L train
E18264
The L train is a New York City Subway service that runs crosstown along 14th Street in Manhattan and through Williamsburg and Bushwick in Brooklyn, known for its heavy ridership and role as a key connector between the boroughs.
All labels observed (2)
| Label | Occurrences |
|---|---|
| L train canonical | 10 |
| L train at First Avenue station | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T23956 — 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: L train Context triple: [New York City Subway, hasLine, L train]
-
A.
M train
The M train is a New York City Subway service that runs through parts of Queens, Brooklyn, and Manhattan, connecting neighborhoods such as Middle Village and Forest Hills with Midtown and Lower Manhattan.
-
B.
G train
The G train is a New York City Subway service that runs entirely within Brooklyn and Queens, notably bypassing Manhattan.
-
C.
E train
The E train is a New York City Subway service that runs primarily along the IND Eighth Avenue Line, providing rapid transit between Queens and Manhattan.
-
D.
F train
The F train is a New York City Subway service that runs primarily along the IND Sixth Avenue Line in Manhattan, connecting neighborhoods in Queens, Manhattan, and Brooklyn.
-
E.
J train
The J train is a New York City Subway service that runs along the BMT Jamaica Line, connecting Jamaica, Queens with Lower Manhattan via Brooklyn.
- 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: L train Target entity description: The L train is a New York City Subway service that runs crosstown along 14th Street in Manhattan and through Williamsburg and Bushwick in Brooklyn, known for its heavy ridership and role as a key connector between the boroughs.
-
A.
M train
The M train is a New York City Subway service that runs through parts of Queens, Brooklyn, and Manhattan, connecting neighborhoods such as Middle Village and Forest Hills with Midtown and Lower Manhattan.
-
B.
G train
The G train is a New York City Subway service that runs entirely within Brooklyn and Queens, notably bypassing Manhattan.
-
C.
E train
The E train is a New York City Subway service that runs primarily along the IND Eighth Avenue Line, providing rapid transit between Queens and Manhattan.
-
D.
F train
The F train is a New York City Subway service that runs primarily along the IND Sixth Avenue Line in Manhattan, connecting neighborhoods in Queens, Manhattan, and Brooklyn.
-
E.
J train
The J train is a New York City Subway service that runs along the BMT Jamaica Line, connecting Jamaica, Queens with Lower Manhattan via Brooklyn.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
New York City Subway service
ⓘ
rapid transit service ⓘ |
| boroughServed |
Brooklyn
ⓘ
Manhattan ⓘ |
| brooklynTerminus | Canarsie–Rockaway Parkway ⓘ |
| category |
BMT Canarsie Line
ⓘ
New York City Subway ⓘ
surface form:
New York City Subway services
|
| city | New York City ⓘ |
| color | light gray ⓘ |
| connectsBorough |
Brooklyn
ⓘ
Manhattan ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| division | BMT Division ⓘ |
| electrification | 600 V DC third rail ⓘ |
| fareMedium |
MetroCard
ⓘ
OMNY ⓘ |
| fareSystem | Metropolitan Transportation Authority fare system ⓘ |
| hasStationArea |
14th Street
ⓘ
Bushwick ⓘ Canarsie ⓘ Williamsburg ⓘ |
| knownFor |
heavy ridership
ⓘ
key connector between Manhattan and Brooklyn ⓘ key crosstown connection in Manhattan ⓘ |
| lineDesignation | L ⓘ |
| manhattanTerminus |
Eighth Avenue
ⓘ
surface form:
8th Avenue
|
| operator |
Metropolitan Transportation Authority
ⓘ
surface form:
New York City Transit Authority
|
| owner | Metropolitan Transportation Authority ⓘ |
| primaryFunction |
east–west crosstown transit in Manhattan
ⓘ
linking Brooklyn neighborhoods to Manhattan ⓘ |
| ridershipCharacteristic | heavily used during rush hours ⓘ |
| riverCrossing | 14th Street Tunnel ⓘ |
| rollingStock |
R143 subway cars
ⓘ
R160 subway cars ⓘ |
| routeDescription |
Runs crosstown along 14th Street in Manhattan
ⓘ
Runs through Bushwick in Brooklyn ⓘ Runs through Williamsburg in Brooklyn ⓘ |
| serviceHours | 24/7 ⓘ |
| servicePattern | local ⓘ |
| serviceType | crosstown service ⓘ |
| signageLetter | L ⓘ |
| state | New York ⓘ |
| system | New York City Subway ⓘ |
| technology | CBTC ⓘ |
| terminalStation |
Eighth Avenue
ⓘ
surface form:
8th Avenue
Canarsie–Rockaway Parkway ⓘ |
| trackGauge | standard gauge ⓘ |
| trunkLine | BMT Canarsie 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: L train Description of subject: The L train is a New York City Subway service that runs crosstown along 14th Street in Manhattan and through Williamsburg and Bushwick in Brooklyn, known for its heavy ridership and role as a key connector between the boroughs.
Referenced by (11)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
First Avenue (Manhattan)
this entity surface form:
L train at First Avenue station