L (New York City Subway service)
E427744
The L is a New York City Subway rapid transit service that runs primarily along 14th Street in Manhattan and through Williamsburg and Bushwick in Brooklyn, known for its fully automated trains and heavy ridership.
All labels observed (1)
| Label | Occurrences |
|---|---|
| L (New York City Subway service) canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4285703 — 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 (New York City Subway service) Context triple: [BMT Division, hasService, L (New York City Subway service)]
-
A.
New York City Subway M line
The New York City Subway M line is a rapid transit service that runs primarily in Manhattan, Brooklyn, and Queens, connecting neighborhoods such as Middle Village and Forest Hills with Midtown Manhattan via the Sixth Avenue Line.
-
B.
New York City Subway N line
The New York City Subway N line is a rapid transit service in the B Division that runs through Brooklyn, Manhattan, and Queens, including express service in Manhattan and Brooklyn along the Broadway and Fourth Avenue lines.
-
C.
New York City Subway C line
The New York City Subway C line is an IND Eighth Avenue Line local service in Manhattan, Brooklyn, and sometimes Queens, known for its blue route color and frequent stops along the west side of Manhattan.
-
D.
New York City Subway F line
The New York City Subway F line is a major rapid transit service running through Queens, Manhattan, and Brooklyn, connecting neighborhoods such as Jamaica, Midtown, and Coney Island.
-
E.
New York City Subway R line
The New York City Subway R line is a local service in the B Division that primarily runs along the Broadway Line in Manhattan and Fourth Avenue Line in Brooklyn, connecting Queens to southern 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 (New York City Subway service) Target entity description: The L is a New York City Subway rapid transit service that runs primarily along 14th Street in Manhattan and through Williamsburg and Bushwick in Brooklyn, known for its fully automated trains and heavy ridership.
-
A.
New York City Subway M line
The New York City Subway M line is a rapid transit service that runs primarily in Manhattan, Brooklyn, and Queens, connecting neighborhoods such as Middle Village and Forest Hills with Midtown Manhattan via the Sixth Avenue Line.
-
B.
New York City Subway N line
The New York City Subway N line is a rapid transit service in the B Division that runs through Brooklyn, Manhattan, and Queens, including express service in Manhattan and Brooklyn along the Broadway and Fourth Avenue lines.
-
C.
New York City Subway C line
The New York City Subway C line is an IND Eighth Avenue Line local service in Manhattan, Brooklyn, and sometimes Queens, known for its blue route color and frequent stops along the west side of Manhattan.
-
D.
New York City Subway F line
The New York City Subway F line is a major rapid transit service running through Queens, Manhattan, and Brooklyn, connecting neighborhoods such as Jamaica, Midtown, and Coney Island.
-
E.
New York City Subway R line
The New York City Subway R line is a local service in the B Division that primarily runs along the Broadway Line in Manhattan and Fourth Avenue Line in Brooklyn, connecting Queens to southern Brooklyn.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
New York City Subway service
ⓘ
rapid transit service ⓘ |
| borough |
Brooklyn
ⓘ
Manhattan ⓘ |
| character |
entirely underground in Manhattan
ⓘ
partly elevated in Brooklyn ⓘ |
| color | light gray ⓘ |
| crossesUnder | East River NERFINISHED ⓘ |
| division | BMT NERFINISHED ⓘ |
| easternTerminus | Canarsie–Rockaway Parkway NERFINISHED ⓘ |
| fareSystem | Metropolitan Transportation Authority fare system NERFINISHED ⓘ |
| formerName | 14th Street–Canarsie Local NERFINISHED ⓘ |
| hasStation |
14th Street–Union Square
NERFINISHED
ⓘ
1st Avenue NERFINISHED ⓘ 8th Avenue NERFINISHED ⓘ Bedford Avenue NERFINISHED ⓘ Broadway Junction NERFINISHED ⓘ Canarsie–Rockaway Parkway NERFINISHED ⓘ Myrtle–Wyckoff Avenues NERFINISHED ⓘ |
| introducedAsLetterService | 1967 ⓘ |
| letter | L NERFINISHED ⓘ |
| line | BMT Canarsie Line NERFINISHED ⓘ |
| lineLength | approximately 10 miles ⓘ |
| notableFor |
fully automated trains
ⓘ
heavy ridership ⓘ |
| operatedBy |
Metropolitan Transportation Authority
ⓘ
New York City Transit Authority NERFINISHED ⓘ |
| ridershipLevel | high ⓘ |
| riverCrossing | 14th Street Tunnel NERFINISHED ⓘ |
| rollingStock |
R143
NERFINISHED
ⓘ
R160 NERFINISHED ⓘ R179 (occasionally, historically/temporarily) NERFINISHED ⓘ |
| runsAlong | 14th Street (Manhattan) NERFINISHED ⓘ |
| servesNeighborhood |
Bushwick
NERFINISHED
ⓘ
Canarsie NERFINISHED ⓘ Chelsea NERFINISHED ⓘ East New York NERFINISHED ⓘ East Village NERFINISHED ⓘ Greenwich Village NERFINISHED ⓘ Williamsburg NERFINISHED ⓘ |
| servicePattern |
24/7 service
ⓘ
local ⓘ |
| system | New York City Subway ⓘ |
| technology |
CBTC
ⓘ
automatic train operation ⓘ |
| terminalStation |
8th Avenue
ⓘ
Canarsie–Rockaway Parkway NERFINISHED ⓘ |
| trunkLineColor | light gray ⓘ |
| westernTerminus | 8th Avenue NERFINISHED ⓘ |
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 (New York City Subway service) Description of subject: The L is a New York City Subway rapid transit service that runs primarily along 14th Street in Manhattan and through Williamsburg and Bushwick in Brooklyn, known for its fully automated trains and heavy ridership.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.