Joseph P. Sinclair Memorial Bridge
E848347
The Joseph P. Sinclair Memorial Bridge is a toll bridge in the San Francisco Bay Area that forms part of the region’s major highway and transportation network.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Joseph P. Sinclair Memorial Bridge canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7479369 — 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: Joseph P. Sinclair Memorial Bridge Context triple: [Bay Area Toll Authority, operatesOnInfrastructure, Joseph P. Sinclair Memorial Bridge]
-
A.
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.
-
B.
Harry W. Nice Memorial Bridge
The Harry W. Nice Memorial Bridge is a major highway bridge carrying U.S. Route 301 across the Potomac River between Maryland and Virginia.
-
C.
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.
-
D.
Glenn L. Jackson Memorial Bridge
The Glenn L. Jackson Memorial Bridge is a major concrete segmental bridge carrying traffic across the Columbia River between Oregon and Washington as part of the Portland metropolitan highway system.
-
E.
John F. McCarthy Memorial Bridge
The John F. McCarthy Memorial Bridge is a major toll bridge in the San Francisco Bay Area that carries Interstate 580 across San Francisco Bay between Richmond and San Rafael, California.
- 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: Joseph P. Sinclair Memorial Bridge Target entity description: The Joseph P. Sinclair Memorial Bridge is a toll bridge in the San Francisco Bay Area that forms part of the region’s major highway and transportation network.
-
A.
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.
-
B.
Harry W. Nice Memorial Bridge
The Harry W. Nice Memorial Bridge is a major highway bridge carrying U.S. Route 301 across the Potomac River between Maryland and Virginia.
-
C.
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.
-
D.
Glenn L. Jackson Memorial Bridge
The Glenn L. Jackson Memorial Bridge is a major concrete segmental bridge carrying traffic across the Columbia River between Oregon and Washington as part of the Portland metropolitan highway system.
-
E.
John F. McCarthy Memorial Bridge
The John F. McCarthy Memorial Bridge is a major toll bridge in the San Francisco Bay Area that carries Interstate 580 across San Francisco Bay between Richmond and San Rafael, California.
- F. None of above. chosen
Statements (10)
| Predicate | Object |
|---|---|
| instanceOf |
bridge
ⓘ
toll bridge ⓘ |
| crosses |
San Francisco Bay (region)
ⓘ
linked to:
San Francisco Bay Area
|
| hasToll | yes ⓘ |
| locatedIn |
California
ⓘ
linked to:
California, United States
San Francisco Bay Area ⓘ United States ⓘ
linked to:
United States of America
|
| namedAfter | Joseph P. Sinclair ⓘ |
| partOf |
regional highway network
ⓘ
regional transportation network ⓘ |
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: Joseph P. Sinclair Memorial Bridge Description of subject: The Joseph P. Sinclair Memorial Bridge is a toll bridge in the San Francisco Bay Area that forms part of the region’s major highway and transportation network.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.