A28 motorway (Portugal)
E544745
The A28 motorway in Portugal is a major coastal highway linking Porto to Viana do Castelo and the northern border region, serving as a key route for traffic along the northwest Atlantic corridor.
All labels observed (1)
| Label | Occurrences |
|---|---|
| A28 motorway (Portugal) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5530620 — 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: A28 motorway (Portugal) Context triple: [Portuguese national road network, hasComponent, A28 motorway (Portugal)]
-
A.
A22 motorway (Portugal)
The A22 motorway, also known as Via do Infante, is a major toll highway running across Portugal’s Algarve region, connecting the Spanish border near Vila Real de Santo António to Lagos.
-
B.
A24 motorway (Portugal)
The A24 motorway in Portugal is a major north–south highway linking Viseu to Chaves and the Spanish border, serving as an important inland route parallel to the coast.
-
C.
A8 motorway (Portugal)
The A8 motorway in Portugal is a major north–south highway linking Lisbon to the central-western coastal region, including cities such as Loures, Torres Vedras, and Leiria.
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D.
A25 motorway (Portugal)
The A25 motorway in Portugal is a major east–west highway linking the coastal city of Aveiro to the Spanish border near Vilar Formoso, serving as a key route for domestic and international traffic across central Portugal.
-
E.
A29 motorway (Portugal)
The A29 motorway in Portugal is a major coastal highway in the north of the country that runs roughly parallel to the A1, helping to connect Porto with several coastal towns and easing traffic along the Atlantic corridor.
- 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: A28 motorway (Portugal) Target entity description: The A28 motorway in Portugal is a major coastal highway linking Porto to Viana do Castelo and the northern border region, serving as a key route for traffic along the northwest Atlantic corridor.
-
A.
A22 motorway (Portugal)
The A22 motorway, also known as Via do Infante, is a major toll highway running across Portugal’s Algarve region, connecting the Spanish border near Vila Real de Santo António to Lagos.
-
B.
A24 motorway (Portugal)
The A24 motorway in Portugal is a major north–south highway linking Viseu to Chaves and the Spanish border, serving as an important inland route parallel to the coast.
-
C.
A8 motorway (Portugal)
The A8 motorway in Portugal is a major north–south highway linking Lisbon to the central-western coastal region, including cities such as Loures, Torres Vedras, and Leiria.
-
D.
A25 motorway (Portugal)
The A25 motorway in Portugal is a major east–west highway linking the coastal city of Aveiro to the Spanish border near Vilar Formoso, serving as a key route for domestic and international traffic across central Portugal.
-
E.
A29 motorway (Portugal)
The A29 motorway in Portugal is a major coastal highway in the north of the country that runs roughly parallel to the A1, helping to connect Porto with several coastal towns and easing traffic along the Atlantic corridor.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
motorway
ⓘ
road in Portugal ⓘ |
| alsoKnownAs |
Autoestrada A28
NERFINISHED
ⓘ
IC1 (in some sections) NERFINISHED ⓘ |
| connectsCity |
Esposende
NERFINISHED
ⓘ
Matosinhos NERFINISHED ⓘ Porto NERFINISHED ⓘ Póvoa de Varzim NERFINISHED ⓘ Viana do Castelo NERFINISHED ⓘ Vila do Conde NERFINISHED ⓘ |
| connectsToBorderRegion | Minho-Lima border area with Spain ⓘ |
| country | Portugal ⓘ |
| facilitatesAccessTo |
Galicia (Spain)
NERFINISHED
ⓘ
Spanish border ⓘ |
| followsCoastOf | Atlantic Ocean NERFINISHED ⓘ |
| hasJunctionWith |
A27 motorway (Portugal)
NERFINISHED
ⓘ
A4 motorway (Portugal) NERFINISHED ⓘ N13 road (Portugal) NERFINISHED ⓘ VCI (Porto Inner Ring Road) NERFINISHED ⓘ |
| hasSpeedLimit | 120 km/h (typical Portuguese motorway limit) ⓘ |
| hasTolls | true (electronic tolls on sections) ⓘ |
| importance | key route for traffic along the northwest Atlantic corridor ⓘ |
| isCoastalRoute | true ⓘ |
| locatedIn |
Norte Region
NERFINISHED
ⓘ
Northern Portugal NERFINISHED ⓘ |
| maintainedBy | Portuguese road authorities ⓘ |
| parallelTo | N13 road (Portugal) NERFINISHED ⓘ |
| partOf | Portuguese motorway network NERFINISHED ⓘ |
| partOfCorridor | northwest Iberian Atlantic corridor ⓘ |
| passesNear | Francisco Sá Carneiro Airport NERFINISHED ⓘ |
| passesThrough |
Porto District
NERFINISHED
ⓘ
Viana do Castelo District NERFINISHED ⓘ |
| roadNumber | A28 NERFINISHED ⓘ |
| roadType | dual carriageway ⓘ |
| runsFrom | Porto NERFINISHED ⓘ |
| runsTo |
Viana do Castelo
NERFINISHED
ⓘ
northern border region of Portugal ⓘ |
| servesRegion | northwest Atlantic corridor of Portugal ⓘ |
| supports |
economic links between Porto and Viana do Castelo
ⓘ
tourism traffic to northern Portuguese coast ⓘ |
| usedFor |
commuter traffic
ⓘ
freight transport ⓘ long-distance traffic ⓘ |
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: A28 motorway (Portugal) Description of subject: The A28 motorway in Portugal is a major coastal highway linking Porto to Viana do Castelo and the northern border region, serving as a key route for traffic along the northwest Atlantic corridor.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.