R188 subway cars
E439013
The R188 subway cars are a modern fleet of New York City Subway rolling stock built for the IRT Flushing Line, featuring updated technology and communications-based train control compatibility.
All labels observed (2)
| Label | Occurrences |
|---|---|
| R188 subway cars canonical | 2 |
| R188 subway car class | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4445967 — 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: R188 subway cars Context triple: [7 train, usesRollingStock, R188 subway cars]
-
A.
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.
-
B.
R211 subway cars
The R211 subway cars are a modern generation of New York City Subway rolling stock featuring updated technology, improved accessibility, and enhanced passenger amenities.
-
C.
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.
-
D.
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.
-
E.
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.
- 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: R188 subway cars Target entity description: The R188 subway cars are a modern fleet of New York City Subway rolling stock built for the IRT Flushing Line, featuring updated technology and communications-based train control compatibility.
-
A.
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.
-
B.
R211 subway cars
The R211 subway cars are a modern generation of New York City Subway rolling stock featuring updated technology, improved accessibility, and enhanced passenger amenities.
-
C.
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.
-
D.
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.
-
E.
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.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
New York City Subway rolling stock
ⓘ
electric multiple unit ⓘ passenger railcar ⓘ |
| accessibilityCompliance | ADA-compliant ⓘ |
| brakeType |
electrodynamic braking
ⓘ
friction braking ⓘ |
| builtAt |
Kawasaki Lincoln, Nebraska plant
NERFINISHED
ⓘ
Kawasaki Yonkers facility NERFINISHED ⓘ |
| builtFor |
Metropolitan Transportation Authority
NERFINISHED
ⓘ
New York City Subway NERFINISHED ⓘ |
| carBodyMaterial | stainless steel ⓘ |
| carConfiguration |
A car
ⓘ
B car ⓘ |
| carLength |
51 feet
ⓘ
approximately 15.5 meters ⓘ |
| carWidth | IRT width ⓘ |
| collectionMethod | contact shoe ⓘ |
| controlSystem | microprocessor-based control ⓘ |
| countryOfOperation |
United States of America
ⓘ
surface form:
United States
|
| designedFor | CBTC operation on Flushing Line ⓘ |
| doorConfiguration | side doors ⓘ |
| enteredServiceOnLine | IRT Flushing Line NERFINISHED ⓘ |
| family | NTT (New Technology Train) family NERFINISHED ⓘ |
| fleetComposition |
converted R142A cars
ⓘ
new-build R188 cars ⓘ |
| interiorFeature |
horizontal and vertical grab poles
ⓘ
stainless steel benches ⓘ wheelchair spaces ⓘ |
| manufacturer | Kawasaki Heavy Industries NERFINISHED ⓘ |
| operatesOnLine | IRT Flushing Line NERFINISHED ⓘ |
| operator | New York City Transit Authority NERFINISHED ⓘ |
| orderType |
R142A conversion cars
ⓘ
new cars ⓘ |
| powerSupply | 600 V DC third rail ⓘ |
| primaryCityOfOperation | New York City NERFINISHED ⓘ |
| relatedTo |
R142 subway car
ⓘ
R142A subway car NERFINISHED ⓘ |
| replacedRollingStock | R62A subway car NERFINISHED ⓘ |
| servesService |
7 train
NERFINISHED
ⓘ
<7> train ⓘ |
| signageType | full-color LED external signs ⓘ |
| technologyFeature |
LED destination signs
ⓘ
automated announcements ⓘ communications-based train control compatibility ⓘ electronic strip maps ⓘ modern propulsion system ⓘ onboard diagnostics ⓘ |
| trainsetConfiguration |
11-car trains for Flushing Line
ⓘ
5-car sets ⓘ 6-car sets ⓘ |
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: R188 subway cars Description of subject: The R188 subway cars are a modern fleet of New York City Subway rolling stock built for the IRT Flushing Line, featuring updated technology and communications-based train control compatibility.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
R188 subway car class