86th Street (Second Avenue Line)
E465058
86th Street (Second Avenue Line) is an underground New York City Subway station on the Second Avenue Subway in Manhattan’s Upper East Side, serving the Q train.
All labels observed (3)
How this entity was disambiguated
This entity first appeared as the object of triple T4729011 — 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: 86th Street (Second Avenue Line) Context triple: [96th Street (Second Avenue Line), adjacentStationSouth, 86th Street (Second Avenue Line)]
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A.
96th Street (Second Avenue Line)
96th Street (Second Avenue Line) is a New York City Subway station on Manhattan’s Upper East Side that serves as the northern terminus of the Second Avenue Subway.
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B.
Sixth Avenue Line
The Sixth Avenue Line is a major New York City Subway trunk line in Manhattan that primarily carries B, D, F, and M trains along Sixth Avenue.
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C.
86th Street (IRT Lexington Avenue Line)
86th Street (IRT Lexington Avenue Line) is a busy local subway station on Manhattan’s Upper East Side serving the 4 and 6 trains along Lexington Avenue.
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D.
Second Avenue Line
The Second Avenue Line is a New York City Subway service planned and built to run primarily beneath Manhattan’s Second Avenue as part of a long-delayed effort to expand the city’s rapid transit network.
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E.
Eighth Avenue Line
The Eighth Avenue Line is a major New York City Subway trunk line in Manhattan, primarily served by the A, C, and E trains and known as the system’s first fully independent subway route.
- 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: 86th Street (Second Avenue Line) Target entity description: 86th Street (Second Avenue Line) is an underground New York City Subway station on the Second Avenue Subway in Manhattan’s Upper East Side, serving the Q train.
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A.
96th Street (Second Avenue Line)
96th Street (Second Avenue Line) is a New York City Subway station on Manhattan’s Upper East Side that serves as the northern terminus of the Second Avenue Subway.
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B.
Sixth Avenue Line
The Sixth Avenue Line is a major New York City Subway trunk line in Manhattan that primarily carries B, D, F, and M trains along Sixth Avenue.
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C.
86th Street (IRT Lexington Avenue Line)
86th Street (IRT Lexington Avenue Line) is a busy local subway station on Manhattan’s Upper East Side serving the 4 and 6 trains along Lexington Avenue.
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D.
Second Avenue Line
The Second Avenue Line is a New York City Subway service planned and built to run primarily beneath Manhattan’s Second Avenue as part of a long-delayed effort to expand the city’s rapid transit network.
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E.
Eighth Avenue Line
The Eighth Avenue Line is a major New York City Subway trunk line in Manhattan, primarily served by the A, C, and E trains and known as the system’s first fully independent subway route.
- 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: 86th Street (Second Avenue Line) Description of subject: 86th Street (Second Avenue Line) is an underground New York City Subway station on the Second Avenue Subway in Manhattan’s Upper East Side, serving the Q train.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
IRT Lexington Avenue Line trunk in Manhattan
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connectsWith
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IND Second Avenue Line at 86th Street (via crosstown buses and local connections; not a direct physical transfer)
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linked to: 86th Street (Second Avenue Line)
Q train operates via Second Avenue between 63rd Street and 96th Street
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servesStation
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86th Street (Second Avenue Subway)
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linked to: 86th Street (Second Avenue Line)
linked to: 86th Street (Second Avenue Line)