A3 Naples–Salerno motorway
E1004033
The A3 Naples–Salerno motorway is a major Italian highway in Campania that links the city of Naples with Salerno and serves as a key route toward southern Italy.
All labels observed (3)
| Label | Occurrences |
|---|---|
| A3 Naples–Salerno motorway canonical | 3 |
| A3 motorway (Salerno–Reggio Calabria) | 1 |
| Autostrada A3 Naples–Salerno | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12820438 — 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: A3 Naples–Salerno motorway Context triple: [Angri, connectedByMotorway, A3 Naples–Salerno motorway]
-
A.
A19 Palermo–Catania motorway
The A19 Palermo–Catania motorway is a major Italian highway in Sicily that links the island’s northwestern capital Palermo with the eastern city of Catania, crossing the island’s interior.
-
B.
Rome–Fiumicino motorway
The Rome–Fiumicino motorway is a major Italian highway that connects central Rome with Leonardo da Vinci–Fiumicino Airport, serving as the primary road link between the city and its main international air hub.
-
C.
A77 motorway
The A77 motorway is a major French highway in central France that connects the Paris region to Nevers and continues toward the Massif Central.
-
D.
A51 motorway
The A51 motorway is a French autoroute in southeastern France that connects the Aix-en-Provence area toward the Alps, serving as a key north–south route through the region.
-
E.
A52 motorway
The A52 motorway is a major German autobahn in North Rhine-Westphalia that links cities in the Rhine-Ruhr metropolitan region and serves as an important commuter and transit route.
- 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: A3 Naples–Salerno motorway Target entity description: The A3 Naples–Salerno motorway is a major Italian highway in Campania that links the city of Naples with Salerno and serves as a key route toward southern Italy.
-
A.
A19 Palermo–Catania motorway
The A19 Palermo–Catania motorway is a major Italian highway in Sicily that links the island’s northwestern capital Palermo with the eastern city of Catania, crossing the island’s interior.
-
B.
Rome–Fiumicino motorway
The Rome–Fiumicino motorway is a major Italian highway that connects central Rome with Leonardo da Vinci–Fiumicino Airport, serving as the primary road link between the city and its main international air hub.
-
C.
A77 motorway
The A77 motorway is a major French highway in central France that connects the Paris region to Nevers and continues toward the Massif Central.
-
D.
A51 motorway
The A51 motorway is a French autoroute in southeastern France that connects the Aix-en-Provence area toward the Alps, serving as a key north–south route through the region.
-
E.
A52 motorway
The A52 motorway is a major German autobahn in North Rhine-Westphalia that links cities in the Rhine-Ruhr metropolitan region and serves as an important commuter and transit route.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
Italian motorway
ⓘ
motorway ⓘ |
| belongsTo | Italian state road system ⓘ |
| connectsCity |
Naples
ⓘ
Salerno ⓘ |
| country | Italy ⓘ |
| hasDirection | north–south ⓘ |
| hasExits | multiple interchanges with local roads ⓘ |
| hasJunctionWith |
A1 motorway
ⓘ
A2 motorway ⓘ A30 motorway NERFINISHED ⓘ |
| hasLanes | dual carriageway in most sections ⓘ |
| hasName | A3 Naples–Salerno motorway ⓘ |
| hasServiceAreas | yes ⓘ |
| hasSpeedLimit | Italian motorway speed limits apply ⓘ |
| hasTollSections | yes ⓘ |
| infrastructureType | high-capacity road ⓘ |
| isAccessControlled | yes ⓘ |
| isImportantFor |
connection between central and southern Italy
ⓘ
tourism to the Amalfi and Sorrento areas ⓘ |
| isMajorTransportCorridorFor |
southern Italy
ⓘ
linked to:
Southern Italy
|
| isPartOfCorridor | north–south Italian road corridor ⓘ |
| languageOfName | Italian ⓘ |
| locatedIn | Campania ⓘ |
| locatedOnContinent | Europe ⓘ |
| maintainedBy | Italian motorway authorities ⓘ |
| partOf | Italian motorway network ⓘ |
| passesNear |
Castellammare di Stabia
ⓘ
linked to:
Stabiae
Nocera Inferiore ⓘ Pompei ⓘ
linked to:
Pompeii
Vesuvius area ⓘ |
| regionServed | Campania ⓘ |
| roadFunction |
long-distance traffic
ⓘ
regional traffic ⓘ |
| roadType | autostrada ⓘ |
| routeNumber | A3 ⓘ |
| servesAs | key route toward southern Italy ⓘ |
| servesMetropolitanArea |
Naples metropolitan area
ⓘ
linked to:
Metropolitan City of Naples
Salerno urban area ⓘ
linked to:
Salerno
|
| terminusA | Naples ⓘ |
| terminusB | Salerno ⓘ |
| usedFor |
freight transport
ⓘ
passenger transport ⓘ |
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: A3 Naples–Salerno motorway Description of subject: The A3 Naples–Salerno motorway is a major Italian highway in Campania that links the city of Naples with Salerno and serves as a key route toward southern Italy.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Angri, Campania, Italy
linked to: A3 Naples–Salerno motorway
linked to: A3 Naples–Salerno motorway