Rosemont station (CTA Blue Line)
E628483
Rosemont station (CTA Blue Line) is a Chicago Transit Authority rapid transit station on the Blue Line that serves the village of Rosemont near O'Hare International Airport.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Rosemont station (CTA Blue Line) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6918638 — 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: Rosemont station (CTA Blue Line) Context triple: [Rosemont, Illinois, hasPublicTransit, Rosemont station (CTA Blue Line)]
-
A.
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.
-
B.
Howard station (CTA Red Line)
Howard station (CTA Red Line) is a major Chicago Transit Authority rail terminal on the city’s North Side that serves as an interchange between the Red, Purple, and Yellow Lines.
-
C.
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.
-
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.
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E.
Belmont station (CTA Blue Line)
Belmont station (CTA Blue Line) is an elevated Chicago Transit Authority rapid transit stop on the Blue Line serving the Avondale neighborhood on the city's Northwest Side.
- 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: Rosemont station (CTA Blue Line) Target entity description: Rosemont station (CTA Blue Line) is a Chicago Transit Authority rapid transit station on the Blue Line that serves the village of Rosemont near O'Hare International Airport.
-
A.
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.
-
B.
Howard station (CTA Red Line)
Howard station (CTA Red Line) is a major Chicago Transit Authority rail terminal on the city’s North Side that serves as an interchange between the Red, Purple, and Yellow Lines.
-
C.
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.
-
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.
Belmont station (CTA Blue Line)
Belmont station (CTA Blue Line) is an elevated Chicago Transit Authority rapid transit stop on the Blue Line serving the Avondale neighborhood on the city's Northwest Side.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
railway station in the United States
ⓘ
rapid transit station ⓘ |
| accessible | yes ⓘ |
| bicycleFacilities | yes ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| fareSystem | Ventra ⓘ |
| fareZone | CTA system flat fare ⓘ |
| followingStationOnLine | O'Hare station (CTA Blue Line) NERFINISHED ⓘ |
| hasBusConnections | yes ⓘ |
| locatedIn |
Cook County, Illinois
ⓘ
Illinois ⓘ Rosemont, Illinois NERFINISHED ⓘ United States of America ⓘ
surface form:
United States
|
| near | O'Hare International Airport NERFINISHED ⓘ |
| numberOfPlatforms | 1 ⓘ |
| numberOfTracks | 2 ⓘ |
| operator | Chicago Transit Authority ⓘ |
| ownedBy | Chicago Transit Authority ⓘ |
| parkAndRide | yes ⓘ |
| parkingAvailable | yes ⓘ |
| partOf | Chicago 'L' NERFINISHED ⓘ |
| platformConfiguration | island platform ⓘ |
| precedingStationOnLine | Cumberland station (CTA Blue Line) NERFINISHED ⓘ |
| railwayLine | Blue Line (CTA) NERFINISHED ⓘ |
| serves | village of Rosemont ⓘ |
| servesAirportArea | O'Hare International Airport area NERFINISHED ⓘ |
| servesLineSection | O'Hare branch of the Blue Line NERFINISHED ⓘ |
| structureType | elevated station ⓘ |
| transitSystem | Chicago Transit Authority 'L' rapid transit system NERFINISHED ⓘ |
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: Rosemont station (CTA Blue Line) Description of subject: Rosemont station (CTA Blue Line) is a Chicago Transit Authority rapid transit station on the Blue Line that serves the village of Rosemont near O'Hare International Airport.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.