Vasco da Gama Bridge
E32066
The Vasco da Gama Bridge is a modern cable-stayed bridge in Lisbon, Portugal, and one of the longest bridges in Europe, spanning the Tagus River.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Vasco da Gama Bridge canonical | 20 |
| Vasco da Gama Bridge (over its estuary) | 1 |
| Vasco da Gama Bridge section | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T154665 — 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: Vasco da Gama Bridge Context triple: [Lisbon, hasLandmark, Vasco da Gama Bridge]
-
A.
25 de Abril Bridge
The 25 de Abril Bridge is a large suspension bridge in Lisbon, Portugal, often compared to San Francisco’s Golden Gate Bridge for its similar appearance and iconic status.
-
B.
Crimean Bridge
The Crimean Bridge is a massive road-and-rail bridge spanning the Kerch Strait, linking mainland Russia with the Crimean Peninsula and serving as a key strategic and political infrastructure project.
-
C.
Grand Bridge
The Grand Bridge is an imposing ornamental stone bridge and landscape feature within the grounds of Blenheim Palace in Oxfordshire, England, designed to enhance the estate’s grand Baroque setting.
-
D.
Son bridge
Son bridge is a strategically important bridge in the Netherlands that played a crucial role during the World War II Allied offensive known as Operation Market Garden.
-
E.
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.
- 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: Vasco da Gama Bridge Target entity description: The Vasco da Gama Bridge is a modern cable-stayed bridge in Lisbon, Portugal, and one of the longest bridges in Europe, spanning the Tagus River.
-
A.
25 de Abril Bridge
The 25 de Abril Bridge is a large suspension bridge in Lisbon, Portugal, often compared to San Francisco’s Golden Gate Bridge for its similar appearance and iconic status.
-
B.
Crimean Bridge
The Crimean Bridge is a massive road-and-rail bridge spanning the Kerch Strait, linking mainland Russia with the Crimean Peninsula and serving as a key strategic and political infrastructure project.
-
C.
Grand Bridge
The Grand Bridge is an imposing ornamental stone bridge and landscape feature within the grounds of Blenheim Palace in Oxfordshire, England, designed to enhance the estate’s grand Baroque setting.
-
D.
Son bridge
Son bridge is a strategically important bridge in the Netherlands that played a crucial role during the World War II Allied offensive known as Operation Market Garden.
-
E.
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.
- F. None of above. chosen
Statements (38)
| Predicate | Object |
|---|---|
| instanceOf |
bridge in Portugal
ⓘ
cable-stayed bridge ⓘ road bridge ⓘ |
| carries | motor vehicle traffic ⓘ |
| connects |
north bank of Tagus
ⓘ
south bank of Tagus ⓘ |
| constructionStartDate | 1995-02-01 ⓘ |
| country | Portugal ⓘ |
| crosses |
Tagus Estuary
ⓘ
linked to:
Tagus River estuary
Tagus River ⓘ |
| crossesBetween |
Montijo area
ⓘ
Sacavém ⓘ |
| design | cable-stayed ⓘ |
| designedFor | road transport ⓘ |
| hasFeature |
cable-stayed central section
ⓘ
viaduct sections ⓘ |
| hasToll | yes ⓘ |
| isOneOf | longest bridges in Europe ⓘ |
| locatedIn |
Lisbon
ⓘ
Lisbon metropolitan area ⓘ
linked to:
Lisbon
Tagus River estuary ⓘ |
| mainSpanLength | about 420 meters ⓘ |
| maintainedBy | Lusoponte ⓘ |
| material |
concrete
ⓘ
steel ⓘ |
| namedAfter |
Portuguese explorer Vasco da Gama
ⓘ
linked to:
Vasco da Gama
Vasco da Gama ⓘ |
| numberOfLanes | 6 ⓘ |
| openedInConnectionWith | Expo 98 ⓘ |
| openedToTraffic | 1998 ⓘ |
| openingDate | 1998-03-29 ⓘ |
| partOf | A12 motorway ⓘ |
| purpose | to relieve traffic on the 25 de Abril Bridge ⓘ |
| region |
Greater Lisbon
ⓘ
linked to:
Lisbon District
|
| tollDirection | towards Lisbon ⓘ |
| totalLength |
about 12.3 kilometers
ⓘ
about 12345 meters ⓘ |
| width | about 30 meters ⓘ |
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: Vasco da Gama Bridge Description of subject: The Vasco da Gama Bridge is a modern cable-stayed bridge in Lisbon, Portugal, and one of the longest bridges in Europe, spanning the Tagus River.
Referenced by (22)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Vasco da Gama Bridge
linked to: Vasco da Gama Bridge