BMT Astoria Line
E151396
The BMT Astoria Line is a New York City Subway line in Queens that primarily serves the Astoria neighborhood and connects it to Manhattan via elevated and underground tracks.
All labels observed (4)
| Label | Occurrences |
|---|---|
| BMT Astoria Line canonical | 21 |
| Astoria Line (Queens) | 1 |
| BMT Astoria Line and IRT Flushing Line | 1 |
| BMT Astoria Line extension | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T910149 — 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: BMT Astoria Line Context triple: [W train, lineUsed, BMT Astoria Line]
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A.
BMT Nassau Street Line
The BMT Nassau Street Line is a New York City Subway line in Lower Manhattan that primarily carries J and Z trains through the Financial District.
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B.
BMT Canarsie Line
The BMT Canarsie Line is a New York City Subway rapid transit line in Brooklyn and Manhattan, best known for being served by the L train and running crosstown under 14th Street.
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C.
BMT Fourth Avenue Line
The BMT Fourth Avenue Line is a major New York City Subway trunk line in Brooklyn, running beneath Fourth Avenue and serving as a key corridor for multiple services.
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D.
BMT Myrtle Avenue Line
The BMT Myrtle Avenue Line is a New York City Subway line in Brooklyn and Queens that primarily carries the M train along an elevated route.
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E.
BMT Broadway Line
The BMT Broadway Line is a major New York City Subway trunk line in Manhattan, carrying N, Q, R, and W trains through Midtown and Lower Manhattan via Broadway.
- 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: BMT Astoria Line Target entity description: The BMT Astoria Line is a New York City Subway line in Queens that primarily serves the Astoria neighborhood and connects it to Manhattan via elevated and underground tracks.
-
A.
BMT Nassau Street Line
The BMT Nassau Street Line is a New York City Subway line in Lower Manhattan that primarily carries J and Z trains through the Financial District.
-
B.
BMT Canarsie Line
The BMT Canarsie Line is a New York City Subway rapid transit line in Brooklyn and Manhattan, best known for being served by the L train and running crosstown under 14th Street.
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C.
BMT Fourth Avenue Line
The BMT Fourth Avenue Line is a major New York City Subway trunk line in Brooklyn, running beneath Fourth Avenue and serving as a key corridor for multiple services.
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D.
BMT Myrtle Avenue Line
The BMT Myrtle Avenue Line is a New York City Subway line in Brooklyn and Queens that primarily carries the M train along an elevated route.
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E.
BMT Broadway Line
The BMT Broadway Line is a major New York City Subway trunk line in Manhattan, carrying N, Q, R, and W trains through Midtown and Lower Manhattan via Broadway.
- F. None of above. chosen
Statements (46)
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: BMT Astoria Line Description of subject: The BMT Astoria Line is a New York City Subway line in Queens that primarily serves the Astoria neighborhood and connects it to Manhattan via elevated and underground tracks.
Referenced by (24)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Brooklyn–Manhattan Transit Corporation
subject surface form:
Astoria Line
subject surface form:
Astoria–Ditmars Boulevard
Astoria–Ditmars Boulevard (historical and/or alternate terminal)
→
openedAsPartOf
→
BMT Astoria Line
ⓘ
subject surface form:
Astoria–Ditmars Boulevard
this entity surface form:
BMT Astoria Line extension
this entity surface form:
Astoria Line (Queens)
this entity surface form:
BMT Astoria Line and IRT Flushing Line