Saint-Germain-en-Laye RER station
E348925
Saint-Germain-en-Laye RER station is a terminus of the RER A line serving the western Paris suburb of Saint-Germain-en-Laye, providing regional rail connections to central Paris and surrounding areas.
All labels observed (2)
| Label | Occurrences |
|---|---|
| RER A station Saint-Germain-en-Laye | 1 |
| Saint-Germain-en-Laye RER station canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2825897 — 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: Saint-Germain-en-Laye RER station Context triple: [Saint-Germain-en-Laye, hasRailwayStation, Saint-Germain-en-Laye RER station]
-
A.
Saint-Quentin-en-Yvelines station
Saint-Quentin-en-Yvelines station is a major suburban railway hub in the Yvelines department of the Paris metropolitan area, serving regional and commuter rail lines including the RER.
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B.
Versailles-Château–Rive-Gauche station
Versailles-Château–Rive-Gauche station is a major suburban railway terminus in Versailles, France, serving as the principal access point by train for visitors to the Palace of Versailles.
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C.
Massy-Palaiseau station
Massy-Palaiseau station is a major suburban railway and RER hub in Massy, France, providing key regional and commuter rail connections in the southern Paris metropolitan area.
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D.
Versailles-Rive Droite station
Versailles-Rive Droite station is a railway terminus in Versailles, France, serving as one of the main suburban commuter links between the city and central Paris.
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E.
Pont de l’Alma RER station
Pont de l’Alma RER station is a commuter rail stop in central Paris serving line C of the RER network near the Pont de l’Alma and the Seine.
- 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: Saint-Germain-en-Laye RER station Target entity description: Saint-Germain-en-Laye RER station is a terminus of the RER A line serving the western Paris suburb of Saint-Germain-en-Laye, providing regional rail connections to central Paris and surrounding areas.
-
A.
Saint-Quentin-en-Yvelines station
Saint-Quentin-en-Yvelines station is a major suburban railway hub in the Yvelines department of the Paris metropolitan area, serving regional and commuter rail lines including the RER.
-
B.
Versailles-Château–Rive-Gauche station
Versailles-Château–Rive-Gauche station is a major suburban railway terminus in Versailles, France, serving as the principal access point by train for visitors to the Palace of Versailles.
-
C.
Massy-Palaiseau station
Massy-Palaiseau station is a major suburban railway and RER hub in Massy, France, providing key regional and commuter rail connections in the southern Paris metropolitan area.
-
D.
Versailles-Rive Droite station
Versailles-Rive Droite station is a railway terminus in Versailles, France, serving as one of the main suburban commuter links between the city and central Paris.
-
E.
Pont de l’Alma RER station
Pont de l’Alma RER station is a commuter rail stop in central Paris serving line C of the RER network near the Pont de l’Alma and the Seine.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
RER station
ⓘ
railway station ⓘ terminus railway station ⓘ |
| category | RER A stations in Yvelines ⓘ |
| connectsTo |
Châtelet–Les Halles
ⓘ
La Défense ⓘ Nation ⓘ central Paris ⓘ eastern suburbs of Paris ⓘ |
| country | France ⓘ |
| electrification | overhead line ⓘ |
| fareZone | zone 4 ⓘ |
| hasAccess | street-level entrances ⓘ |
| hasConnection |
bus services
ⓘ
local transport network ⓘ |
| hasFacility |
information displays
ⓘ
sheltered platforms ⓘ ticket machines ⓘ |
| hasFunction | terminus turnaround for RER A trains ⓘ |
| hasInfrastructure |
multiple tracks
ⓘ
passenger concourse ⓘ |
| hasPlatformType | island platforms ⓘ |
| hasService |
high-frequency trains
ⓘ
off-peak service ⓘ peak-hour service ⓘ |
| hasStationCode | SGL ⓘ |
| line | RER A ⓘ |
| locatedIn | Saint-Germain-en-Laye NERFINISHED ⓘ |
| locatedInAdministrativeTerritory |
Yvelines
ⓘ
Île-de-France region ⓘ
surface form:
Île-de-France
|
| locatedInMetropolitanArea |
Grand Paris urban area
ⓘ
surface form:
Paris metropolitan area
|
| locatedInSuburbOf | western suburb of Paris ⓘ |
| locatedNear |
Château de Saint-Germain-en-Laye
ⓘ
historic center of Saint-Germain-en-Laye ⓘ |
| operatedBy |
RATP group
ⓘ
surface form:
RATP
|
| ownedBy |
RATP group
ⓘ
surface form:
RATP
|
| partOf |
Transport in Île-de-France
ⓘ
surface form:
Île-de-France public transport network
|
| railGauge | standard gauge ⓘ |
| railwayNetwork | RER A ⓘ |
| serves |
Saint-Germain-en-Laye
NERFINISHED
ⓘ
western suburbs of Paris ⓘ |
| serviceType |
commuter rail
ⓘ
regional rail ⓘ |
| terminusDirection | western terminus ⓘ |
| terminusOf | RER A ⓘ |
| ticketingSystem | Île-de-France Mobilités ⓘ |
| transportMode | rail ⓘ |
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: Saint-Germain-en-Laye RER station Description of subject: Saint-Germain-en-Laye RER station is a terminus of the RER A line serving the western Paris suburb of Saint-Germain-en-Laye, providing regional rail connections to central Paris and surrounding areas.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
RER A station Saint-Germain-en-Laye