Main Street Bridge
E577205
The Main Street Bridge is a prominent blue steel vertical-lift bridge in downtown Jacksonville, Florida, carrying traffic across the St. Johns River and serving as one of the city's most recognizable landmarks.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Main Street Bridge canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3957239 — 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: Main Street Bridge Context triple: [St. Johns River, notableBridge, Main Street Bridge]
-
A.
Main Street Bridge
Main Street Bridge is a prominent vehicular and pedestrian bridge in downtown Little Rock, Arkansas, spanning the Arkansas River and connecting Little Rock with North Little Rock.
-
B.
Monroe Street Bridge
Monroe Street Bridge is a historic concrete arch bridge spanning the Spokane River in downtown Spokane, Washington, known for its distinctive architecture and scenic views.
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C.
Willis Avenue Bridge
The Willis Avenue Bridge is a swing bridge in New York City that carries traffic between Manhattan and the Bronx.
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D.
Northern Avenue Bridge
The Northern Avenue Bridge is a historic steel truss bridge in Boston, Massachusetts, known for its former role carrying traffic across the Fort Point Channel between downtown and the Seaport District.
-
E.
University Avenue Bridge
The University Avenue Bridge is a historic movable bridge in Philadelphia, Pennsylvania, carrying University Avenue over the Schuylkill River and serving as an important connection between West Philadelphia and the city's medical and university districts.
- 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: Main Street Bridge Target entity description: The Main Street Bridge is a prominent blue steel vertical-lift bridge in downtown Jacksonville, Florida, carrying traffic across the St. Johns River and serving as one of the city's most recognizable landmarks.
-
A.
Main Street Bridge
Main Street Bridge is a prominent vehicular and pedestrian bridge in downtown Little Rock, Arkansas, spanning the Arkansas River and connecting Little Rock with North Little Rock.
-
B.
Monroe Street Bridge
Monroe Street Bridge is a historic concrete arch bridge spanning the Spokane River in downtown Spokane, Washington, known for its distinctive architecture and scenic views.
-
C.
Willis Avenue Bridge
The Willis Avenue Bridge is a swing bridge in New York City that carries traffic between Manhattan and the Bronx.
-
D.
Northern Avenue Bridge
The Northern Avenue Bridge is a historic steel truss bridge in Boston, Massachusetts, known for its former role carrying traffic across the Fort Point Channel between downtown and the Seaport District.
-
E.
University Avenue Bridge
The University Avenue Bridge is a historic movable bridge in Philadelphia, Pennsylvania, carrying University Avenue over the Schuylkill River and serving as an important connection between West Philadelphia and the city's medical and university districts.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
landmark
ⓘ
road bridge ⓘ steel bridge ⓘ vertical-lift bridge ⓘ |
| carries |
U.S. Route 1
NERFINISHED
ⓘ
U.S. Route 90 NERFINISHED ⓘ motor vehicles ⓘ pedestrians ⓘ |
| color | blue ⓘ |
| commonName | Main Street Bridge NERFINISHED ⓘ |
| connects |
Northbank of Jacksonville
NERFINISHED
ⓘ
Southbank of Jacksonville NERFINISHED ⓘ |
| crosses | St. Johns River NERFINISHED ⓘ |
| design | vertical-lift ⓘ |
| function | river crossing ⓘ |
| hasFeature |
movable lift span
ⓘ
steel truss structure ⓘ |
| hasLaneCount | 4 traffic lanes ⓘ |
| hasToll | no (toll removed) ⓘ |
| hasType | movable bridge ⓘ |
| isIconOf | Jacksonville skyline ⓘ |
| isMajorRouteFor | commuter traffic in downtown Jacksonville ⓘ |
| isOneOf | major bridges over the St. Johns River in Jacksonville ⓘ |
| isVisibleFrom | Jacksonville Riverwalk NERFINISHED ⓘ |
| John T. Alsop Jr. role | former mayor of Jacksonville ⓘ |
| locatedInCity | Jacksonville NERFINISHED ⓘ |
| locatedInCountry |
United States of America
ⓘ
surface form:
United States
|
| locatedInCounty | Duval County NERFINISHED ⓘ |
| locatedInState | Florida NERFINISHED ⓘ |
| maintainedBy | Florida Department of Transportation ⓘ |
| material | steel ⓘ |
| namedAfter | John T. Alsop Jr. NERFINISHED ⓘ |
| notableFor | being one of Jacksonville's most recognizable landmarks ⓘ |
| officialName | John T. Alsop Jr. Bridge NERFINISHED ⓘ |
| opened | 1941 ⓘ |
| openedToTrafficInDecade | 1940s ⓘ |
| owner | City of Jacksonville NERFINISHED ⓘ |
| partOf | downtown Jacksonville transportation network ⓘ |
| regionServed | Jacksonville metropolitan area NERFINISHED ⓘ |
| river | St. Johns River NERFINISHED ⓘ |
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: Main Street Bridge Description of subject: The Main Street Bridge is a prominent blue steel vertical-lift bridge in downtown Jacksonville, Florida, carrying traffic across the St. Johns River and serving as one of the city's most recognizable landmarks.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.