Pittsburgh station
E1001076
Pittsburgh station is a historic intercity rail terminal in Pittsburgh, Pennsylvania, serving Amtrak trains and connecting the city to major regional and national routes.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Pittsburgh station canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12728854 — 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: Pittsburgh station Context triple: [Amtrak Pennsylvanian, routeEnd, Pittsburgh station]
-
A.
Pittsburg/Bay Point station
Pittsburg/Bay Point station is a rapid transit station in Contra Costa County, California, serving as a terminus on the Bay Area Rapid Transit (BART) system.
-
B.
Erie station
Erie station is a subway station in Philadelphia, Pennsylvania, serving the SEPTA Broad Street Line.
-
C.
Wheeling station
Wheeling station is a commuter rail stop in Wheeling, Illinois, serving passengers on Metra’s North Central Service line in the Chicago metropolitan area.
-
D.
Swissvale railroad station
Swissvale railroad station was a former passenger rail station that served as a key transportation hub for the borough of Swissvale, Pennsylvania.
-
E.
Bowling Green station
Bowling Green station is a New York City Subway station in Lower Manhattan serving the 4 and 5 trains near Battery Park and the Financial District.
- 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: Pittsburgh station Target entity description: Pittsburgh station is a historic intercity rail terminal in Pittsburgh, Pennsylvania, serving Amtrak trains and connecting the city to major regional and national routes.
-
A.
Pittsburg/Bay Point station
Pittsburg/Bay Point station is a rapid transit station in Contra Costa County, California, serving as a terminus on the Bay Area Rapid Transit (BART) system.
-
B.
Erie station
Erie station is a subway station in Philadelphia, Pennsylvania, serving the SEPTA Broad Street Line.
-
C.
Wheeling station
Wheeling station is a commuter rail stop in Wheeling, Illinois, serving passengers on Metra’s North Central Service line in the Chicago metropolitan area.
-
D.
Swissvale railroad station
Swissvale railroad station was a former passenger rail station that served as a key transportation hub for the borough of Swissvale, Pennsylvania.
-
E.
Bowling Green station
Bowling Green station is a New York City Subway station in Lower Manhattan serving the 4 and 5 trains near Battery Park and the Financial District.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
Amtrak station
ⓘ
intercity rail terminal ⓘ railway station ⓘ |
| accessible | yes ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| formerName | Penn Station (Pittsburgh) NERFINISHED ⓘ |
| formerService |
Broadway Limited (train)
NERFINISHED
ⓘ
Fort Pitt (train) NERFINISHED ⓘ National Limited (train) NERFINISHED ⓘ The Admiral (train) NERFINISHED ⓘ The Duquesne (train) NERFINISHED ⓘ The General (train) NERFINISHED ⓘ The Golden Triangle (train) NERFINISHED ⓘ The Jeffersonian (train) NERFINISHED ⓘ The Liberty Limited (train) NERFINISHED ⓘ The Manhattan Limited (train) NERFINISHED ⓘ The Metropolitan (train) NERFINISHED ⓘ The Pennsylvania Limited (train) NERFINISHED ⓘ The Pittsburgher (train) NERFINISHED ⓘ The Pittsburgh–Buffalo (train) NERFINISHED ⓘ The Pittsburgh–Chicago (train) NERFINISHED ⓘ The Pittsburgh–Cleveland (train) NERFINISHED ⓘ The Pittsburgh–St. Louis (train) NERFINISHED ⓘ The Pittsburgh–Washington (train) NERFINISHED ⓘ The Red Arrow (train) NERFINISHED ⓘ The Spirit of St. Louis (train) NERFINISHED ⓘ The Steel City (train) NERFINISHED ⓘ The Trail Blazer (train) NERFINISHED ⓘ Three Rivers (train) NERFINISHED ⓘ |
| locatedIn |
Allegheny County, Pennsylvania
NERFINISHED
ⓘ
Pennsylvania ⓘ Pittsburgh NERFINISHED ⓘ |
| nearbyTransit |
Pittsburgh Light Rail (T)
NERFINISHED
ⓘ
Port Authority of Allegheny County bus services ⓘ |
| opened | 1957 ⓘ |
| operatedBy | Amtrak NERFINISHED ⓘ |
| ownedBy | Amtrak NERFINISHED ⓘ |
| parking | yes ⓘ |
| platforms | 2 ⓘ |
| railwayCompany |
Amtrak
NERFINISHED
ⓘ
Conrail NERFINISHED ⓘ Norfolk Southern Railway NERFINISHED ⓘ Penn Central Transportation Company NERFINISHED ⓘ Pennsylvania Railroad NERFINISHED ⓘ |
| railwayLine |
Keystone Corridor
NERFINISHED
ⓘ
Norfolk Southern Pittsburgh Line NERFINISHED ⓘ |
| replaced | Union Station (Pittsburgh) NERFINISHED ⓘ |
| servedBy |
Capitol Limited (train)
NERFINISHED
ⓘ
Pennsylvanian (train) NERFINISHED ⓘ |
| structureType | at-grade ⓘ |
| tracks | 4 ⓘ |
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: Pittsburgh station Description of subject: Pittsburgh station is a historic intercity rail terminal in Pittsburgh, Pennsylvania, serving Amtrak trains and connecting the city to major regional and national routes.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.