Linha de Sintra
E313044
Linha de Sintra is a heavily used suburban railway line serving commuter traffic between Lisbon and the Sintra region in Portugal.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Sintra Line | 4 |
| Linha de Sintra canonical | 1 |
| Sintra railway line to Lisbon | 1 |
| Sintra suburban services | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2853857 — 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 Sintra Context triple: [Portuguese national rail network, includesLine, Linha de Sintra]
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A.
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.
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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.
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C.
Linha da Beira Alta
Linha da Beira Alta is a major Portuguese railway line that serves as a key international freight and passenger corridor linking central Portugal to Spain and the rest of Europe.
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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.
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E.
Linha da Beira Baixa
Linha da Beira Baixa is a Portuguese railway line that connects central inland regions to the rest of the country, running through the Beira Baixa area near the Spanish border.
- 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 Sintra Target entity description: Linha de Sintra is a heavily used suburban railway line serving commuter traffic between Lisbon and the Sintra region in Portugal.
-
A.
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.
-
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.
Linha da Beira Alta
Linha da Beira Alta is a major Portuguese railway line that serves as a key international freight and passenger corridor linking central Portugal to Spain and the rest of Europe.
-
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 da Beira Baixa
Linha da Beira Baixa is a Portuguese railway line that connects central inland regions to the rest of the country, running through the Beira Baixa area near the Spanish border.
- F. None of above. chosen
Statements (38)
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 Sintra Description of subject: Linha de Sintra is a heavily used suburban railway line serving commuter traffic between Lisbon and the Sintra region in Portugal.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Sintra Line
this entity surface form:
Sintra suburban services
subject surface form:
Queluz-Belas railway station
this entity surface form:
Sintra Line
this entity surface form:
Sintra Line
this entity surface form:
Sintra railway line to Lisbon
this entity surface form:
Sintra Line