181st Street (IRT Broadway–Seventh Avenue Line)
E229681
181st Street (IRT Broadway–Seventh Avenue Line) is a New York City Subway station in Upper Manhattan serving the 1 train and notable for its deep-bore tunnel design and elevator access from street level.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 181st Street (IRT Broadway–Seventh Avenue Line) canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T2028597 — 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: 181st Street (IRT Broadway–Seventh Avenue Line) Context triple: [Washington Heights, contains, 181st Street (IRT Broadway–Seventh Avenue Line)]
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A.
181st Street (IND Eighth Avenue Line)
181st Street (IND Eighth Avenue Line) is a New York City Subway station in Upper Manhattan serving the A train in the Washington Heights neighborhood.
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B.
Fulton Street (IND Eighth Avenue Line)
Fulton Street (IND Eighth Avenue Line) is a New York City Subway station in Lower Manhattan served by the A and C trains as part of the larger Fulton Street transit complex.
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C.
207th Street (IRT Broadway–Seventh Avenue Line)
207th Street (IRT Broadway–Seventh Avenue Line) is a New York City Subway station in Inwood, Manhattan, served by the 1 train.
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D.
Van Siclen Avenue (IRT New Lots Line)
Van Siclen Avenue (IRT New Lots Line) is a local New York City Subway station in Brooklyn served by the 3 train, located along the elevated IRT New Lots Line.
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E.
Fulton Street (IRT Broadway–Seventh Avenue Line)
Fulton Street (IRT Broadway–Seventh Avenue Line) is a New York City Subway station in Lower Manhattan serving the 2 and 3 trains as part of the larger Fulton Street transit complex.
- 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: 181st Street (IRT Broadway–Seventh Avenue Line) Target entity description: 181st Street (IRT Broadway–Seventh Avenue Line) is a New York City Subway station in Upper Manhattan serving the 1 train and notable for its deep-bore tunnel design and elevator access from street level.
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A.
181st Street (IND Eighth Avenue Line)
181st Street (IND Eighth Avenue Line) is a New York City Subway station in Upper Manhattan serving the A train in the Washington Heights neighborhood.
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B.
Fulton Street (IND Eighth Avenue Line)
Fulton Street (IND Eighth Avenue Line) is a New York City Subway station in Lower Manhattan served by the A and C trains as part of the larger Fulton Street transit complex.
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C.
207th Street (IRT Broadway–Seventh Avenue Line)
207th Street (IRT Broadway–Seventh Avenue Line) is a New York City Subway station in Inwood, Manhattan, served by the 1 train.
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D.
Van Siclen Avenue (IRT New Lots Line)
Van Siclen Avenue (IRT New Lots Line) is a local New York City Subway station in Brooklyn served by the 3 train, located along the elevated IRT New Lots Line.
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E.
Fulton Street (IRT Broadway–Seventh Avenue Line)
Fulton Street (IRT Broadway–Seventh Avenue Line) is a New York City Subway station in Lower Manhattan serving the 2 and 3 trains as part of the larger Fulton Street transit complex.
- 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: 181st Street (IRT Broadway–Seventh Avenue Line) Description of subject: 181st Street (IRT Broadway–Seventh Avenue Line) is a New York City Subway station in Upper Manhattan serving the 1 train and notable for its deep-bore tunnel design and elevator access from street level.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.