Chicago's Orange Line serving the Southwest Side neighborhood of Brighton Park.
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E.
Midway station (CTA)
Midway station (CTA) is the Chicago Transit Authority rapid transit terminal serving Midway International Airport on the Orange Line.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Chicago "L" station
ⓘ
rapid transit station ⓘ transportation hub ⓘ |
| electrification | third rail ⓘ |
| fareControlLocation | station house under tracks ⓘ |
| fareGatesType | turnstiles ⓘ |
| fareSystem | Ventra ⓘ |
| formerOperator |
Chicago Rapid Transit Company
ⓘ
Northwestern Elevated Railroad ⓘ |
| hasAccessibility | accessible for people with disabilities ⓘ |
| hasArt | public art installations ⓘ |
| hasBicycleFacilities | yes ⓘ |
| hasBusConnections | CTA bus routes on Belmont Avenue ⓘ |
| hasCanopy | metal and glass canopy structures ⓘ |
| hasCustomerAssistance | customer assistant booth ⓘ |
| hasElevator | elevators for accessibility ⓘ |
| hasEmergencyEquipment | emergency call boxes ⓘ |
| hasEscalator | escalators between concourse and platforms ⓘ |
| hasLighting | platform lighting ⓘ |
| hasOverpass | pedestrian overpass between platforms ⓘ |
| hasPlatformType |
island platform
ⓘ
side platform ⓘ |
| hasRebuilt | underwent major reconstruction in the 2000s ⓘ |
| hasSecurity | CCTV surveillance ⓘ |
| hasShelter | canopies over platforms ⓘ |
| hasSignage | CTA standard signage ⓘ |
| hasStairs | stairs from street to platforms ⓘ |
| hasTransfer | in-system transfer between Red, Brown, and Purple Lines ⓘ |
| isMajorTransferPoint | yes ⓘ |
| locatedIn |
Chicago, Illinois, United States
ⓘ
surface form:
Chicago, Illinois
Lakeview, Chicago ⓘ United States of America ⓘ
surface form:
United States
|
| nearbyIntersection | Belmont Avenue and Sheffield Avenue ⓘ |
| neighborhoodServed | Lakeview ⓘ |
| numberOfPlatforms | 3 ⓘ |
| numberOfTracks | 4 ⓘ |
| opened | 1900 ⓘ |
| operator | Chicago Transit Authority ⓘ |
| ownedBy | Chicago Transit Authority ⓘ |
| partOfSystem | Chicago "L" ⓘ |
| servedByLine |
Brown Line
ⓘ
surface form:
Brown Line (CTA)
Purple Line (CTA) ⓘ Red Line (Chicago "L") ⓘ
surface form:
Red Line (CTA)
|
| servedByService |
Purple Line Express
ⓘ
surface form:
Purple Line Express (CTA)
|
| servesCommutersFrom | North Side of Chicago ⓘ |
| structureType | elevated station ⓘ |
| ticketingSystem | automated vending machines ⓘ |
| zoneSystem | flat-fare urban system ⓘ |
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: Belmont station (CTA Red Line) Description of subject: 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.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Belmont station (Chicago "L")