M6 railcar
E598059
The M6 railcar is an electric multiple unit commuter train used by Metro-North Railroad, known for serving the New Haven Line between New York and Connecticut.
All labels observed (1)
| Label | Occurrences |
|---|---|
| M6 railcar canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6448635 — 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: M6 railcar Context triple: [New Haven Line, usesRollingStock, M6 railcar]
-
A.
M4 railcar
The M4 railcar is an electric multiple-unit passenger train used in commuter rail service, notably on lines such as the New Haven Line.
-
B.
M2 railcar
The M2 railcar is an electric multiple-unit passenger train used by commuter rail services in the northeastern United States, particularly known for operating on the New Haven Line.
-
C.
Endeavour railcar
The Endeavour railcar is a class of diesel multiple unit passenger trains operating regional and intercity services in New South Wales, Australia.
-
D.
PA5 railcar
The PA5 railcar is a modern electric multiple unit train used on the PATH rapid transit system serving New York and New Jersey.
-
E.
MP-68 trains
MP-68 trains are a class of rubber-tyred metro rolling stock that have operated on Mexico City’s Metro system since the late 1960s.
- 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: M6 railcar Target entity description: The M6 railcar is an electric multiple unit commuter train used by Metro-North Railroad, known for serving the New Haven Line between New York and Connecticut.
-
A.
M4 railcar
The M4 railcar is an electric multiple-unit passenger train used in commuter rail service, notably on lines such as the New Haven Line.
-
B.
M2 railcar
The M2 railcar is an electric multiple-unit passenger train used by commuter rail services in the northeastern United States, particularly known for operating on the New Haven Line.
-
C.
Endeavour railcar
The Endeavour railcar is a class of diesel multiple unit passenger trains operating regional and intercity services in New South Wales, Australia.
-
D.
PA5 railcar
The PA5 railcar is a modern electric multiple unit train used on the PATH rapid transit system serving New York and New Jersey.
-
E.
MP-68 trains
MP-68 trains are a class of rubber-tyred metro rolling stock that have operated on Mexico City’s Metro system since the late 1960s.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
commuter railcar
ⓘ
electric multiple unit ⓘ |
| brakeType | electro-pneumatic brakes ⓘ |
| collectionMethod |
pantograph
ⓘ
third rail shoe ⓘ |
| controlCab | one end of each married pair ⓘ |
| countryOfOperation |
United States
ⓘ
linked to:
United States of America
|
| designedFor | New Haven Line service ⓘ |
| doorConfiguration | multiple side doors per car for high-platform boarding ⓘ |
| doorType | electric sliding doors ⓘ |
| electrificationSystem |
12.5 kV 60 Hz AC overhead catenary
ⓘ
25 kV 60 Hz AC overhead catenary ⓘ 750 V DC third rail ⓘ |
| hasSeatingConfiguration | 2+2 transverse seating ⓘ |
| introduced | 1990s ⓘ |
| introducedBy | Metro-North Railroad ⓘ |
| multipleWorkingWith |
M2 railcar
ⓘ
M4 railcar ⓘ |
| operatedAs | married pairs ⓘ |
| operatedBetween |
Grand Central Terminal, New York
ⓘ
linked to:
Grand Central Terminal
New Haven, Connecticut ⓘ |
| operatedOn |
Northeast Corridor (New Haven–New York segment)
ⓘ
linked to:
Northeast Corridor
|
| operator |
Connecticut Department of Transportation
ⓘ
Metro-North Railroad ⓘ |
| operatorColorScheme |
Connecticut Department of Transportation red stripe
ⓘ
Metro-North Railroad livery ⓘ |
| ownedBy |
Connecticut Department of Transportation
ⓘ
Metro-North Railroad ⓘ |
| powerType | electric ⓘ |
| primaryStateOfOperation |
Connecticut
ⓘ
New York ⓘ |
| region | Northeastern United States ⓘ |
| replacedBy | M8 railcar ⓘ |
| safetySystem |
automatic train control
ⓘ
cab signaling ⓘ |
| serviceStatus | retired ⓘ |
| serviceType | commuter rail ⓘ |
| trackGauge |
1,435 mm
ⓘ
standard gauge ⓘ |
| usedBy | commuters ⓘ |
| usedFor | commuter service between New York and Connecticut ⓘ |
| usedOnLine |
Danbury Branch
ⓘ
New Canaan Branch ⓘ New Haven Line ⓘ Waterbury Branch ⓘ |
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: M6 railcar Description of subject: The M6 railcar is an electric multiple unit commuter train used by Metro-North Railroad, known for serving the New Haven Line between New York and Connecticut.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.