Broadway Bridge
E23737
The Broadway Bridge is a movable bridge in New York City that carries Broadway and the subway across the Harlem River between Manhattan and the Bronx.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Broadway Bridge canonical | 12 |
| Washington Bridge | 2 |
| Harlem River bridge system | 1 |
| IRT Lenox Avenue Line bridge | 1 |
| swing-span Broadway Bridge | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T37757 — 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: Broadway Bridge Context triple: [Harlem River, crossedBy, Broadway Bridge]
-
A.
Manhattan Bridge
The Manhattan Bridge is a suspension bridge in New York City that connects Lower Manhattan and Downtown Brooklyn and carries both vehicular traffic and subway lines.
-
B.
Whitestone Bridge
The Whitestone Bridge is a major suspension bridge in New York City that connects the Bronx and Queens across the East River, serving as a key link between the city and Long Island.
-
C.
Henry Hudson Bridge
The Henry Hudson Bridge is a steel arch toll bridge in New York City that carries traffic over the Spuyten Duyvil Creek between Manhattan and the Bronx.
-
D.
Williamsburg Bridge
The Williamsburg Bridge is a large suspension bridge in New York City that connects the Lower East Side of Manhattan with the Williamsburg neighborhood in Brooklyn.
-
E.
Queensboro Bridge
The Queensboro Bridge is a major cantilever bridge in New York City that connects the boroughs of Manhattan and Queens and is a key artery for vehicular, bicycle, and pedestrian traffic.
- 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: Broadway Bridge Target entity description: The Broadway Bridge is a movable bridge in New York City that carries Broadway and the subway across the Harlem River between Manhattan and the Bronx.
-
A.
Manhattan Bridge
The Manhattan Bridge is a suspension bridge in New York City that connects Lower Manhattan and Downtown Brooklyn and carries both vehicular traffic and subway lines.
-
B.
Whitestone Bridge
The Whitestone Bridge is a major suspension bridge in New York City that connects the Bronx and Queens across the East River, serving as a key link between the city and Long Island.
-
C.
Henry Hudson Bridge
The Henry Hudson Bridge is a steel arch toll bridge in New York City that carries traffic over the Spuyten Duyvil Creek between Manhattan and the Bronx.
-
D.
Williamsburg Bridge
The Williamsburg Bridge is a large suspension bridge in New York City that connects the Lower East Side of Manhattan with the Williamsburg neighborhood in Brooklyn.
-
E.
Queensboro Bridge
The Queensboro Bridge is a major cantilever bridge in New York City that connects the boroughs of Manhattan and Queens and is a key artery for vehicular, bicycle, and pedestrian traffic.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
movable bridge
ⓘ
rail bridge ⓘ road bridge ⓘ |
| carries |
Broadway
ⓘ
New York City Subway ⓘ |
| carriesSubwayLine |
IRT Broadway–Seventh Avenue Line
ⓘ
linked to:
Broadway–Seventh Avenue Line
|
| carriesSubwayService | 1 train ⓘ |
| connects |
Manhattan
ⓘ
The Bronx ⓘ |
| crosses | Harlem River ⓘ |
| crossesAt | Marble Hill ⓘ |
| crossesBetween |
Inwood, Manhattan
ⓘ
linked to:
Inwood
Marble Hill, Manhattan (geographically on the mainland adjacent to the Bronx) ⓘ
linked to:
Marble Hill
|
| designedFor | both vehicular and rail traffic ⓘ |
| hasDeck |
lower deck for subway tracks
ⓘ
upper deck for road traffic ⓘ |
| hasNumberOfRoadLanes | 6 ⓘ |
| locatedIn |
Manhattan
ⓘ
New York City ⓘ The Bronx ⓘ |
| locatedInCountry |
United States
ⓘ
linked to:
United States of America
|
| maintainedBy | New York City Department of Transportation ⓘ |
| opened | 1960 ⓘ |
| owner |
City of New York
ⓘ
linked to:
New York City
|
| partOf |
Broadway (Manhattan) thoroughfare
ⓘ
linked to:
Broadway (Manhattan street)
|
| precededBy |
swing-span Broadway Bridge
ⓘ
linked to:
Broadway Bridge
|
| replaced | earlier swing bridge at same location ⓘ |
| riverMile | near Harlem River Ship Canal ⓘ |
| structureType | bascule bridge ⓘ |
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: Broadway Bridge Description of subject: The Broadway Bridge is a movable bridge in New York City that carries Broadway and the subway across the Harlem River between Manhattan and the Bronx.
Referenced by (17)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Broadway Bridge
linked to: Broadway Bridge
linked to: Broadway Bridge
linked to: Broadway Bridge
linked to: Broadway Bridge