Linha de Braga
E322937
Linha de Braga is a suburban railway line in northern Portugal that connects the city of Braga to the Porto metropolitan rail network.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Porto–Braga railway | 2 |
| Linha de Braga canonical | 1 |
| Porto–São Bento to Braga line | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2893875 — 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: Linha de Braga Context triple: [Urbanos do Porto, hasLine, Linha de Braga]
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
Linha do Alentejo
Linha do Alentejo is a Portuguese railway line that connects Lisbon to the Alentejo region, serving as an important route for both passenger and freight transport in southern Portugal.
-
E.
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.
- 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: Linha de Braga Target entity description: Linha de Braga is a suburban railway line in northern Portugal that connects the city of Braga to the Porto metropolitan rail network.
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
Linha do Alentejo
Linha do Alentejo is a Portuguese railway line that connects Lisbon to the Alentejo region, serving as an important route for both passenger and freight transport in southern Portugal.
-
E.
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.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
railway line
ⓘ
suburban railway line ⓘ |
| cityServed |
Braga
ⓘ
Porto ⓘ |
| connectsTo |
Porto metropolitan rail network
ⓘ
linked to:
Porto commuter rail system
|
| country | Portugal ⓘ |
| electrification | 25 kV 50 Hz AC overhead line ⓘ |
| electrified | true ⓘ |
| hasStation |
Braga railway station
ⓘ
Nine railway station ⓘ Porto Campanhã railway station ⓘ Porto São Bento railway station ⓘ |
| infrastructureManager | Infraestruturas de Portugal ⓘ |
| locatedIn |
Iberian Peninsula
ⓘ
Northern Portugal ⓘ
linked to:
northern Portugal
|
| operator | Comboios de Portugal ⓘ |
| partOfNetwork | Linha do Minho suburban services ⓘ |
| railNetwork | Portuguese railway network ⓘ |
| regionServed |
Braga District
ⓘ
Porto District ⓘ |
| serviceType |
commuter rail
ⓘ
suburban rail ⓘ |
| terminus |
Braga
ⓘ
Porto Campanhã ⓘ
linked to:
Porto-Campanhã
Porto São Bento ⓘ |
| trackGauge |
1668 mm
ⓘ
Iberian gauge ⓘ |
| usedFor |
daily commuting
ⓘ
passenger transport ⓘ |
| usesRollingStock | electric multiple units ⓘ |
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: Linha de Braga Description of subject: Linha de Braga is a suburban railway line in northern Portugal that connects the city of Braga to the Porto metropolitan rail network.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Linha de Braga
linked to: Linha de Braga
linked to: Linha de Braga