Grand station (Red Line)
E364274
Grand station (Red Line) is a Chicago 'L' rapid transit station on the Red Line located in the city's Near North Side, serving the busy River North and Magnificent Mile areas.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Grand station (Red Line) canonical | 3 |
| Grand (CTA Red Line station) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3521202 — 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: Grand station (Red Line) Context triple: [Lake station, hasAdjacentStation, Grand 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.
CTA Red Line Sox–35th station
CTA Red Line Sox–35th station is a Chicago Transit Authority rapid transit stop on the Red Line that serves the Bridgeport neighborhood and provides access to the Chicago White Sox’s home ballpark.
-
C.
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.
-
D.
Washington Street station
Washington Street station is a stop on the Newark Light Rail system serving passengers in downtown Newark, New Jersey.
-
E.
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.
- 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: Grand station (Red Line) Target entity description: Grand station (Red Line) is a Chicago 'L' rapid transit station on the Red Line located in the city's Near North Side, serving the busy River North and Magnificent Mile areas.
-
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.
CTA Red Line Sox–35th station
CTA Red Line Sox–35th station is a Chicago Transit Authority rapid transit stop on the Red Line that serves the Bridgeport neighborhood and provides access to the Chicago White Sox’s home ballpark.
-
C.
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.
-
D.
Washington Street station
Washington Street station is a stop on the Newark Light Rail system serving passengers in downtown Newark, New Jersey.
-
E.
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.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Chicago 'L' station
ⓘ
rapid transit station ⓘ underground railway station ⓘ |
| city |
Chicago, Illinois, United States
ⓘ
surface form:
Chicago
|
| country |
United States of America
ⓘ
surface form:
United States
|
| electrification | third rail ⓘ |
| faregatesLocation | mezzanine level ⓘ |
| fareSystem | Ventra ⓘ |
| fareZone | CTA flat fare system ⓘ |
| gauge | standard gauge ⓘ |
| hasAccessibility | not fully accessible ⓘ |
| hasBenches | yes ⓘ |
| hasBicycleFacilities | no ⓘ |
| hasCanopy | no (subway station) ⓘ |
| hasEntrance |
Grand Avenue
ⓘ
State Street ⓘ |
| hasFareControl | turnstiles ⓘ |
| hasLighting | fluorescent lighting on platforms ⓘ |
| hasSignage | CTA standard signage ⓘ |
| hasTicketBarriers | yes ⓘ |
| hasTransfer |
CTA bus services on Grand Avenue
ⓘ
CTA bus services on State Street ⓘ |
| isPartOfNetwork |
CTA rail network
ⓘ
surface form:
CTA rail system
|
| locatedIn |
Chicago, Illinois, United States
ⓘ
surface form:
Chicago, Illinois
Near North Side ⓘ
surface form:
Near North Side, Chicago
United States of America ⓘ
surface form:
United States
|
| locatedOn | State Street ⓘ |
| nearbyAttraction |
Magnificent Mile
ⓘ
surface form:
Magnificent Mile shopping district
River North, Chicago ⓘ
surface form:
River North nightlife district
|
| neighborhood | Near North Side ⓘ |
| numberOfPlatforms | 1 ⓘ |
| numberOfTracks | 2 ⓘ |
| openingDate | 1943-10-17 ⓘ |
| operator | Chicago Transit Authority ⓘ |
| ownedBy | Chicago Transit Authority ⓘ |
| partOf | State Street Subway ⓘ |
| platformType | island platform ⓘ |
| railwayLine |
Red Line (Chicago "L")
ⓘ
surface form:
Red Line (CTA)
|
| serves |
Magnificent Mile
ⓘ
River North, Chicago ⓘ
surface form:
River North
|
| servesDistrict |
Near North Side community area of Chicago
ⓘ
surface form:
Chicago Loop area (north of the Loop)
|
| servesLineColor | Red ⓘ |
| servesPurpose |
commuter transport
ⓘ
tourist access to Magnificent Mile ⓘ |
| streetAddress | 521 N State Street ⓘ |
| structureType | subway ⓘ |
| system |
Chicago "L"
ⓘ
surface form:
Chicago 'L'
|
| ticketingSystem | 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: Grand station (Red Line) Description of subject: Grand station (Red Line) is a Chicago 'L' rapid transit station on the Red Line located in the city's Near North Side, serving the busy River North and Magnificent Mile areas.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Illinois Street (Chicago)
subject surface form:
Lake
this entity surface form:
Grand (CTA Red Line station)