Roosevelt Island Tramway
E6590
The Roosevelt Island Tramway is an aerial cable car system in New York City that connects Roosevelt Island to Manhattan, offering both public transit and scenic views of the skyline.
All labels observed (5)
How this entity was disambiguated
This entity first appeared as the object of triple T23888 — 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: Roosevelt Island Tramway Context triple: [East River, crossedBy, Roosevelt Island Tramway]
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A.
New York City Subway
The New York City Subway is one of the world’s largest and busiest rapid transit systems, serving the five boroughs of New York City with extensive 24/7 underground and elevated rail service.
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B.
Portland Streetcar
Portland Streetcar is a modern urban streetcar transit system serving central Portland, Oregon, connecting key neighborhoods, employment centers, and educational institutions.
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C.
AirTrain JFK
AirTrain JFK is an elevated people mover system in New York City that links John F. Kennedy International Airport with nearby subway, commuter rail, and parking facilities.
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D.
Washington Metro
Washington Metro is the rapid transit system serving the Washington, D.C. metropolitan area, known for its extensive rail network connecting the city with its suburbs in Maryland and Virginia.
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E.
San Francisco cable car system
The San Francisco cable car system is a historic manually operated streetcar network and iconic symbol of the city, known for its steep routes and status as the world’s last permanently operational cable car system.
- 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: Roosevelt Island Tramway Target entity description: The Roosevelt Island Tramway is an aerial cable car system in New York City that connects Roosevelt Island to Manhattan, offering both public transit and scenic views of the skyline.
-
A.
New York City Subway
The New York City Subway is one of the world’s largest and busiest rapid transit systems, serving the five boroughs of New York City with extensive 24/7 underground and elevated rail service.
-
B.
Portland Streetcar
Portland Streetcar is a modern urban streetcar transit system serving central Portland, Oregon, connecting key neighborhoods, employment centers, and educational institutions.
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C.
AirTrain JFK
AirTrain JFK is an elevated people mover system in New York City that links John F. Kennedy International Airport with nearby subway, commuter rail, and parking facilities.
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D.
Washington Metro
Washington Metro is the rapid transit system serving the Washington, D.C. metropolitan area, known for its extensive rail network connecting the city with its suburbs in Maryland and Virginia.
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E.
San Francisco cable car system
The San Francisco cable car system is a historic manually operated streetcar network and iconic symbol of the city, known for its steep routes and status as the world’s last permanently operational cable car system.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
aerial tramway
ⓘ
public transit system ⓘ tourist attraction ⓘ |
| accessibility | wheelchair accessible ⓘ |
| cabinCapacity | approximately 110 passengers ⓘ |
| category |
Aerial tramways in the United States
ⓘ
Roosevelt Island ⓘ Transport in Manhattan ⓘ |
| connects |
Roosevelt Island
ⓘ
Upper East Side of Manhattan ⓘ
linked to:
Upper East Side
|
| country |
United States
ⓘ
linked to:
United States of America
|
| crosses | East River ⓘ |
| designedFor | both commuting and sightseeing ⓘ |
| fareSystem | Metropolitan Transportation Authority fare system ⓘ |
| governingBody |
State of New York
ⓘ
linked to:
U.S. state of New York
|
| length | approximately 940 meters ⓘ |
| locatedIn |
Manhattan
ⓘ
New York City ⓘ Roosevelt Island ⓘ |
| locatedInAdministrativeTerritory |
New York County
ⓘ
Queens County ⓘ |
| mediaAppearance | featured in films and television shows set in New York City ⓘ |
| nearbyLandmark |
59th Street Bridge
ⓘ
Queensboro Bridge ⓘ |
| notableFor |
being one of the first urban aerial tramways in North America
ⓘ
providing scenic views of the Manhattan skyline ⓘ |
| numberOfCabins | 2 ⓘ |
| numberOfTracks | 2 ⓘ |
| opened | 1976 ⓘ |
| openingDate | 1976-05-17 ⓘ |
| operator | Roosevelt Island Operating Corporation ⓘ |
| owner | Roosevelt Island Operating Corporation ⓘ |
| partOf | public transportation in New York City ⓘ |
| paymentMethod |
MetroCard
ⓘ
OMNY ⓘ |
| primaryLanguage | English ⓘ |
| reconstruction | complete modernization around 2010 ⓘ |
| regulates | New York State Department of Transportation ⓘ |
| reopened | 2010 ⓘ |
| safetyRecord | generally safe with rare incidents ⓘ |
| serves |
residents of Roosevelt Island
ⓘ
tourists ⓘ |
| serviceFrequency | frequent service throughout the day ⓘ |
| status | in operation ⓘ |
| terminus |
Manhattan station at 59th Street and Second Avenue
ⓘ
Roosevelt Island station ⓘ |
| timeZone | America/New_York ⓘ |
| transportType | aerial cable car ⓘ |
| travelTime | about 3 minutes ⓘ |
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: Roosevelt Island Tramway Description of subject: The Roosevelt Island Tramway is an aerial cable car system in New York City that connects Roosevelt Island to Manhattan, offering both public transit and scenic views of the skyline.
Referenced by (23)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Roosevelt Island Tramway
subject linked to:
Blackwell House on Roosevelt Island
Ferries of New York (state)
→
includesService
→
Roosevelt Island Tramway replacement ferries (temporary services)
ⓘ
linked to: Roosevelt Island Tramway
linked to: Roosevelt Island Tramway
linked to: Roosevelt Island Tramway