Vilar Formoso–Fuentes de Oñoro rail link
E302844
The Vilar Formoso–Fuentes de Oñoro rail link is an international railway connection between Portugal and Spain that serves as a key cross-border route for passenger and freight traffic on the Iberian Peninsula.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Vilar Formoso–Fuentes de Oñoro rail link canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2853846 — 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: Vilar Formoso–Fuentes de Oñoro rail link Context triple: [Portuguese national rail network, hasBorderCrossing, Vilar Formoso–Fuentes de Oñoro rail link]
-
A.
Madrid–Barcelona railway
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.
-
B.
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.
-
C.
Roca Line
The Roca Line is a major commuter rail service in the Buenos Aires metropolitan area that links the city with numerous southern suburbs.
-
D.
Alausí Nariz del Diablo railway
The Alausí Nariz del Diablo railway is a famous Ecuadorian mountain train route renowned for its dramatic switchbacks along steep cliffs and panoramic Andean views.
-
E.
Oruro railway junction
Oruro railway junction is a major rail hub in Bolivia that connects key lines linking the Andean highlands with other regions of the country and neighboring nations.
- 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: Vilar Formoso–Fuentes de Oñoro rail link Target entity description: The Vilar Formoso–Fuentes de Oñoro rail link is an international railway connection between Portugal and Spain that serves as a key cross-border route for passenger and freight traffic on the Iberian Peninsula.
-
A.
Madrid–Barcelona railway
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.
-
B.
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.
-
C.
Roca Line
The Roca Line is a major commuter rail service in the Buenos Aires metropolitan area that links the city with numerous southern suburbs.
-
D.
Alausí Nariz del Diablo railway
The Alausí Nariz del Diablo railway is a famous Ecuadorian mountain train route renowned for its dramatic switchbacks along steep cliffs and panoramic Andean views.
-
E.
Oruro railway junction
Oruro railway junction is a major rail hub in Bolivia that connects key lines linking the Andean highlands with other regions of the country and neighboring nations.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
cross-border rail link
ⓘ
international railway line ⓘ |
| borderCrossing |
Spain–Portugal border
ⓘ
surface form:
Vilar Formoso–Fuentes de Oñoro border
|
| borderType | Schengen internal border ⓘ |
| connects |
Fuentes de Oñoro railway station
ⓘ
Vilar Formoso railway station ⓘ |
| country |
Portugal
ⓘ
Spain ⓘ |
| crossesBorderBetween | Portugal and Spain ⓘ |
| function | international rail transport corridor ⓘ |
| gauge | Iberian gauge ⓘ |
| hasTerminusIn |
Fuentes de Oñoro
ⓘ
Vilar Formoso ⓘ |
| locatedIn | Iberian Peninsula ⓘ |
| partOf |
Portuguese railway network
ⓘ
Spanish railway network ⓘ |
| regionServed |
Castile and León
ⓘ
Centro Region of Portugal ⓘ |
| role |
international freight corridor
ⓘ
international passenger corridor ⓘ |
| serves | Portugal–Spain rail traffic ⓘ |
| significance | key cross-border route on the Iberian Peninsula ⓘ |
| transportMode | rail ⓘ |
| usedFor |
freight rail traffic
ⓘ
passenger rail 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: Vilar Formoso–Fuentes de Oñoro rail link Description of subject: The Vilar Formoso–Fuentes de Oñoro rail link is an international railway connection between Portugal and Spain that serves as a key cross-border route for passenger and freight traffic on the Iberian Peninsula.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.