Canarsie Line
E546606
The Canarsie Line is a New York City Subway route, now designated as the L train, running primarily through Brooklyn and into Manhattan.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Canarsie Line canonical | 1 |
| Canarsie subway corridor | 1 |
| Canarsie-bound | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5814017 — 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: Canarsie Line Context triple: [Brooklyn Rapid Transit Company, operatedLine, Canarsie Line]
-
A.
Canarsie
Canarsie is a residential neighborhood in southeastern Brooklyn, New York City, known for its diverse community, waterfront areas, and history as a former hub of the Canarsie Native American tribe.
-
B.
Broad Street (BMT Nassau Street Line)
Broad Street is a New York City Subway station in Lower Manhattan serving the BMT Nassau Street Line, primarily used by J and Z trains.
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C.
Fulton Street Line
The Fulton Street Line is a major New York City Subway corridor in Brooklyn and Manhattan that carries IND services such as the A and C trains along Fulton Street.
-
D.
Lenox Avenue Line
The Lenox Avenue Line is a major New York City Subway route in Harlem, Manhattan, primarily served by IRT trains running beneath Lenox Avenue.
-
E.
Flatbush
Flatbush is a diverse, historically Caribbean-American neighborhood in central Brooklyn, New York City, known for its vibrant culture and Victorian-era residential streets.
- 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: Canarsie Line Target entity description: The Canarsie Line is a New York City Subway route, now designated as the L train, running primarily through Brooklyn and into Manhattan.
-
A.
Canarsie
Canarsie is a residential neighborhood in southeastern Brooklyn, New York City, known for its diverse community, waterfront areas, and history as a former hub of the Canarsie Native American tribe.
-
B.
Broad Street (BMT Nassau Street Line)
Broad Street is a New York City Subway station in Lower Manhattan serving the BMT Nassau Street Line, primarily used by J and Z trains.
-
C.
Fulton Street Line
The Fulton Street Line is a major New York City Subway corridor in Brooklyn and Manhattan that carries IND services such as the A and C trains along Fulton Street.
-
D.
Lenox Avenue Line
The Lenox Avenue Line is a major New York City Subway route in Harlem, Manhattan, primarily served by IRT trains running beneath Lenox Avenue.
-
E.
Flatbush
Flatbush is a diverse, historically Caribbean-American neighborhood in central Brooklyn, New York City, known for its vibrant culture and Victorian-era residential streets.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf | New York City Subway line ⓘ |
| alsoRunsIn | Manhattan NERFINISHED ⓘ |
| becamePartOf | city-owned IND/BMT system ⓘ |
| connectsToRiverCrossing | 14th Street Tunnel ⓘ |
| crossesUnder | East River NERFINISHED ⓘ |
| electrification | 600 V DC third rail ⓘ |
| fareSystem | Metropolitan Transportation Authority fare system ⓘ |
| followsStreetCorridor |
14th Street in Manhattan
ⓘ
Broadway Junction area in Brooklyn NERFINISHED ⓘ Livonia Avenue in Brooklyn NERFINISHED ⓘ |
| hasColorOnMap | light gray ⓘ |
| hasDirectionNames |
Brooklyn-bound
ⓘ
Manhattan-bound ⓘ |
| hasInterchangeAt |
6th Avenue–14th Street
ⓘ
8th Avenue–14th Street NERFINISHED ⓘ Broadway Junction NERFINISHED ⓘ Lorimer Street–Metropolitan Avenue NERFINISHED ⓘ Myrtle–Wyckoff Avenues NERFINISHED ⓘ Union Square–14th Street NERFINISHED ⓘ |
| hasNotableTechnology | communications-based train control ⓘ |
| hasRollingStock |
R143
NERFINISHED
ⓘ
R160 NERFINISHED ⓘ R179 NERFINISHED ⓘ |
| hasServiceDesignation | L NERFINISHED ⓘ |
| hasServiceFrequency | 24/7 ⓘ |
| hasServiceLetterSince | 1967 ⓘ |
| hasServicePattern | local ⓘ |
| hasTerminalStation |
8th Avenue
NERFINISHED
ⓘ
Canarsie–Rockaway Parkway NERFINISHED ⓘ |
| laterOwnedBy | Brooklyn–Manhattan Transit Corporation NERFINISHED ⓘ |
| locatedIn |
Brooklyn
NERFINISHED
ⓘ
Manhattan ⓘ New York City ⓘ |
| openedInStages | early 20th century ⓘ |
| operatedBy |
Metropolitan Transportation Authority
ⓘ
New York City Transit Authority NERFINISHED ⓘ |
| originallyBuiltBy | Brooklyn Rapid Transit Company NERFINISHED ⓘ |
| partOfNetwork | B Division (New York City Subway) NERFINISHED ⓘ |
| primaryBorough | Brooklyn NERFINISHED ⓘ |
| runsFrom | Canarsie–Rockaway Parkway NERFINISHED ⓘ |
| runsTo | 8th Avenue NERFINISHED ⓘ |
| trackGauge | 1,435 mm standard gauge ⓘ |
| usesFareMedium |
MetroCard
NERFINISHED
ⓘ
OMNY contactless system NERFINISHED ⓘ |
| usesServiceLabel | L train NERFINISHED ⓘ |
| wasAffectedBy | 2019–2020 14th Street Tunnel repairs ⓘ |
| wasFirstNYCLineWith | full-line CBTC operation ⓘ |
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: Canarsie Line Description of subject: The Canarsie Line is a New York City Subway route, now designated as the L train, running primarily through Brooklyn and into Manhattan.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Canarsie subway corridor
this entity surface form:
Canarsie-bound