Beira Alta Line services
E333983
Beira Alta Line services are regional and international passenger and freight train operations running along Portugal’s Beira Alta railway corridor, a key route linking central Portugal with Spain and the rest of Europe.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Beira Alta Line services canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3166183 — 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: Beira Alta Line services Context triple: [Lisbon Santa Apolónia railway station, isTerminalFor, Beira Alta Line services]
-
A.
Algarve line
The Algarve line is a major railway route in southern Portugal that connects the region’s coastal towns and cities along the Algarve.
-
B.
Linha de Cascais
Linha de Cascais is a coastal suburban railway line in the Lisbon metropolitan area of Portugal, connecting central Lisbon to the seaside town of Cascais.
-
C.
Linha de Leixões
Linha de Leixões is a freight-focused railway line in the Porto metropolitan area of Portugal, connecting the Port of Leixões with the national rail network.
-
D.
Linha de Guimarães
Linha de Guimarães is a railway line in northern Portugal that connects Porto to the city of Guimarães, serving as an important regional passenger route.
-
E.
Linha de Aveiro
Linha de Aveiro is a suburban railway line in northern Portugal that connects Porto with the coastal city of Aveiro as part of the Porto urban rail network.
- 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: Beira Alta Line services Target entity description: Beira Alta Line services are regional and international passenger and freight train operations running along Portugal’s Beira Alta railway corridor, a key route linking central Portugal with Spain and the rest of Europe.
-
A.
Algarve line
The Algarve line is a major railway route in southern Portugal that connects the region’s coastal towns and cities along the Algarve.
-
B.
Linha de Cascais
Linha de Cascais is a coastal suburban railway line in the Lisbon metropolitan area of Portugal, connecting central Lisbon to the seaside town of Cascais.
-
C.
Linha de Leixões
Linha de Leixões is a freight-focused railway line in the Porto metropolitan area of Portugal, connecting the Port of Leixões with the national rail network.
-
D.
Linha de Guimarães
Linha de Guimarães is a railway line in northern Portugal that connects Porto to the city of Guimarães, serving as an important regional passenger route.
-
E.
Linha de Aveiro
Linha de Aveiro is a suburban railway line in northern Portugal that connects Porto with the coastal city of Aveiro as part of the Porto urban rail network.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
freight rail service
ⓘ
passenger rail service ⓘ railway service ⓘ |
| borderCrossing |
Spain–Portugal border
ⓘ
surface form:
Portugal–Spain border
|
| borderFunction | international rail gateway between Portugal and Spain ⓘ |
| connectsRegion |
Coimbra District
ⓘ
Guarda District ⓘ Viseu District ⓘ |
| connectsTo |
Spain
ⓘ
rest of Europe ⓘ |
| corridorName | Beira Alta railway corridor ⓘ |
| country | Portugal ⓘ |
| electrificationStatus | partially electrified ⓘ |
| freightRole |
access route to European rail network
ⓘ
access route to Spanish rail network ⓘ |
| gauge | Iberian gauge ⓘ |
| importance | major east–west rail axis in Portugal ⓘ |
| infrastructureOwner | Infraestruturas de Portugal ⓘ |
| integration | part of trans-European rail flows ⓘ |
| isPartOf | Portuguese rail network ⓘ |
| locatedIn | central Portugal ⓘ |
| mainFreightOperator |
Medway (Portugal)
ⓘ
Takargo Rail ⓘ |
| mainPassengerOperator | Comboios de Portugal ⓘ |
| operatesAlong |
Beira Alta
ⓘ
surface form:
Beira Alta region
|
| passengerRole | regional mobility in central Portugal ⓘ |
| primaryFunction |
freight transport
ⓘ
passenger transport ⓘ |
| routeOrientation | west–east ⓘ |
| serviceType |
freight rail
ⓘ
international rail ⓘ regional rail ⓘ |
| strategicRole |
international rail corridor
ⓘ
key freight route between Portugal and Spain ⓘ key freight route between Portugal and central Europe ⓘ |
| supportsTraffic |
conventional freight
ⓘ
intermodal freight ⓘ international passenger ⓘ regional passenger ⓘ |
| typicalRollingStock |
diesel locomotives
ⓘ
electric locomotives ⓘ freight wagons ⓘ passenger coaches ⓘ |
| usesRailwayLine |
Linha da Beira Alta
ⓘ
surface form:
Beira Alta Line
|
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: Beira Alta Line services Description of subject: Beira Alta Line services are regional and international passenger and freight train operations running along Portugal’s Beira Alta railway corridor, a key route linking central Portugal with Spain and the rest of Europe.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.