181st Street
E527478
181st Street is a New York City Subway station in Washington Heights serving the IND Eighth Avenue Line.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 181st Street canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T3499005 — 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 Context triple: [Eighth Avenue Line (IND), hasStation, 181st Street]
-
A.
190th Street
190th Street is a deep-level New York City Subway station in Washington Heights, Manhattan, served by the A train.
-
B.
East 180th Street
East 180th Street is a New York City Subway station in the Bronx that serves as a key transfer point and former terminal on the IRT system.
-
C.
East 161st Street
East 161st Street is a major thoroughfare in the Bronx, New York City, known for running past Yankee Stadium and serving as a key local connector in the borough.
-
D.
East 120th Street
East 120th Street is a street in Manhattan’s Harlem neighborhood, known in part for running along the northern edge of Marcus Garvey Park.
-
E.
West 138th Street
West 138th Street is a historic street in Harlem, New York City, closely associated with the neighborhood’s African American cultural and religious life.
- 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 Target entity description: 181st Street is a New York City Subway station in Washington Heights serving the IND Eighth Avenue Line.
-
A.
190th Street
190th Street is a deep-level New York City Subway station in Washington Heights, Manhattan, served by the A train.
-
B.
East 180th Street
East 180th Street is a New York City Subway station in the Bronx that serves as a key transfer point and former terminal on the IRT system.
-
C.
East 161st Street
East 161st Street is a major thoroughfare in the Bronx, New York City, known for running past Yankee Stadium and serving as a key local connector in the borough.
-
D.
East 120th Street
East 120th Street is a street in Manhattan’s Harlem neighborhood, known in part for running along the northern edge of Marcus Garvey Park.
-
E.
West 138th Street
West 138th Street is a historic street in Harlem, New York City, closely associated with the neighborhood’s African American cultural and religious life.
- F. None of above. chosen
Statements (32)
| Predicate | Object |
|---|---|
| instanceOf | New York City Subway station ⓘ |
| accessible | no ⓘ |
| borough | Manhattan ⓘ |
| division | IND ⓘ |
| fareControl | mezzanine above platforms ⓘ |
| fareSystem |
MetroCard
NERFINISHED
ⓘ
OMNY NERFINISHED ⓘ |
| hasAdjacentStation |
175th Street
NERFINISHED
ⓘ
190th Street NERFINISHED ⓘ |
| hasFeature |
express tracks used by A train
ⓘ
local tracks served at all times ⓘ |
| hasServicePattern | A express, C local on Eighth Avenue Line ⓘ |
| lineColor | blue ⓘ |
| locale | Washington Heights NERFINISHED ⓘ |
| locatedIn |
Manhattan
ⓘ
New York NERFINISHED ⓘ New York City ⓘ United States ⓘ
linked to:
United States of America
Washington Heights, Manhattan NERFINISHED ⓘ |
| neighborhood | Washington Heights NERFINISHED ⓘ |
| numberOfTracks | 4 ⓘ |
| opened | 1932 ⓘ |
| openedAsPartOf | IND Eighth Avenue Line initial segment NERFINISHED ⓘ |
| operatedBy | New York City Transit Authority NERFINISHED ⓘ |
| ownedBy |
City of New York
ⓘ
linked to:
New York City
|
| partOfSystem | New York City Subway ⓘ |
| platformType | 2 side platforms ⓘ |
| servedByTrain |
A
ⓘ
C ⓘ |
| servesLine | IND Eighth Avenue Line NERFINISHED ⓘ |
| streetIntersection | St. Nicholas Avenue and West 181st Street NERFINISHED ⓘ |
| structureType | underground ⓘ |
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 Description of subject: 181st Street is a New York City Subway station in Washington Heights serving the IND Eighth Avenue Line.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.