RER A terminus
E673900
RER A terminus is the endpoint station of Paris’s RER A commuter rail line, where trains start or finish their routes.
All labels observed (3)
| Label | Occurrences |
|---|---|
| RER A at La Défense | 1 |
| RER A terminus canonical | 1 |
| RER A western branches to Saint-Germain-en-Laye | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7518182 — 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: RER A terminus Context triple: [Marne-la-Vallée–Chessy station, hasService, RER A terminus]
-
A.
RER A Nation station
RER A Nation station is a major Parisian commuter rail hub on the RER A line, located at Place de la Nation and providing extensive connections with the Paris Métro and regional rail network.
-
B.
Bourg-la-Reine RER station
Bourg-la-Reine RER station is a suburban railway station in the Paris metropolitan area that serves as a key stop on the RER B line.
-
C.
Palaiseau RER station
Palaiseau RER station is a commuter rail station in the Paris metropolitan area serving the town of Palaiseau on the RER B line.
-
D.
RER A
RER A is one of the main lines of the Paris regional express network, carrying large volumes of commuters and travelers between central Paris and its suburbs.
-
E.
Rueil-Malmaison RER station
Rueil-Malmaison RER station is a suburban railway station in the western Paris metropolitan area that serves the commune of Rueil-Malmaison on the RER A line.
- 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: RER A terminus Target entity description: RER A terminus is the endpoint station of Paris’s RER A commuter rail line, where trains start or finish their routes.
-
A.
RER A Nation station
RER A Nation station is a major Parisian commuter rail hub on the RER A line, located at Place de la Nation and providing extensive connections with the Paris Métro and regional rail network.
-
B.
Bourg-la-Reine RER station
Bourg-la-Reine RER station is a suburban railway station in the Paris metropolitan area that serves as a key stop on the RER B line.
-
C.
Palaiseau RER station
Palaiseau RER station is a commuter rail station in the Paris metropolitan area serving the town of Palaiseau on the RER B line.
-
D.
RER A
RER A is one of the main lines of the Paris regional express network, carrying large volumes of commuters and travelers between central Paris and its suburbs.
-
E.
Rueil-Malmaison RER station
Rueil-Malmaison RER station is a suburban railway station in the western Paris metropolitan area that serves the commune of Rueil-Malmaison on the RER A line.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
railway station type
ⓘ
transport infrastructure concept ⓘ |
| appliesTo |
Paris RER network
ⓘ
linked to:
RER network
commuter rail operations ⓘ |
| associatedWith |
RATP Group
ⓘ
linked to:
RATP group
SNCF ⓘ Île-de-France Mobilités ⓘ |
| function |
end of route
ⓘ
start of route ⓘ |
| hasCharacteristic |
end of track for a branch or the line
ⓘ
passengers board and alight at start or end of journeys ⓘ turnback facility for trains ⓘ |
| hasRole |
endpoint station
ⓘ
origin station ⓘ |
| lineType | commuter rail line terminus ⓘ |
| locatedIn |
France
ⓘ
Île-de-France region ⓘ |
| network |
Réseau Express Régional de Paris
ⓘ
linked to:
RER network
|
| partOf |
RER A line
ⓘ
linked to:
RER A
|
| relatedTo |
RER A eastern branches
ⓘ
RER A western branches ⓘ
linked to:
RER A
|
| usedBy | RER A trains ⓘ |
| usedFor |
service layover
ⓘ
train regulation ⓘ train reversal ⓘ |
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: RER A terminus Description of subject: RER A terminus is the endpoint station of Paris’s RER A commuter rail line, where trains start or finish their routes.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
Nanterre–Préfecture to Vincennes
→
usedByService
→
RER A western branches to Saint-Germain-en-Laye
ⓘ
linked to: RER A terminus
linked to: RER A terminus