Coimbra-B
E335345
Coimbra-B is the main railway station serving the city of Coimbra in central Portugal, functioning as a key junction on the country’s north–south rail corridor.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T3192163 — 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: Coimbra-B Context triple: [Coimbra-B railway station, hasAbbreviation, Coimbra-B]
-
A.
Coimbra
Coimbra is a historic Portuguese city known for its medieval architecture and the University of Coimbra, one of the oldest universities in continuous operation in the world.
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B.
Urbanos de Coimbra
Urbanos de Coimbra is a suburban rail service network in and around the city of Coimbra, Portugal, operated under the national railway company Comboios de Portugal.
-
C.
Sabrosa
Sabrosa is a small municipality in Portugal’s Douro region, historically notable as the birthplace of explorer Ferdinand Magellan.
-
D.
Braga
Braga is a historic city in northern Portugal known for its rich religious heritage, baroque architecture, and status as a regional cultural and educational center.
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E.
Municipal Chamber of Coimbra
The Municipal Chamber of Coimbra is the executive municipal government responsible for administering and managing public affairs in the city of Coimbra, Portugal.
- 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: Coimbra-B Target entity description: Coimbra-B is the main railway station serving the city of Coimbra in central Portugal, functioning as a key junction on the country’s north–south rail corridor.
-
A.
Coimbra
Coimbra is a historic Portuguese city known for its medieval architecture and the University of Coimbra, one of the oldest universities in continuous operation in the world.
-
B.
Urbanos de Coimbra
Urbanos de Coimbra is a suburban rail service network in and around the city of Coimbra, Portugal, operated under the national railway company Comboios de Portugal.
-
C.
Sabrosa
Sabrosa is a small municipality in Portugal’s Douro region, historically notable as the birthplace of explorer Ferdinand Magellan.
-
D.
Braga
Braga is a historic city in northern Portugal known for its rich religious heritage, baroque architecture, and status as a regional cultural and educational center.
-
E.
Municipal Chamber of Coimbra
The Municipal Chamber of Coimbra is the executive municipal government responsible for administering and managing public affairs in the city of Coimbra, Portugal.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
rail transport hub
ⓘ
railway station ⓘ |
| connectedTo |
Coimbra-B
self-linksurface differs
ⓘ
surface form:
Coimbra-A
|
| connectsToCityCentreBy |
bus services
ⓘ
shuttle trains to Coimbra-A ⓘ |
| country | Portugal ⓘ |
| distanceFromCityCentre_km | approximately 2 ⓘ |
| electrification | 25 kV 50 Hz AC overhead line ⓘ |
| function |
intercity rail interchange
ⓘ
regional rail interchange ⓘ |
| hasAccessibilityFeatures | yes ⓘ |
| hasService |
Alfa Pendular
ⓘ
Intercidades ⓘ Regional trains ⓘ Urban trains ⓘ |
| hasStationCode | CB ⓘ |
| hasTicketOffice | yes ⓘ |
| hasWaitingRoom | yes ⓘ |
| locatedIn |
Centro Region of Portugal
ⓘ
surface form:
Central Portugal
Coimbra ⓘ Coimbra District ⓘ Iberian Peninsula ⓘ |
| operator | Comboios de Portugal ⓘ |
| ownedBy | Infraestruturas de Portugal ⓘ |
| platformConfiguration | multiple through platforms ⓘ |
| railwayLine |
Linha do Norte
ⓘ
Lisbon–Porto main line ⓘ
surface form:
North–South rail corridor of Portugal
|
| role |
key junction on Portugal’s north–south rail corridor
ⓘ
main railway station of Coimbra ⓘ |
| serves |
Coimbra
ⓘ
surface form:
city of Coimbra
|
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: Coimbra-B Description of subject: Coimbra-B is the main railway station serving the city of Coimbra in central Portugal, functioning as a key junction on the country’s north–south rail corridor.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Coimbra-A