IND/BMT large-profile cars
E311261
IND/BMT large-profile cars are New York City Subway rolling stock built to wider, larger dimensions for use on the IND and BMT divisions’ lettered lines.
All labels observed (2)
| Label | Occurrences |
|---|---|
| IND/BMT large-profile cars canonical | 2 |
| IND/BMT car fleet | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2940147 — 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: IND/BMT large-profile cars Context triple: [IND, rollingStockType, IND/BMT large-profile cars]
-
A.
PA-3 railcars
The PA-3 railcars are a series of electric multiple-unit subway cars used on the PATCO Speedline rapid transit system serving the Philadelphia–Camden region.
-
B.
PA-2 railcars
The PA-2 railcars are a generation of electric multiple-unit subway cars built for and operated on the PATCO Speedline rapid transit system serving the Philadelphia–South Jersey region.
-
C.
PA-1 railcars
The PA-1 railcars are an early generation of electric multiple-unit subway cars built for and operated on the PATCO Speedline rapid transit system serving the Philadelphia–South Jersey region.
-
D.
Amfleet railcar family
The Amfleet railcar family is a series of stainless-steel, tubular passenger coaches built by Budd for Amtrak in the 1970s and 1980s, widely used on intercity and regional routes across the United States.
-
E.
Superliner bi-level cars
Superliner bi-level cars are double-decker passenger railcars used by Amtrak on long-distance routes, designed to provide increased capacity and enhanced comfort for overnight and scenic train travel.
- 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: IND/BMT large-profile cars Target entity description: IND/BMT large-profile cars are New York City Subway rolling stock built to wider, larger dimensions for use on the IND and BMT divisions’ lettered lines.
-
A.
PA-3 railcars
The PA-3 railcars are a series of electric multiple-unit subway cars used on the PATCO Speedline rapid transit system serving the Philadelphia–Camden region.
-
B.
PA-2 railcars
The PA-2 railcars are a generation of electric multiple-unit subway cars built for and operated on the PATCO Speedline rapid transit system serving the Philadelphia–South Jersey region.
-
C.
PA-1 railcars
The PA-1 railcars are an early generation of electric multiple-unit subway cars built for and operated on the PATCO Speedline rapid transit system serving the Philadelphia–South Jersey region.
-
D.
Amfleet railcar family
The Amfleet railcar family is a series of stainless-steel, tubular passenger coaches built by Budd for Amtrak in the 1970s and 1980s, widely used on intercity and regional routes across the United States.
-
E.
Superliner bi-level cars
Superliner bi-level cars are double-decker passenger railcars used by Amtrak on long-distance routes, designed to provide increased capacity and enhanced comfort for overnight and scenic train travel.
- F. None of above. chosen
Statements (64)
| Predicate | Object |
|---|---|
| instanceOf |
New York City Subway rolling stock
ⓘ
electric multiple unit ⓘ |
| brakeType | pneumatic brakes ⓘ |
| compatibleWith | IND/BMT large-profile tunnels ⓘ |
| continuedInService | 21st century ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| couplingType | subway car couplers ⓘ |
| designedBy | various rolling stock manufacturers under contract to NYC Transit ⓘ |
| designedFor | IND/BMT large-profile subway lines ⓘ |
| doorConfiguration | side doors for high-platform boarding ⓘ |
| doorOperation | powered sliding doors ⓘ |
| enteredService | 20th century ⓘ |
| hasCarLength |
approximately 60 feet
ⓘ
approximately 75 feet ⓘ |
| hasCarTypeFamily |
R10 series
ⓘ
R11 series ⓘ R12 series ⓘ R14 series ⓘ R143 series ⓘ R15 series ⓘ R16 series ⓘ R160 series ⓘ R17 series ⓘ R179 series ⓘ R1–R9 series ⓘ R21 series ⓘ R211 series ⓘ R22 series ⓘ R27 series ⓘ R30 series ⓘ R32 series ⓘ R38 series ⓘ R40 series ⓘ R42 series ⓘ R44 series ⓘ
linked to:
Robinson R44
R46 series ⓘ R68 series ⓘ
linked to:
R68
R68A series ⓘ
linked to:
R68A
|
| hasCarWidth | approximately 10 feet ⓘ |
| hasLoadingGauge | wide-profile ⓘ |
| incompatibleWith |
IRT small-profile platforms
ⓘ
IRT small-profile tunnels ⓘ |
| operatedBy |
Metropolitan Transportation Authority
ⓘ
New York City Transit Authority ⓘ |
| operatingArea | New York City ⓘ |
| poweredBy | third rail electricity ⓘ |
| thirdRailVoltage | 600 V DC ⓘ |
| trackGauge |
4 ft 8.5 in
ⓘ
standard gauge ⓘ |
| usedFor | rapid transit passenger service ⓘ |
| usedOn |
BMT Division
ⓘ
IND Division ⓘ lettered services ⓘ |
| usedOnLine |
BMT Brighton Line
ⓘ
BMT Broadway Line ⓘ BMT Canarsie Line ⓘ BMT Fourth Avenue Line ⓘ BMT Jamaica Line ⓘ BMT Sea Beach Line ⓘ BMT West End Line ⓘ IND Crosstown Line ⓘ IND Eighth Avenue Line ⓘ
linked to:
Eighth Avenue Line
IND Queens Boulevard Line ⓘ IND Sixth Avenue 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: IND/BMT large-profile cars Description of subject: IND/BMT large-profile cars are New York City Subway rolling stock built to wider, larger dimensions for use on the IND and BMT divisions’ lettered lines.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: IND/BMT large-profile cars