Linha do Alentejo
E293060
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.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Linha de Évora | 1 |
| Linha do Alentejo canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2642593 — 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 do Alentejo Context triple: [Linha do Sul, junctionWith, Linha do Alentejo]
-
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.
Miranda do Douro
Miranda do Douro is a municipality in northeastern Portugal known for its distinct cultural identity, including the official regional use of the Mirandese language.
-
C.
Viseu
Viseu is a historic inland city in central Portugal known for its well-preserved medieval center, wine production, and cultural heritage.
-
D.
Barreiro–Faro section
The Barreiro–Faro section is a major railway segment in southern Portugal that connects the Lisbon area to the Algarve along the Linha do Sul.
-
E.
Covas do Douro
Covas do Douro is a civil parish in northern Portugal’s Douro Valley, known for its wine-producing landscape and inclusion in the municipality of Sabrosa.
- 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 do Alentejo Target entity description: 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.
-
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.
Miranda do Douro
Miranda do Douro is a municipality in northeastern Portugal known for its distinct cultural identity, including the official regional use of the Mirandese language.
-
C.
Viseu
Viseu is a historic inland city in central Portugal known for its well-preserved medieval center, wine production, and cultural heritage.
-
D.
Barreiro–Faro section
The Barreiro–Faro section is a major railway segment in southern Portugal that connects the Lisbon area to the Algarve along the Linha do Sul.
-
E.
Covas do Douro
Covas do Douro is a civil parish in northern Portugal’s Douro Valley, known for its wine-producing landscape and inclusion in the municipality of Sabrosa.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf | railway line ⓘ |
| cityServed |
Beja District
ⓘ
surface form:
Beja
Setúbal ⓘ Évora ⓘ |
| connects |
Alentejo
ⓘ
surface form:
Alentejo region
Lisbon ⓘ |
| country | Portugal ⓘ |
| electrification | 25 kV 50 Hz AC overhead line ⓘ |
| hasConnectionWith |
Linha de Setúbal
ⓘ
Linha de Vendas Novas ⓘ Linha do Sul ⓘ |
| languageOfName | Portuguese ⓘ |
| locatedIn | southern Portugal ⓘ |
| namedAfter |
Alentejo
ⓘ
surface form:
Alentejo region
|
| operator | Comboios de Portugal ⓘ |
| owner | Infraestruturas de Portugal ⓘ |
| partOf |
Portuguese national rail network
ⓘ
surface form:
Portuguese railway network
|
| passesThrough |
Beja District
ⓘ
Setúbal District ⓘ Évora District ⓘ |
| railGauge |
1,668 mm
ⓘ
Iberian gauge ⓘ |
| regionServed | Alentejo ⓘ |
| status | operational ⓘ |
| terminus |
Funcheira railway station
ⓘ
Pragal railway station ⓘ |
| trackConfiguration | single track ⓘ |
| usedFor |
freight transport
ⓘ
passenger transport ⓘ |
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 do Alentejo Description of subject: 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.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Linha de Évora