Polk
E373476
Polk is a Chicago Transit Authority 'L' station on the Pink Line serving the Near West Side near the Illinois Medical District.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Polk canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3597678 — 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: Polk Context triple: [CTA Pink Line, hasStation, Polk]
-
A.
Polk
Polk is a surname most prominently associated with James K. Polk, the 11th president of the United States.
-
B.
Adlai
Adlai is a masculine given name most notably associated with several generations of American politicians in the Stevenson family.
-
C.
Johnson
Johnson is a common English surname borne by numerous notable individuals across politics, arts, sports, and other fields.
-
D.
Howard
Howard is the given first name of Ward Cunningham, the American computer programmer best known for creating the first wiki.
-
E.
Howard
Howard is the middle name of Edwin H. Armstrong, the pioneering American electrical engineer and inventor of FM radio.
- 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: Polk Target entity description: Polk is a Chicago Transit Authority 'L' station on the Pink Line serving the Near West Side near the Illinois Medical District.
-
A.
Polk
Polk is a surname most prominently associated with James K. Polk, the 11th president of the United States.
-
B.
Adlai
Adlai is a masculine given name most notably associated with several generations of American politicians in the Stevenson family.
-
C.
Johnson
Johnson is a common English surname borne by numerous notable individuals across politics, arts, sports, and other fields.
-
D.
Howard
Howard is the given first name of Ward Cunningham, the American computer programmer best known for creating the first wiki.
-
E.
Howard
Howard is the middle name of Edwin H. Armstrong, the pioneering American electrical engineer and inventor of FM radio.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
'L' station
ⓘ
rapid transit station ⓘ |
| accessible | yes ⓘ |
| bicycleFacilities | yes ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| fareSystem | Ventra ⓘ |
| fareZoneSystem | flat fare ⓘ |
| hasBusConnections | yes ⓘ |
| lineColor | pink ⓘ |
| locatedInCity | Chicago ⓘ |
| locatedInNeighborhood | Near West Side ⓘ |
| numberOfPlatforms | 1 ⓘ |
| numberOfTracks | 2 ⓘ |
| operatedBy | Chicago Transit Authority ⓘ |
| owner | Chicago Transit Authority ⓘ |
| partOfLine | Pink Line ⓘ |
| platformType | island platform ⓘ |
| servesArea | Illinois Medical District ⓘ |
| servesHospitalDistrict | Illinois Medical District ⓘ |
| servesInstitution |
Jesse Brown VA Medical Center
ⓘ
Rush University Medical Center ⓘ University of Illinois Hospital & Health Sciences System ⓘ |
| state | Illinois ⓘ |
| structureType | elevated ⓘ |
| transitSystem |
Loop (Chicago)
ⓘ
surface form:
'L' (Chicago)
|
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: Polk Description of subject: Polk is a Chicago Transit Authority 'L' station on the Pink Line serving the Near West Side near the Illinois Medical District.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.