State/Lake (CTA station)
E1040965
State/Lake is a Chicago 'L' rapid transit station located in the Loop, serving multiple CTA lines on an elevated structure above State Street and Lake Street.
All labels observed (1)
| Label | Occurrences |
|---|---|
| State/Lake (CTA station) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13441382 — 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: State/Lake (CTA station) Context triple: [Lake, transferTo, State/Lake (CTA station)]
-
A.
Lake (CTA Red Line station)
Lake is a Chicago 'L' Red Line subway station located in the downtown Loop, serving as a major transfer point within the city's rapid transit system.
-
B.
Washington/Wells station (CTA)
Washington/Wells station (CTA) is an elevated Chicago 'L' train station in the Loop that serves multiple lines and provides convenient access to downtown civic and commercial destinations.
-
C.
Clark/Lake station
Clark/Lake station is a major Chicago 'L' transit hub in the Loop where multiple CTA lines intersect, providing extensive connections across the city.
-
D.
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.
-
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: State/Lake (CTA station) Target entity description: State/Lake is a Chicago 'L' rapid transit station located in the Loop, serving multiple CTA lines on an elevated structure above State Street and Lake Street.
-
A.
Lake (CTA Red Line station)
Lake is a Chicago 'L' Red Line subway station located in the downtown Loop, serving as a major transfer point within the city's rapid transit system.
-
B.
Washington/Wells station (CTA)
Washington/Wells station (CTA) is an elevated Chicago 'L' train station in the Loop that serves multiple lines and provides convenient access to downtown civic and commercial destinations.
-
C.
Clark/Lake station
Clark/Lake station is a major Chicago 'L' transit hub in the Loop where multiple CTA lines intersect, providing extensive connections across the city.
-
D.
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.
-
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 (31)
| Predicate | Object |
|---|---|
| instanceOf |
Chicago 'L' station
ⓘ
elevated railway station ⓘ rapid transit station ⓘ |
| fareControlLocation | street level ⓘ |
| fareSystem | Ventra ⓘ |
| fareZone | CTA single-zone system ⓘ |
| hasAccessibility | partially accessible ⓘ |
| hasCanopy | yes ⓘ |
| hasConnection | Chicago Transit Authority bus services NERFINISHED ⓘ |
| hasPlatformType | side platforms ⓘ |
| hasStationHouse | yes ⓘ |
| hasTracks | 2 ⓘ |
| isInDowntownArea | yes ⓘ |
| isOnLoop | yes ⓘ |
| locatedAbove |
Lake Street
NERFINISHED
ⓘ
State Street NERFINISHED ⓘ |
| locatedIn |
Chicago, Illinois, United States
ⓘ
surface form:
Chicago, Illinois
Illinois ⓘ Loop, Chicago NERFINISHED ⓘ United States of America ⓘ
surface form:
United States
|
| nearbyStreetIntersection | State Street and Lake Street NERFINISHED ⓘ |
| openingDate | 1895 ⓘ |
| operator | Chicago Transit Authority ⓘ |
| partOf | Chicago 'L' system NERFINISHED ⓘ |
| servedBy | north–south and east–west Loop elevated tracks ⓘ |
| servesLine |
Brown Line
NERFINISHED
ⓘ
Green Line NERFINISHED ⓘ Orange Line NERFINISHED ⓘ Pink Line NERFINISHED ⓘ Purple Line Express NERFINISHED ⓘ |
| structureType | elevated ⓘ |
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: State/Lake (CTA station) Description of subject: State/Lake is a Chicago 'L' rapid transit station located in the Loop, serving multiple CTA lines on an elevated structure above State Street and Lake Street.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Lake