Eastern Parkway Line
E24189
The Eastern Parkway Line is a major New York City Subway route in Brooklyn that carries 2, 3, 4, and 5 trains along Eastern Parkway as part of the IRT system.
All labels observed (11)
How this entity was disambiguated
This entity first appeared as the object of triple T97671 — 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: Eastern Parkway Line Context triple: [IRT Division, hasMainTrunkLine, Eastern Parkway Line]
-
A.
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.
-
B.
Lexington Avenue Line
The Lexington Avenue Line is a major New York City Subway route in Manhattan that carries the 4, 5, and 6 trains and is one of the system’s busiest and most important north–south corridors.
-
C.
Broadway–Seventh Avenue Line
The Broadway–Seventh Avenue Line is a major New York City Subway route in Manhattan and the Bronx, primarily served by the 1, 2, and 3 trains.
-
D.
Long Island Rail Road Main Line
The Long Island Rail Road Main Line is the primary rail corridor of the Long Island Rail Road, running from New York City through central Long Island and serving as a major commuter and intercity route.
-
E.
Metro-North Railroad Hudson Line
The Metro-North Railroad Hudson Line is a major commuter rail route running along the east bank of the Hudson River, connecting New York City with communities throughout the Hudson Valley.
- 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: Eastern Parkway Line Target entity description: The Eastern Parkway Line is a major New York City Subway route in Brooklyn that carries 2, 3, 4, and 5 trains along Eastern Parkway as part of the IRT system.
-
A.
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.
-
B.
Lexington Avenue Line
The Lexington Avenue Line is a major New York City Subway route in Manhattan that carries the 4, 5, and 6 trains and is one of the system’s busiest and most important north–south corridors.
-
C.
Broadway–Seventh Avenue Line
The Broadway–Seventh Avenue Line is a major New York City Subway route in Manhattan and the Bronx, primarily served by the 1, 2, and 3 trains.
-
D.
Long Island Rail Road Main Line
The Long Island Rail Road Main Line is the primary rail corridor of the Long Island Rail Road, running from New York City through central Long Island and serving as a major commuter and intercity route.
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E.
Metro-North Railroad Hudson Line
The Metro-North Railroad Hudson Line is a major commuter rail route running along the east bank of the Hudson River, connecting New York City with communities throughout the Hudson Valley.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
New York City Subway line
ⓘ
rapid transit line ⓘ |
| borough | Brooklyn ⓘ |
| carriesService |
2 train
ⓘ
3 train ⓘ 4 train ⓘ 5 train ⓘ |
| connectsWith |
Lenox Avenue Line
ⓘ
Lexington Avenue Line ⓘ
surface form:
Lexington Avenue Line (IRT)
New Lots Line ⓘ Nostrand Avenue Line ⓘ Broadway–Seventh Avenue Line ⓘ
surface form:
Seventh Avenue Line (IRT)
|
| country |
United States of America
ⓘ
surface form:
United States
|
| division | IRT ⓘ |
| electrification | 600 V DC third rail ⓘ |
| fareControl |
proof-of-payment not used
ⓘ
turnstile entry ⓘ |
| fareSystem | Metropolitan Transportation Authority fare system ⓘ |
| followsAvenue | Eastern Parkway ⓘ |
| gauge | standard gauge ⓘ |
| hasColorOnMap |
green (4 and 5 services)
ⓘ
red (2 and 3 services) ⓘ |
| hasPlatformType |
island platforms
ⓘ
side platforms ⓘ |
| hasService | Manhattan–Brooklyn through service ⓘ |
| hasServiceFrequency | 24-hour service on some routes ⓘ |
| hasServicePattern |
express service
ⓘ
local service ⓘ |
| hasTrackConfiguration | four-track main line ⓘ |
| isPartOfCorridor |
New Lots Line
ⓘ
surface form:
IRT main line in Brooklyn
|
| locatedIn |
Brooklyn
ⓘ
New York City ⓘ New York ⓘ
surface form:
New York State
|
| openedAsPartOf | Dual Contracts ⓘ |
| operator | New York City Transit Authority ⓘ |
| owner |
New York City
ⓘ
surface form:
City of New York
|
| partOf | New York City Subway ⓘ |
| rightOfWayType |
embankment
ⓘ
open-cut ⓘ underground ⓘ |
| safetySystem | wayside signals ⓘ |
| system | IRT ⓘ |
| usesRollingStockOf | IRT Division ⓘ |
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: Eastern Parkway Line Description of subject: The Eastern Parkway Line is a major New York City Subway route in Brooklyn that carries 2, 3, 4, and 5 trains along Eastern Parkway as part of the IRT system.
Referenced by (43)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line and New Lots Line corridor
this entity surface form:
IRT Eastern Parkway Line at Crown Heights–Utica Avenue
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line (via transfer)
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line extension
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line Brooklyn local-express pair
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line via Franklin Avenue–Medgar Evers College station complex
this entity surface form:
IRT Eastern Parkway Line
this entity surface form:
IRT Eastern Parkway Line local stations
this entity surface form:
IRT Eastern Parkway Line services
this entity surface form:
IRT Eastern Parkway Line
Pacific Street (former name of part of Atlantic Avenue–Barclays Center)
→
servedBy
→
Eastern Parkway Line
ⓘ
subject surface form:
Pacific Street
this entity surface form:
IRT Eastern Parkway Line
Pacific Street (former name of part of Atlantic Avenue–Barclays Center)
→
servedByServicePattern
→
Eastern Parkway Line
ⓘ
subject surface form:
Pacific Street
this entity surface form:
Eastern Parkway Line services (historically)