Green Island Bridge
E236757
Green Island Bridge is a vehicular and pedestrian bridge spanning the Hudson River, connecting the city of Troy to Green Island in New York State.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Green Island Bridge canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1553981 — 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: Green Island Bridge Context triple: [Troy, New York, hasBridge, Green Island Bridge]
-
A.
Blannerhassett Island Bridge
Blannerhassett Island Bridge is a cable-stayed highway bridge over the Ohio River that carries U.S. Route 50 near Parkersburg, West Virginia, providing access to Blennerhassett Island and connecting West Virginia with Ohio.
-
B.
West Gate Bridge
West Gate Bridge is a major steel box-girder road bridge in Melbourne, Australia, known for carrying heavy traffic between the city’s inner west and the central business district and for the tragic collapse during its construction in 1970.
-
C.
St. Johns Bridge
St. Johns Bridge is a historic steel suspension bridge in Portland, Oregon, noted for its striking Gothic-style towers and scenic span over the Willamette River.
-
D.
Newark Bay Bridge
The Newark Bay Bridge is a major steel cantilever bridge in New Jersey that carries the New Jersey Turnpike over Newark Bay, connecting Newark and Bayonne.
-
E.
Bay Bridge
The Bay Bridge is a major suspension bridge complex in the San Francisco Bay Area that connects San Francisco and Oakland across San Francisco Bay.
- 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: Green Island Bridge Target entity description: Green Island Bridge is a vehicular and pedestrian bridge spanning the Hudson River, connecting the city of Troy to Green Island in New York State.
-
A.
Blannerhassett Island Bridge
Blannerhassett Island Bridge is a cable-stayed highway bridge over the Ohio River that carries U.S. Route 50 near Parkersburg, West Virginia, providing access to Blennerhassett Island and connecting West Virginia with Ohio.
-
B.
West Gate Bridge
West Gate Bridge is a major steel box-girder road bridge in Melbourne, Australia, known for carrying heavy traffic between the city’s inner west and the central business district and for the tragic collapse during its construction in 1970.
-
C.
St. Johns Bridge
St. Johns Bridge is a historic steel suspension bridge in Portland, Oregon, noted for its striking Gothic-style towers and scenic span over the Willamette River.
-
D.
Newark Bay Bridge
The Newark Bay Bridge is a major steel cantilever bridge in New Jersey that carries the New Jersey Turnpike over Newark Bay, connecting Newark and Bayonne.
-
E.
Bay Bridge
The Bay Bridge is a major suspension bridge complex in the San Francisco Bay Area that connects San Francisco and Oakland across San Francisco Bay.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
road bridge
ⓘ
steel bridge ⓘ swing bridge ⓘ |
| allows | river navigation via movable span ⓘ |
| carries |
pedestrian traffic
ⓘ
vehicular traffic ⓘ |
| connects |
Green Island, New York
ⓘ
Troy, New York ⓘ |
| crosses |
Hudson River
ⓘ
Hudson River at Troy ⓘ Hudson River between Albany and Rensselaer counties ⓘ |
| crossesAt | Troy–Green Island reach of the Hudson River ⓘ |
| hasApproach |
Green Island local streets
ⓘ
Troy side urban street network ⓘ |
| hasDesign | bascule swing bridge ⓘ |
| hasFunction | local road connection between Troy and Green Island ⓘ |
| hasHistoricalEvent | previous bridge at site collapsed after fire in 1970s ⓘ |
| hasJurisdiction |
U.S. state of New York
ⓘ
surface form:
State of New York
|
| hasLaneCount | 2 ⓘ |
| hasMaterial | steel superstructure ⓘ |
| hasMovableSpan | yes ⓘ |
| hasNavigationClearance | movable span provides clearance for vessels ⓘ |
| hasNumberOfSpans | 3 ⓘ |
| hasPedestrianWalkway | yes ⓘ |
| hasToll | no ⓘ |
| hasUsage |
bicycles
ⓘ
motor vehicles ⓘ pedestrians ⓘ |
| isDownstreamOf | Troy–Waterford Bridge ⓘ |
| isPartOf | Hudson River crossing system in Troy area ⓘ |
| isStructureType | movable bridge ⓘ |
| isUpstreamOf | Menands Bridge ⓘ |
| locatedIn |
Albany County, New York
NERFINISHED
ⓘ
New York ⓘ
surface form:
New York State
Rensselaer County, New York NERFINISHED ⓘ United States of America ⓘ
surface form:
United States
|
| maintainedBy | New York State Department of Transportation ⓘ |
| namedAfter | Green Island NERFINISHED ⓘ |
| opened | 1981 ⓘ |
| partOf |
transportation infrastructure of Green Island, New York
ⓘ
transportation infrastructure of Troy, New York ⓘ |
| region | Capital District of New York ⓘ |
| replaced | earlier Green Island Bridge destroyed by fire ⓘ |
| replacedStructureAtSameSite | earlier railroad and highway bridge ⓘ |
| roadType | local street bridge ⓘ |
| serves | commuters between Troy and Green Island ⓘ |
| status | in service ⓘ |
| usedBy | local and regional traffic ⓘ |
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: Green Island Bridge Description of subject: Green Island Bridge is a vehicular and pedestrian bridge spanning the Hudson River, connecting the city of Troy to Green Island in New York State.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.