Tramway T3a
E348647
Tramway T3a is a modern light rail line in Paris that runs along the southern edge of the city, serving as part of the capital’s orbital tram network and connecting multiple metro and RER lines.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Tramway T3a canonical | 10 |
| tramway T3a | 5 |
| Tramway line T3a | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3295239 — 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: Tramway T3a Context triple: [Île-de-France tramway network, hasLine, Tramway T3a]
-
A.
Tramway T10
Tramway T10 is a modern Île-de-France tram line serving the southern suburbs of Paris, including the commune of Châtenay-Malabry.
-
B.
Tramway T1
Tramway T1 is a major light rail line in the Paris metropolitan area that serves the northern suburbs as part of the Île-de-France public transport network.
-
C.
Tramway T2
Tramway T2 is a Paris-region light rail line connecting La Défense to Porte de Versailles via western suburbs such as Saint-Cloud.
-
D.
Alstom Citadis tram
The Alstom Citadis tram is a family of modern low-floor light rail vehicles widely used in urban tram networks around the world.
-
E.
Alstom Eurotram
The Alstom Eurotram is a distinctive low-floor light rail vehicle known for its sleek, modern design and panoramic windows, widely used on urban tram networks in Europe.
- 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: Tramway T3a Target entity description: Tramway T3a is a modern light rail line in Paris that runs along the southern edge of the city, serving as part of the capital’s orbital tram network and connecting multiple metro and RER lines.
-
A.
Tramway T10
Tramway T10 is a modern Île-de-France tram line serving the southern suburbs of Paris, including the commune of Châtenay-Malabry.
-
B.
Tramway T1
Tramway T1 is a major light rail line in the Paris metropolitan area that serves the northern suburbs as part of the Île-de-France public transport network.
-
C.
Tramway T2
Tramway T2 is a Paris-region light rail line connecting La Défense to Porte de Versailles via western suburbs such as Saint-Cloud.
-
D.
Alstom Citadis tram
The Alstom Citadis tram is a family of modern low-floor light rail vehicles widely used in urban tram networks around the world.
-
E.
Alstom Eurotram
The Alstom Eurotram is a distinctive low-floor light rail vehicle known for its sleek, modern design and panoramic windows, widely used on urban tram networks in Europe.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
light rail line
ⓘ
public transport service ⓘ tramway line ⓘ |
| connects |
multiple RER lines on the southern side of Paris
ⓘ
multiple metro lines on the left bank of Paris ⓘ |
| connectsWith |
Paris Métro
ⓘ
linked to:
Paris Metro
RER ⓘ
linked to:
RER network
Tramway T3b ⓘ bus network in Paris ⓘ other Paris tram lines ⓘ |
| electrification | overhead line ⓘ |
| fareIntegration |
integrated with Paris Métro fares
ⓘ
integrated with RER fares ⓘ |
| fareSystem | Île-de-France fare system ⓘ |
| hasAccessibility |
low-floor trams
ⓘ
step-free access ⓘ |
| hasGauge | standard gauge ⓘ |
| hasPriority | dedicated right-of-way in many sections ⓘ |
| hasRouteType | surface tramway ⓘ |
| hasServiceType |
all-day service
ⓘ
frequent service ⓘ |
| hasTransportMode | tram ⓘ |
| improves | interchange between metro and RER lines ⓘ |
| is | part of the southern orbital public transport corridor in Paris ⓘ |
| isPartOf | Paris orbital tram system ⓘ |
| locatedIn |
France
ⓘ
Paris ⓘ |
| networkRole | orbital tram line ⓘ |
| operatedBy |
RATP
ⓘ
linked to:
RATP group
|
| ownedBy | Île-de-France Mobilités ⓘ |
| partOf |
Paris tramway network
ⓘ
linked to:
Paris public transport network
Île-de-France public transport network ⓘ
linked to:
Île-de-France tramway network
|
| runsAlong | southern edge of Paris ⓘ |
| serves |
Paris city limits
ⓘ
commercial areas in southern Paris ⓘ educational institutions along its route ⓘ hospitals along its route ⓘ residential areas in southern Paris ⓘ southern arrondissements of Paris ⓘ |
| servesFunction |
public transit
ⓘ
urban transport ⓘ |
| terminus |
Pont du Garigliano
ⓘ
Porte de Vincennes ⓘ |
| traction | electric ⓘ |
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: Tramway T3a Description of subject: Tramway T3a is a modern light rail line in Paris that runs along the southern edge of the city, serving as part of the capital’s orbital tram network and connecting multiple metro and RER lines.
Referenced by (16)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Saint‑Cloud
linked to: Tramway T3a
linked to: Tramway T3a
linked to: Tramway T3a
linked to: Tramway T3a
subject linked to:
Porte d’Orléans station
linked to: Tramway T3a
subject linked to:
Porte de Vincennes tram stop
subject linked to:
Porte de Vincennes tram stop
subject linked to:
Porte d’Italie, Paris
linked to: Tramway T3a