R179 series
E1045353
The R179 series is a class of modern New York City Subway rolling stock built for the B Division, featuring updated technology and design for use on various lettered lines.
All labels observed (1)
| Label | Occurrences |
|---|---|
| R179 series canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T13457052 — 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: R179 series Context triple: [IND/BMT large-profile cars, hasCarTypeFamily, R179 series]
-
A.
R143 series
The R143 series is a class of New York City Subway rolling stock built for the B Division, featuring modern automated train control capabilities and used primarily on the L line.
-
B.
R160 series
The R160 series is a class of modern New York City Subway rolling stock built for the B Division, featuring stainless-steel construction, advanced onboard electronics, and digital passenger information systems.
-
C.
E217 series
The E217 series is a Japanese electric multiple unit train type that operated primarily on JR East’s Yokosuka and Sobu Line services from the mid-1990s until its phased retirement.
-
D.
JR West 271 series
The JR West 271 series is a Japanese limited express electric multiple unit train operated by West Japan Railway Company, primarily used for airport and intercity services.
-
E.
E131 series
The E131 series is a modern Japanese electric multiple unit train type operated by JR East for suburban and regional passenger services.
- 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: R179 series Target entity description: The R179 series is a class of modern New York City Subway rolling stock built for the B Division, featuring updated technology and design for use on various lettered lines.
-
A.
R143 series
The R143 series is a class of New York City Subway rolling stock built for the B Division, featuring modern automated train control capabilities and used primarily on the L line.
-
B.
R160 series
The R160 series is a class of modern New York City Subway rolling stock built for the B Division, featuring stainless-steel construction, advanced onboard electronics, and digital passenger information systems.
-
C.
E217 series
The E217 series is a Japanese electric multiple unit train type that operated primarily on JR East’s Yokosuka and Sobu Line services from the mid-1990s until its phased retirement.
-
D.
JR West 271 series
The JR West 271 series is a Japanese limited express electric multiple unit train operated by West Japan Railway Company, primarily used for airport and intercity services.
-
E.
E131 series
The E131 series is a modern Japanese electric multiple unit train type operated by JR East for suburban and regional passenger services.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
New York City Subway rolling stock
ⓘ
electric multiple unit ⓘ passenger railcar ⓘ |
| brakeType |
dynamic braking
ⓘ
friction braking ⓘ |
| carbodyMaterial | stainless steel ⓘ |
| carType |
4‑car sets
ⓘ
married pairs ⓘ |
| collectionMethod | contact shoe ⓘ |
| compatibleWith | New York City Subway signaling standards ⓘ |
| controlSystem | microprocessor‑based train control ⓘ |
| countryOfOperation |
United States
ⓘ
linked to:
United States of America
|
| designedBy |
Bombardier Transportation engineering teams
ⓘ
linked to:
Bombardier
|
| designedFor |
B Division clearances
ⓘ
high‑frequency urban rail service ⓘ high‑platform rapid transit ⓘ lettered subway lines ⓘ |
| designedToMeet | ADA accessibility requirements ⓘ |
| division | B Division ⓘ |
| doorConfiguration | multiple side doors per car for rapid boarding ⓘ |
| doorType | sliding side doors ⓘ |
| enteredServiceInDecade | 2010s ⓘ |
| features |
HVAC climate control
ⓘ
automated announcements ⓘ electronic destination signs ⓘ modern interior design ⓘ updated technology ⓘ |
| hasCab | full‑width operator cab on end cars ⓘ |
| hasCommunicationSystem |
intercom between passengers and crew
ⓘ
public address system ⓘ |
| hasInformationSystem | digital route and next‑stop displays ⓘ |
| hasLighting | fluorescent or LED interior lighting ⓘ |
| hasSafetySystem | automatic train supervision compatibility ⓘ |
| hasSeating | longitudinal bench seating ⓘ |
| manufacturer |
Bombardier Transportation
ⓘ
linked to:
Alstom (formerly Bombardier Transportation)
|
| operator | New York City Transit Authority ⓘ |
| owner | Metropolitan Transportation Authority ⓘ |
| powerSupply | 750 V DC third rail ⓘ |
| primaryCityOfOperation | New York City ⓘ |
| propulsionType | AC traction motors ⓘ |
| trackGauge | 1,435 mm standard gauge ⓘ |
| usedFor |
express services
ⓘ
local services ⓘ |
| usedOn | various B Division lettered routes ⓘ |
| usedOnSystem | New York City Subway ⓘ |
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: R179 series Description of subject: The R179 series is a class of modern New York City Subway rolling stock built for the B Division, featuring updated technology and design for use on various lettered lines.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.