New York City Subway A line
E118892
The New York City Subway A line is a major rapid transit route in the city’s subway system that runs from upper Manhattan through Brooklyn and Queens, providing express service including a connection to John F. Kennedy International Airport.
All labels observed (2)
| Label | Occurrences |
|---|---|
| New York City Subway A line canonical | 2 |
| New York City Subway A train | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1002920 — 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: New York City Subway A line Context triple: [John F. Kennedy International Airport, hasPublicTransitConnection, New York City Subway A line]
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A.
New York City Subway D line
The New York City Subway D line is a major rapid transit service in NYC that runs primarily along the IND Sixth Avenue and Concourse Lines, connecting the Bronx (including Yankee Stadium) with Manhattan and Brooklyn.
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B.
New York City Subway B line
The New York City Subway B line is an express service in the IND Sixth Avenue Line that runs through Manhattan and Brooklyn, serving major destinations including Yankee Stadium in the Bronx during certain times.
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C.
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.
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D.
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.
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E.
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.
- 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: New York City Subway A line Target entity description: The New York City Subway A line is a major rapid transit route in the city’s subway system that runs from upper Manhattan through Brooklyn and Queens, providing express service including a connection to John F. Kennedy International Airport.
-
A.
New York City Subway D line
The New York City Subway D line is a major rapid transit service in NYC that runs primarily along the IND Sixth Avenue and Concourse Lines, connecting the Bronx (including Yankee Stadium) with Manhattan and Brooklyn.
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B.
New York City Subway B line
The New York City Subway B line is an express service in the IND Sixth Avenue Line that runs through Manhattan and Brooklyn, serving major destinations including Yankee Stadium in the Bronx during certain times.
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C.
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.
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D.
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.
-
E.
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.
- F. None of above. chosen
Statements (48)
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: New York City Subway A line Description of subject: The New York City Subway A line is a major rapid transit route in the city’s subway system that runs from upper Manhattan through Brooklyn and Queens, providing express service including a connection to John F. Kennedy International Airport.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
JFK
linked to: New York City Subway A line
linked to: New York City Subway A line