Broad Street Line subway cars
E290851
Broad Street Line subway cars are the rapid transit vehicles used on Philadelphia's Broad Street Line, designed for high-capacity urban subway service.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Broad Street Line subway cars canonical | 1 |
| SEPTA Broad Street Line subway cars | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2703335 — 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: Broad Street Line subway cars Context triple: [Broad–Ridge Spur, hasRollingStock, Broad Street Line subway cars]
-
A.
R46 subway cars
The R46 subway cars are a class of New York City Subway rolling stock built in the 1970s, known for their stainless-steel bodies and long service on various IND/BMT lines.
-
B.
R143 subway cars
The R143 subway cars are a class of New York City Subway rolling stock built in the early 2000s, primarily used on the BMT Canarsie Line and known for introducing modern features like electronic signage and automated announcements.
-
C.
R160 subway cars
The R160 subway cars are a class of modern New Technology Train rolling stock used on various New York City Subway lines, featuring electronic signage, automated announcements, and improved accessibility and reliability compared to older fleets.
-
D.
Brill streetcar
The Brill streetcar is a historic electric tramcar model built by the J.G. Brill Company, known for its early 20th-century use in urban street railway systems and preservation in heritage streetcar fleets.
-
E.
R179 subway cars
The R179 subway cars are a modern class of stainless-steel New York City Subway rolling stock built by Bombardier for the B Division lines, featuring updated technology and improved passenger amenities.
- 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: Broad Street Line subway cars Target entity description: Broad Street Line subway cars are the rapid transit vehicles used on Philadelphia's Broad Street Line, designed for high-capacity urban subway service.
-
A.
R46 subway cars
The R46 subway cars are a class of New York City Subway rolling stock built in the 1970s, known for their stainless-steel bodies and long service on various IND/BMT lines.
-
B.
R143 subway cars
The R143 subway cars are a class of New York City Subway rolling stock built in the early 2000s, primarily used on the BMT Canarsie Line and known for introducing modern features like electronic signage and automated announcements.
-
C.
R160 subway cars
The R160 subway cars are a class of modern New Technology Train rolling stock used on various New York City Subway lines, featuring electronic signage, automated announcements, and improved accessibility and reliability compared to older fleets.
-
D.
Brill streetcar
The Brill streetcar is a historic electric tramcar model built by the J.G. Brill Company, known for its early 20th-century use in urban street railway systems and preservation in heritage streetcar fleets.
-
E.
R179 subway cars
The R179 subway cars are a modern class of stainless-steel New York City Subway rolling stock built by Bombardier for the B Division lines, featuring updated technology and improved passenger amenities.
- F. None of above. chosen
Statements (37)
| Predicate | Object |
|---|---|
| instanceOf |
electric multiple unit
ⓘ
rapid transit rolling stock ⓘ |
| accessibilityFeature | level boarding from high platforms ⓘ |
| brakeType |
dynamic braking
ⓘ
pneumatic braking ⓘ |
| cityServed | Philadelphia ⓘ |
| compatibleWith | Broad Street Line station platforms ⓘ |
| countryOfOperation |
United States of America
ⓘ
surface form:
United States
|
| coupling | multiple-unit control ⓘ |
| designedFor |
frequent stop-and-go operation
ⓘ
high passenger throughput ⓘ high-capacity urban subway service ⓘ |
| doorConfiguration | multiple side doors per car ⓘ |
| environment |
subway tunnels
ⓘ
underground operation ⓘ |
| fareSystem | SEPTA fare system ⓘ |
| gauge | standard gauge ⓘ |
| lineColorAssociation | orange ⓘ |
| locatedIn |
Pennsylvania
ⓘ
Philadelphia ⓘ United States of America ⓘ
surface form:
United States
|
| network |
SEPTA Subway–Surface Trolley Lines
ⓘ
surface form:
SEPTA Subway–Surface and Rapid Transit system
|
| operator |
SEPTA
ⓘ
Southeastern Pennsylvania Transportation Authority ⓘ |
| owner | SEPTA ⓘ |
| partOf |
SEPTA Broad Street Line
ⓘ
surface form:
SEPTA Broad Street Line system
|
| powerCollectionMethod | third rail ⓘ |
| primaryUse | urban passenger transport ⓘ |
| propulsion | electric traction motors ⓘ |
| safetySystem | train stop system ⓘ |
| servicePattern | local and express services on Broad Street Line ⓘ |
| serviceType | rapid transit ⓘ |
| trackType | heavy rail rapid transit track ⓘ |
| tractionType | electric ⓘ |
| usedBy |
commuters in Philadelphia
ⓘ
event crowds to sports complex ⓘ |
| usedOn | Broad Street Line ⓘ |
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: Broad Street Line subway cars Description of subject: Broad Street Line subway cars are the rapid transit vehicles used on Philadelphia's Broad Street Line, designed for high-capacity urban subway service.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
SEPTA Broad Street Line subway cars