A20 motorway (Portugal)
E555487
The A20 motorway in Portugal is an urban ring road around Porto that helps distribute traffic and connect major routes in the country's northern region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| A20 motorway (Portugal) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5530646 — 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: A20 motorway (Portugal) Context triple: [Portuguese national road network, hasComponent, A20 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.
A21 motorway (Portugal)
The A21 motorway in Portugal is a relatively short highway that connects the A8 motorway to the coastal town of Ericeira, serving as an important link between Lisbon’s metropolitan area and the western seafront.
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C.
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.
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D.
A23 motorway (Portugal)
The A23 motorway in Portugal is a major inland highway linking Torres Novas to Guarda, providing an important north–south connection through the country’s interior regions.
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E.
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.
- 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: A20 motorway (Portugal) Target entity description: The A20 motorway in Portugal is an urban ring road around Porto that helps distribute traffic and connect major routes in the country's northern region.
-
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.
A21 motorway (Portugal)
The A21 motorway in Portugal is a relatively short highway that connects the A8 motorway to the coastal town of Ericeira, serving as an important link between Lisbon’s metropolitan area and the western seafront.
-
C.
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.
-
D.
A23 motorway (Portugal)
The A23 motorway in Portugal is a major inland highway linking Torres Novas to Guarda, providing an important north–south connection through the country’s interior regions.
-
E.
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.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
motorway
ⓘ
ring road ⓘ |
| abbreviation | VCI NERFINISHED ⓘ |
| alsoKnownAs | Via de Cintura Interna NERFINISHED ⓘ |
| connectsTo |
A1 motorway (Portugal)
NERFINISHED
ⓘ
A28 motorway (Portugal) NERFINISHED ⓘ A3 motorway (Portugal) NERFINISHED ⓘ A4 motorway (Portugal) NERFINISHED ⓘ IC23 NERFINISHED ⓘ |
| country | Portugal ⓘ |
| function |
connection between major routes in northern Portugal
ⓘ
traffic distribution around Porto ⓘ urban ring road around Porto ⓘ |
| hasAccessTo |
Port of Leixões
NERFINISHED
ⓘ
Porto city centre NERFINISHED ⓘ |
| hasJunctionWith |
A1 motorway (Portugal)
NERFINISHED
ⓘ
A28 motorway (Portugal) NERFINISHED ⓘ A3 motorway (Portugal) NERFINISHED ⓘ A4 motorway (Portugal) NERFINISHED ⓘ |
| hasSpeedLimit | Portuguese motorway speed limit ⓘ |
| isPartOfRing | Porto ring road system NERFINISHED ⓘ |
| jurisdiction | Portuguese Republic NERFINISHED ⓘ |
| lanes | dual carriageway ⓘ |
| locatedIn | Porto NERFINISHED ⓘ |
| locatedInDistrict | Porto District NERFINISHED ⓘ |
| locatedInRegion | Norte Region NERFINISHED ⓘ |
| maintainedBy | Infraestruturas de Portugal NERFINISHED ⓘ |
| partOf | Portuguese motorway network ⓘ |
| passesNear | Francisco Sá Carneiro Airport NERFINISHED ⓘ |
| passesThrough |
Maia
NERFINISHED
ⓘ
Matosinhos NERFINISHED ⓘ Porto NERFINISHED ⓘ |
| region | northern Portugal ⓘ |
| roadClass | A-class motorway ⓘ |
| roadNumber | A20 NERFINISHED ⓘ |
| roadType | urban motorway ⓘ |
| roleInNetwork | distributor of traffic between radial motorways around Porto ⓘ |
| servesCity | Porto NERFINISHED ⓘ |
| servesMetropolitanArea | Porto Metropolitan Area NERFINISHED ⓘ |
| surface | asphalt ⓘ |
| toll | no ⓘ |
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: A20 motorway (Portugal) Description of subject: The A20 motorway in Portugal is an urban ring road around Porto that helps distribute traffic and connect major routes in the country's northern region.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.