Madrid–Barcelona railway
E160456
The Madrid–Barcelona railway is a major Spanish rail line linking the capital Madrid with the northeastern city of Barcelona, serving as one of the country’s principal passenger and freight corridors.
All labels observed (4)
How this entity was disambiguated
This entity first appeared as the object of triple T1396655 — 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: Madrid–Barcelona railway Context triple: [Guadalajara, Spain, railConnection, Madrid–Barcelona railway]
-
A.
Seville Metro
Seville Metro is a rapid transit system serving the city of Seville and its metropolitan area in southern Spain.
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B.
Madrid Metro
Madrid Metro is the extensive rapid transit system serving Spain’s capital, known for its large network, frequent service, and role as a primary mode of urban transportation.
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C.
Barcelona Metro
Barcelona Metro is the rapid transit rail network serving the city of Barcelona and its metropolitan area, known for its extensive coverage and integration with other public transport modes.
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D.
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.
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E.
Cercanías Madrid commuter rail
Cercanías Madrid commuter rail is a regional train network that connects Madrid with its surrounding metropolitan and suburban areas, providing frequent and rapid transit for daily commuters.
- 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: Madrid–Barcelona railway Target entity description: The Madrid–Barcelona railway is a major Spanish rail line linking the capital Madrid with the northeastern city of Barcelona, serving as one of the country’s principal passenger and freight corridors.
-
A.
Seville Metro
Seville Metro is a rapid transit system serving the city of Seville and its metropolitan area in southern Spain.
-
B.
Madrid Metro
Madrid Metro is the extensive rapid transit system serving Spain’s capital, known for its large network, frequent service, and role as a primary mode of urban transportation.
-
C.
Barcelona Metro
Barcelona Metro is the rapid transit rail network serving the city of Barcelona and its metropolitan area, known for its extensive coverage and integration with other public transport modes.
-
D.
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.
-
E.
Cercanías Madrid commuter rail
Cercanías Madrid commuter rail is a regional train network that connects Madrid with its surrounding metropolitan and suburban areas, providing frequent and rapid transit for daily commuters.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
conventional railway
ⓘ
railway line ⓘ |
| connectsCity |
Barcelona
ⓘ
Madrid ⓘ |
| connectsRegion |
central Spain
ⓘ
northeastern Spain ⓘ |
| connectsToNetwork | other Iberian-gauge lines in Spain ⓘ |
| continent | Europe ⓘ |
| country | Spain ⓘ |
| electrification | 25 kV AC overhead line ⓘ |
| gaugeType | broad gauge ⓘ |
| hasFunction |
commuter connections on some sections
ⓘ
long-distance services ⓘ regional services ⓘ |
| hasRouteDirection | southwest–northeast ⓘ |
| historicalRole | main corridor between Madrid and northeastern Spain ⓘ |
| historicalSignificance | one of Spain’s principal rail axes ⓘ |
| infrastructureManager | ADIF ⓘ |
| isPartOf | Spanish railway network ⓘ |
| languageOfToponym |
Catalan
ⓘ
Spanish ⓘ |
| linkType | intercity rail link ⓘ |
| locatedIn |
Aragon
ⓘ
Castile-La Mancha ⓘ
surface form:
Castile–La Mancha
Catalonia ⓘ Community of Madrid ⓘ Iberian Peninsula ⓘ |
| operator | Renfe Operadora ⓘ |
| owner | Administrador de Infraestructuras Ferroviarias ⓘ |
| ownerAbbreviation | ADIF ⓘ |
| parallelTo |
Madrid–Barcelona railway
self-linksurface differs
ⓘ
surface form:
Madrid–Barcelona high-speed rail line
|
| primaryUse |
freight transport
ⓘ
passenger transport ⓘ |
| servesAs |
principal freight corridor
ⓘ
principal passenger corridor ⓘ |
| servesCity |
Lleida
ⓘ
Tarragona ⓘ Zaragoza ⓘ |
| status | in operation ⓘ |
| terminus |
Barcelona
ⓘ
Madrid ⓘ |
| trackGauge | 1668 mm ⓘ |
| transportMode | rail ⓘ |
| usesRailGauge | Iberian gauge ⓘ |
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: Madrid–Barcelona railway Description of subject: The Madrid–Barcelona railway is a major Spanish rail line linking the capital Madrid with the northeastern city of Barcelona, serving as one of the country’s principal passenger and freight corridors.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Western Catalonia
this entity surface form:
Madrid–Barcelona high-speed rail line (Lleida station)
this entity surface form:
Madrid–Barcelona high-speed rail line
this entity surface form:
Madrid–Barcelona conventional railway line
subject surface form:
Guadalajara (Spain)