Infante Dom Henrique Bridge
E859260
The Infante Dom Henrique Bridge is a modern concrete road bridge spanning the Douro River in Porto, Portugal, known for its elegant single-span arch design and role in easing traffic between Porto and Vila Nova de Gaia.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Infante Dom Henrique Bridge canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10351463 — 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: Infante Dom Henrique Bridge Context triple: [Porto north bank, connectedBy, Infante Dom Henrique Bridge]
-
A.
Amarante Bridge
Amarante Bridge is a historic stone arch bridge in the town of Amarante, Portugal, renowned for its picturesque setting and architectural significance.
-
B.
Braga Bridge
The Braga Bridge is a major steel truss highway bridge carrying Interstate 195 over the Taunton River in Fall River, Massachusetts.
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C.
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.
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D.
Dom Luís I Bridge
Dom Luís I Bridge is a double-deck iron arch bridge spanning the Douro River in Porto, Portugal, renowned as one of the city’s most iconic landmarks.
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E.
Costa e Silva Bridge
The Costa e Silva Bridge is a major modernist road bridge in Brasília, Brazil, connecting key parts of the city across Lake Paranoá.
- 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: Infante Dom Henrique Bridge Target entity description: The Infante Dom Henrique Bridge is a modern concrete road bridge spanning the Douro River in Porto, Portugal, known for its elegant single-span arch design and role in easing traffic between Porto and Vila Nova de Gaia.
-
A.
Amarante Bridge
Amarante Bridge is a historic stone arch bridge in the town of Amarante, Portugal, renowned for its picturesque setting and architectural significance.
-
B.
Braga Bridge
The Braga Bridge is a major steel truss highway bridge carrying Interstate 195 over the Taunton River in Fall River, Massachusetts.
-
C.
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.
-
D.
Dom Luís I Bridge
Dom Luís I Bridge is a double-deck iron arch bridge spanning the Douro River in Porto, Portugal, renowned as one of the city’s most iconic landmarks.
-
E.
Costa e Silva Bridge
The Costa e Silva Bridge is a major modernist road bridge in Brasília, Brazil, connecting key parts of the city across Lake Paranoá.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
arch bridge
ⓘ
bridge over the Douro River ⓘ concrete bridge ⓘ road bridge ⓘ |
| city | Porto NERFINISHED ⓘ |
| cityServed | Porto metropolitan area NERFINISHED ⓘ |
| clearanceBelow | 70 metres ⓘ |
| connects |
Porto
NERFINISHED
ⓘ
Vila Nova de Gaia NERFINISHED ⓘ |
| continent | Europe ⓘ |
| country | Portugal ⓘ |
| crosses | Douro River NERFINISHED ⓘ |
| design | single-span arch ⓘ |
| designer | Adão da Fonseca NERFINISHED ⓘ |
| engineeringDiscipline | civil engineering ⓘ |
| function | carries motor vehicles ⓘ |
| hasSidewalks | yes ⓘ |
| heritage | part of the set of bridges over the Douro in Porto ⓘ |
| lanes | 4 traffic lanes ⓘ |
| length | 371 metres ⓘ |
| loadType | road vehicles ⓘ |
| locatedIn |
Porto
NERFINISHED
ⓘ
Vila Nova de Gaia NERFINISHED ⓘ |
| locationRelativeToCityCentre | east of Dom Luís I Bridge GENERATED ⓘ |
| mainSpanLength | 280 metres ⓘ |
| maintenance | Portuguese road authorities ⓘ |
| material | reinforced concrete ⓘ |
| namedAfter | Infante Dom Henrique NERFINISHED ⓘ |
| namedFor | Henry the Navigator NERFINISHED ⓘ |
| notableFor |
elegant concrete arch
ⓘ
long single-span design ⓘ |
| opened | 21 March 2003 ⓘ |
| owner | Portuguese public authorities ⓘ |
| partOf | road network of Porto metropolitan area ⓘ |
| region | Norte Region NERFINISHED ⓘ |
| replaced | upper deck road function of Dom Luís I Bridge ⓘ |
| riverBank |
left bank: Vila Nova de Gaia
ⓘ
right bank: Porto ⓘ |
| role | eases traffic between Porto and Vila Nova de Gaia ⓘ |
| safetyFeature | concrete barriers ⓘ |
| status | in use ⓘ |
| structureType | deck arch bridge ⓘ |
| toll | no ⓘ |
| trafficType | motor vehicles only ⓘ |
| urbanContext | inner-city river crossing ⓘ |
| use | road traffic ⓘ |
| width | 20 metres ⓘ |
| yearCompleted | 2003 ⓘ |
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: Infante Dom Henrique Bridge Description of subject: The Infante Dom Henrique Bridge is a modern concrete road bridge spanning the Douro River in Porto, Portugal, known for its elegant single-span arch design and role in easing traffic between Porto and Vila Nova de Gaia.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.