Perth Bridge
E175300
Perth Bridge is a historic stone road bridge spanning the River Tay in Perth, Scotland, known for its multiple arches and 18th-century construction.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Perth Bridge canonical | 2 |
| Old Bridge, Perth | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T808195 — 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: Perth Bridge Context triple: [Perth, hasBridge, Perth Bridge]
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A.
Trinity Bridge
Trinity Bridge is a distinctive three-way footbridge in Greater Manchester, England, designed by architect Santiago Calatrava to link Salford and Manchester across the River Irwell.
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B.
Trinity Bridge
Trinity Bridge is a historic steel bascule bridge in Saint Petersburg, Russia, known for its ornate design and role as a major crossing over the Neva River near the city’s central landmarks.
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C.
Hawthorne Bridge
Hawthorne Bridge is a historic truss bridge in Portland, Oregon, known as one of the city’s oldest and most heavily used river crossings.
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D.
Wellington Bridge
Wellington Bridge is a roadway bridge in the Boston area that carries traffic across the Mystic River between Medford and Somerville, Massachusetts.
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E.
Benson Bridge
Benson Bridge is a historic pedestrian footbridge that spans the lower falls at Oregon’s Multnomah Falls, offering visitors a close-up view of the cascading water.
- 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: Perth Bridge Target entity description: Perth Bridge is a historic stone road bridge spanning the River Tay in Perth, Scotland, known for its multiple arches and 18th-century construction.
-
A.
Trinity Bridge
Trinity Bridge is a distinctive three-way footbridge in Greater Manchester, England, designed by architect Santiago Calatrava to link Salford and Manchester across the River Irwell.
-
B.
Trinity Bridge
Trinity Bridge is a historic steel bascule bridge in Saint Petersburg, Russia, known for its ornate design and role as a major crossing over the Neva River near the city’s central landmarks.
-
C.
Hawthorne Bridge
Hawthorne Bridge is a historic truss bridge in Portland, Oregon, known as one of the city’s oldest and most heavily used river crossings.
-
D.
Wellington Bridge
Wellington Bridge is a roadway bridge in the Boston area that carries traffic across the Mystic River between Medford and Somerville, Massachusetts.
-
E.
Benson Bridge
Benson Bridge is a historic pedestrian footbridge that spans the lower falls at Oregon’s Multnomah Falls, offering visitors a close-up view of the cascading water.
- F. None of above. chosen
Statements (34)
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: Perth Bridge Description of subject: Perth Bridge is a historic stone road bridge spanning the River Tay in Perth, Scotland, known for its multiple arches and 18th-century construction.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Perth Bridge