LIRR C3 coaches
E114973
LIRR C3 coaches are bi-level passenger railcars used by the Long Island Rail Road to provide high-capacity commuter service, particularly on routes requiring diesel locomotives.
All labels observed (2)
| Label | Occurrences |
|---|---|
| LIRR C3 bilevel coaches | 1 |
| LIRR C3 coaches canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T969808 — 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: LIRR C3 coaches Context triple: [DE30AC locomotive, usedWith, LIRR C3 coaches]
-
A.
Amtrak California bi-level coaches
Amtrak California bi-level coaches are double-decker passenger railcars used on California’s state-supported Amtrak routes, designed to provide high-capacity, comfortable intercity service with features tailored to regional corridor operations.
-
B.
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.
-
C.
CTA 3200-series railcars
The CTA 3200-series railcars are a fleet of Chicago "L" rapid transit cars introduced in the early 1990s, known for serving lines such as the Orange Line with modernized features compared to earlier series.
-
D.
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.
-
E.
CTA 5000-series railcars
The CTA 5000-series railcars are a modern generation of Chicago "L" rapid transit cars featuring improved accessibility, digital signage, and enhanced passenger comfort and safety systems.
- 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: LIRR C3 coaches Target entity description: LIRR C3 coaches are bi-level passenger railcars used by the Long Island Rail Road to provide high-capacity commuter service, particularly on routes requiring diesel locomotives.
-
A.
Amtrak California bi-level coaches
Amtrak California bi-level coaches are double-decker passenger railcars used on California’s state-supported Amtrak routes, designed to provide high-capacity, comfortable intercity service with features tailored to regional corridor operations.
-
B.
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.
-
C.
CTA 3200-series railcars
The CTA 3200-series railcars are a fleet of Chicago "L" rapid transit cars introduced in the early 1990s, known for serving lines such as the Orange Line with modernized features compared to earlier series.
-
D.
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.
-
E.
CTA 5000-series railcars
The CTA 5000-series railcars are a modern generation of Chicago "L" rapid transit cars featuring improved accessibility, digital signage, and enhanced passenger comfort and safety systems.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
bi-level passenger railcar
ⓘ
commuter rail coach ⓘ |
| brakeSystem | air brakes ⓘ |
| compatibleWith |
DE30AC locomotive
ⓘ
surface form:
EMD DE30AC locomotives
EMD DM30AC locomotives ⓘ |
| countryOfOperation |
United States of America
ⓘ
surface form:
United States
|
| coupling | standard knuckle coupler ⓘ |
| designedFor |
high-platform boarding
ⓘ
push–pull operation ⓘ |
| enteredService |
1997
ⓘ
late 1990s ⓘ |
| floorConfiguration | bi-level ⓘ |
| hasConfiguration |
ADA-compliant coach
ⓘ
cab car ⓘ trailer coach ⓘ |
| hasFeature |
ADA-accessible seating area
ⓘ
air conditioning ⓘ automatic doors ⓘ emergency end doors ⓘ emergency exit windows ⓘ end doors for trainline passage ⓘ high-capacity seating ⓘ onboard public address system ⓘ restrooms in some cars ⓘ |
| hasSuccessor | future LIRR diesel-compatible coaches (planned) ⓘ |
| manufacturer |
Kawasaki Heavy Industries
ⓘ
Kawasaki multiple units ⓘ
surface form:
Kawasaki Rail Car Inc.
|
| operator | Long Island Rail Road ⓘ |
| ownedBy |
Long Island Rail Road
ⓘ
Metropolitan Transportation Authority ⓘ |
| powerSupply | head-end power from locomotive ⓘ |
| railroad | Long Island Rail Road ⓘ |
| replaced |
LIRR P72 coaches
ⓘ
LIRR P75 coaches ⓘ |
| safetySystem |
automatic train control in cab cars
ⓘ
cab signal system in cab cars ⓘ |
| serviceRegion |
Long Island
ⓘ
surface form:
Long Island, New York
|
| serviceType | diesel push–pull service ⓘ |
| trackGauge | standard gauge ⓘ |
| usedFor | commuter rail service ⓘ |
| usedOn |
Greenport Branch
ⓘ
Hempstead Branch diesel shuttles when applicable ⓘ Montauk Branch ⓘ Oyster Bay Branch ⓘ Port Jefferson Branch ⓘ diesel territory of Long Island Rail Road ⓘ non-electrified branches of Long Island Rail Road ⓘ |
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: LIRR C3 coaches Description of subject: LIRR C3 coaches are bi-level passenger railcars used by the Long Island Rail Road to provide high-capacity commuter service, particularly on routes requiring diesel locomotives.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Cannonball (LIRR train)
this entity surface form:
LIRR C3 bilevel coaches