Lamar Boulevard Bridge
E597840
The Lamar Boulevard Bridge is a historic multi-arch concrete bridge in Austin, Texas, carrying Lamar Boulevard over Lady Bird Lake near downtown.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lamar Boulevard Bridge canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4190271 — 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: Lamar Boulevard Bridge Context triple: [Lady Bird Lake, crossedBy, Lamar Boulevard Bridge]
-
A.
Congress Avenue Bridge
Congress Avenue Bridge is a prominent bridge in downtown Austin, Texas, best known for its large urban bat colony that attracts numerous visitors at dusk.
-
B.
John A. Lynch Sr. Memorial Bridge
The John A. Lynch Sr. Memorial Bridge is a major vehicular bridge in New Jersey that carries traffic across the Raritan River, serving as an important regional transportation link.
-
C.
George P. Coleman Memorial Bridge
The George P. Coleman Memorial Bridge is a major double-swing toll bridge in eastern Virginia that carries U.S. Route 17 across the York River, linking the Virginia Peninsula with Gloucester County.
-
D.
John P. Grace Memorial Bridge
The John P. Grace Memorial Bridge was a cantilever truss bridge in Charleston, South Carolina, that carried U.S. Route 17 and served as a primary crossing between Charleston and Mount Pleasant for much of the 20th century.
-
E.
Arland D. Williams Jr. Memorial Bridge
The Arland D. Williams Jr. Memorial Bridge is a Potomac River crossing in Washington, D.C., named in honor of an Air Florida Flight 90 crash hero and carrying traffic as part of the 14th Street Bridge complex.
- 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: Lamar Boulevard Bridge Target entity description: The Lamar Boulevard Bridge is a historic multi-arch concrete bridge in Austin, Texas, carrying Lamar Boulevard over Lady Bird Lake near downtown.
-
A.
Congress Avenue Bridge
Congress Avenue Bridge is a prominent bridge in downtown Austin, Texas, best known for its large urban bat colony that attracts numerous visitors at dusk.
-
B.
John A. Lynch Sr. Memorial Bridge
The John A. Lynch Sr. Memorial Bridge is a major vehicular bridge in New Jersey that carries traffic across the Raritan River, serving as an important regional transportation link.
-
C.
George P. Coleman Memorial Bridge
The George P. Coleman Memorial Bridge is a major double-swing toll bridge in eastern Virginia that carries U.S. Route 17 across the York River, linking the Virginia Peninsula with Gloucester County.
-
D.
John P. Grace Memorial Bridge
The John P. Grace Memorial Bridge was a cantilever truss bridge in Charleston, South Carolina, that carried U.S. Route 17 and served as a primary crossing between Charleston and Mount Pleasant for much of the 20th century.
-
E.
Arland D. Williams Jr. Memorial Bridge
The Arland D. Williams Jr. Memorial Bridge is a Potomac River crossing in Washington, D.C., named in honor of an Air Florida Flight 90 crash hero and carrying traffic as part of the 14th Street Bridge complex.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
bridge
ⓘ
concrete arch bridge ⓘ historic place ⓘ |
| addedToNationalRegisterOfHistoricPlaces | 1994 ⓘ |
| carries | Lamar Boulevard NERFINISHED ⓘ |
| crosses |
Colorado River (Texas)
NERFINISHED
ⓘ
Lady Bird Lake NERFINISHED ⓘ |
| design | open-spandrel concrete arch ⓘ |
| hasFunction | urban traffic artery ⓘ |
| hasHeritageDesignation | National Register of Historic Places listing NERFINISHED ⓘ |
| hasLaneCount | 4 ⓘ |
| hasLocationRelativeToCityCenter | near downtown Austin ⓘ |
| hasSidewalks | yes ⓘ |
| hasStructureType | multi-arch bridge ⓘ |
| hasToll | no ⓘ |
| hasUse |
pedestrian traffic
ⓘ
vehicular traffic ⓘ |
| isPartOf | Austin road network ⓘ |
| locatedIn |
Austin
ⓘ
surface form:
Austin, Texas
Texas ⓘ Travis County, Texas NERFINISHED ⓘ United States of America ⓘ
surface form:
United States
|
| locatedNear | downtown Austin NERFINISHED ⓘ |
| maintainedBy | City of Austin NERFINISHED ⓘ |
| material | reinforced concrete ⓘ |
| namedAfter | Lamar Boulevard NERFINISHED ⓘ |
| numberOfSpans | 6 ⓘ |
| opened | 1942 ⓘ |
| partOf | National Register of Historic Places NERFINISHED ⓘ |
| spans | Lady Bird Lake NERFINISHED ⓘ |
| yearCompleted | 1942 ⓘ |
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: Lamar Boulevard Bridge Description of subject: The Lamar Boulevard Bridge is a historic multi-arch concrete bridge in Austin, Texas, carrying Lamar Boulevard over Lady Bird Lake near downtown.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.