Line E
E1009586
Line E is a light rail route of the Porto Metro system in Portugal, connecting key areas of the metropolitan region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Line E canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12883103 — 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: Line E Context triple: [Porto Metro, hasLine, Line E]
-
A.
Line E
Line E is one of the lines of the Buenos Aires Underground, serving as a key rapid transit route across parts of the Argentine capital.
-
B.
Line E
Line E is one of the routes of the Strasbourg tramway network, providing urban light-rail transit service across parts of Strasbourg and its surrounding areas.
-
C.
Line L
Line L is a cable car line of the Medellín Metro system that serves hillside neighborhoods by connecting them to the main urban transit network.
-
D.
E line
The E line is a rapid transit service of the New York City Subway that runs primarily along the IND Eighth Avenue Line in Manhattan and Queens.
-
E.
Line P
Line P is a cable car line of the Medellín Metro system that serves hillside neighborhoods by connecting them to the city’s main mass transit network.
- 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: Line E Target entity description: Line E is a light rail route of the Porto Metro system in Portugal, connecting key areas of the metropolitan region.
-
A.
Line E
Line E is one of the lines of the Buenos Aires Underground, serving as a key rapid transit route across parts of the Argentine capital.
-
B.
Line E
Line E is one of the routes of the Strasbourg tramway network, providing urban light-rail transit service across parts of Strasbourg and its surrounding areas.
-
C.
Line L
Line L is a cable car line of the Medellín Metro system that serves hillside neighborhoods by connecting them to the main urban transit network.
-
D.
E line
The E line is a rapid transit service of the New York City Subway that runs primarily along the IND Eighth Avenue Line in Manhattan and Queens.
-
E.
Line P
Line P is a cable car line of the Medellín Metro system that serves hillside neighborhoods by connecting them to the city’s main mass transit network.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
light rail line
ⓘ
metro line ⓘ |
| cityServed |
Maia
NERFINISHED
ⓘ
Porto NERFINISHED ⓘ |
| connectsArea |
Maia area
ⓘ
Porto Airport area NERFINISHED ⓘ Porto city NERFINISHED ⓘ |
| connectsTo | Francisco Sá Carneiro Airport NERFINISHED ⓘ |
| country | Portugal ⓘ |
| electrification | 750 V DC overhead line ⓘ |
| fareSystem | Andante ticketing system NERFINISHED ⓘ |
| hasRollingStock |
Bombardier Flexity Swift
NERFINISHED
ⓘ
Eurotram NERFINISHED ⓘ |
| hasRouteNumber | E ⓘ |
| hasRouteType | metropolitan light rail route ⓘ |
| hasServiceType |
airport rail link
ⓘ
urban rail transit ⓘ |
| hasStation |
Aeroporto station
NERFINISHED
ⓘ
Campanhã station NERFINISHED ⓘ Estádio do Dragão station NERFINISHED ⓘ Senhora da Hora station NERFINISHED ⓘ Trindade station NERFINISHED ⓘ Verdes station NERFINISHED ⓘ |
| isPartOfNetwork | Porto Metro light rail network NERFINISHED ⓘ |
| lineDesignation | E NERFINISHED ⓘ |
| locatedIn |
Porto
NERFINISHED
ⓘ
Porto Metropolitan Area NERFINISHED ⓘ Portugal ⓘ |
| modeOfTransport | light rail ⓘ |
| openingDate | 2006 ⓘ |
| operator | Metro do Porto, S.A. NERFINISHED ⓘ |
| owner | Metro do Porto, S.A. NERFINISHED ⓘ |
| partOf | Porto Metro NERFINISHED ⓘ |
| publicTransportType | rail ⓘ |
| regionServed | Norte Region of Portugal NERFINISHED ⓘ |
| serves |
Campanhã area
ⓘ
Maia municipality NERFINISHED ⓘ Porto city centre NERFINISHED ⓘ |
| servesFunction |
airport access
ⓘ
commuter transport ⓘ |
| serviceColor | purple ⓘ |
| system | Porto Metro NERFINISHED ⓘ |
| terminus |
Aeroporto station
NERFINISHED
ⓘ
Estádio do Dragão station NERFINISHED ⓘ |
| trackGauge |
1435 mm
ⓘ
standard gauge ⓘ |
| usesInfrastructure | Porto Metro common infrastructure ⓘ |
| usesSignallingSystem | light rail signalling ⓘ |
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: Line E Description of subject: Line E is a light rail route of the Porto Metro system in Portugal, connecting key areas of the metropolitan region.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.