R (New York City Subway service)
E39956
The R (New York City Subway service) is a local rapid transit line in New York City that runs primarily along the BMT Broadway Line in Manhattan and the BMT Fourth Avenue Line in Brooklyn, connecting Queens, Manhattan, and Brooklyn.
All labels observed (4)
| Label | Occurrences |
|---|---|
| R (New York City Subway service) canonical | 6 |
| R (Broadway Local) | 2 |
| New York City Subway R service | 1 |
| New York City Subway R train | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T281031 — 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: R (New York City Subway service) Context triple: [E (New York City Subway service), sharesTrackageWith, R (New York City Subway service)]
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A.
New York City Subway
The New York City Subway is one of the world’s largest and busiest rapid transit systems, serving the five boroughs of New York City with extensive 24/7 underground and elevated rail service.
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B.
L train
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.
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C.
Staten Island Railway
Staten Island Railway is a rapid transit line providing passenger rail service along Staten Island’s east shore in New York City.
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D.
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.
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E.
N train
The N train is a New York City Subway service that runs on the BMT Broadway Line in Manhattan and into Brooklyn, providing both local and express transit.
- 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: R (New York City Subway service) Target entity description: The R (New York City Subway service) is a local rapid transit line in New York City that runs primarily along the BMT Broadway Line in Manhattan and the BMT Fourth Avenue Line in Brooklyn, connecting Queens, Manhattan, and Brooklyn.
-
A.
New York City Subway
The New York City Subway is one of the world’s largest and busiest rapid transit systems, serving the five boroughs of New York City with extensive 24/7 underground and elevated rail service.
-
B.
L train
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.
-
C.
Staten Island Railway
Staten Island Railway is a rapid transit line providing passenger rail service along Staten Island’s east shore in New York City.
-
D.
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.
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E.
N train
The N train is a New York City Subway service that runs on the BMT Broadway Line in Manhattan and into Brooklyn, providing both local and express transit.
- F. None of above. chosen
Statements (45)
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: R (New York City Subway service) Description of subject: The R (New York City Subway service) is a local rapid transit line in New York City that runs primarily along the BMT Broadway Line in Manhattan and the BMT Fourth Avenue Line in Brooklyn, connecting Queens, Manhattan, and Brooklyn.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
E
linked to: R (New York City Subway service)
linked to: R (New York City Subway service)
subject linked to:
Prospect Avenue
linked to: R (New York City Subway service)