Transilien Line J
E239987
Transilien Line J is a suburban rail line in the Île-de-France region serving northwestern Paris and its suburbs as part of the Transilien commuter network operated by SNCF.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Transilien line J | 12 |
| Transilien Line J canonical | 6 |
| Transilien J | 2 |
| Transilien line J (nearby stations) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2123121 — 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: Transilien Line J Context triple: [RER A, connectsWith, Transilien Line J]
-
A.
Transilien Line L
Transilien Line L is a suburban rail line in the Île-de-France network serving western Paris and its suburbs, notably running from Paris Saint-Lazare toward destinations such as Cergy-le-Haut and Versailles Rive Droite.
-
B.
Transilien Paris–Nord line H
Transilien Paris–Nord line H is a suburban commuter rail service in the Île-de-France region that connects northern Paris with surrounding towns in the Val-d'Oise and Oise departments.
-
C.
Transilien
Transilien is the suburban and regional rail network operated by SNCF that serves the Île-de-France (Greater Paris) area.
-
D.
RER line E
RER line E is a Paris regional express railway line connecting central Paris with eastern suburbs such as Gagny.
-
E.
RER B line
The RER B line is a major Paris regional express railway line that connects central Paris with key northern and southern suburbs, including Charles de Gaulle Airport.
- 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: Transilien Line J Target entity description: Transilien Line J is a suburban rail line in the Île-de-France region serving northwestern Paris and its suburbs as part of the Transilien commuter network operated by SNCF.
-
A.
Transilien Line L
Transilien Line L is a suburban rail line in the Île-de-France network serving western Paris and its suburbs, notably running from Paris Saint-Lazare toward destinations such as Cergy-le-Haut and Versailles Rive Droite.
-
B.
Transilien Paris–Nord line H
Transilien Paris–Nord line H is a suburban commuter rail service in the Île-de-France region that connects northern Paris with surrounding towns in the Val-d'Oise and Oise departments.
-
C.
Transilien
Transilien is the suburban and regional rail network operated by SNCF that serves the Île-de-France (Greater Paris) area.
-
D.
RER line E
RER line E is a Paris regional express railway line connecting central Paris with eastern suburbs such as Gagny.
-
E.
RER B line
The RER B line is a major Paris regional express railway line that connects central Paris with key northern and southern suburbs, including Charles de Gaulle Airport.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Transilien line
ⓘ
suburban rail line ⓘ |
| connectsWith |
RER A at Cergy-le-Haut via Pontoise/Cergy branches (indirect network connection)
ⓘ
RER C at Pontoise ⓘ Transilien Line A at Nanterre-Préfecture (via interchange) ⓘ Transilien Line H ⓘ
surface form:
Transilien Line H at Ermont–Eaubonne
Transilien Line L ⓘ
surface form:
Transilien Line L at Paris Saint-Lazare
|
| country | France ⓘ |
| depot |
Levallois depot
ⓘ
Mantes-la-Jolie ⓘ
surface form:
Mantes-la-Jolie depot
|
| electrification | 25 kV AC overhead line (on most sections) ⓘ |
| fareSystem | Île-de-France Mobilités ⓘ |
| managedBy |
Île-de-France Mobilités
ⓘ
surface form:
Île-de-France Mobilités (transport authority)
|
| network |
Transilien
ⓘ
surface form:
SNCF Transilien
|
| networkSection |
Paris Saint-Lazare – Cergy-le-Haut
ⓘ
surface form:
Paris Saint-Lazare – Ermont–Eaubonne
Paris Saint-Lazare – Cergy-le-Haut ⓘ
surface form:
Paris Saint-Lazare – Gisors
Paris–Mantes-la-Jolie via Poissy railway ⓘ
surface form:
Paris Saint-Lazare – Mantes-la-Jolie via Conflans-Sainte-Honorine
Paris–Mantes-la-Jolie via Poissy railway ⓘ
surface form:
Paris Saint-Lazare – Mantes-la-Jolie via Poissy
|
| openingPeriod | phased opening during the 19th century (as part of Saint-Lazare radial lines) ⓘ |
| operator | SNCF ⓘ |
| ownerOfInfrastructure | SNCF Réseau ⓘ |
| partOf |
Transilien
ⓘ
surface form:
Transilien network
|
| primaryTerminus |
Paris-Saint-Lazare station
ⓘ
surface form:
Paris Saint-Lazare
|
| region |
Île-de-France region
ⓘ
surface form:
Île-de-France
|
| rollingStock |
BB 27300 locomotive-hauled trains (historically)
ⓘ
SNCF Class Z 55500 ⓘ
surface form:
Z 50000 Francilien EMU
Z 6400 EMU (historically) ⓘ |
| secondaryTerminus |
Boissy-l’Aillerie
ⓘ
Ermont–Eaubonne NERFINISHED ⓘ Gisors ⓘ Mantes-la-Jolie ⓘ Pontoise ⓘ Vernon ⓘ
surface form:
Vernon (for some services historically or partially)
|
| serves |
Paris suburbs
ⓘ
northwestern Paris ⓘ Île-de-France region ⓘ |
| servicePattern | all-stations and semi-fast services ⓘ |
| serviceType |
commuter rail
ⓘ
suburban rail ⓘ |
| symbol | letter J in Transilien network maps ⓘ |
| terminus |
Paris-Saint-Lazare station
ⓘ
surface form:
Paris Saint-Lazare station
|
| ticketingSystem | Navigo ⓘ |
| usesLine |
Achères–Pontoise railway
ⓘ
Ermont–Eaubonne–Valmondois railway ⓘ Paris–Gisors railway ⓘ Paris–Mantes-la-Jolie via Poissy railway ⓘ
surface form:
Paris–Mantes-la-Jolie via Conflans-Sainte-Honorine railway
Paris–Mantes-la-Jolie via Poissy railway ⓘ Paris–Pontoise railway ⓘ Paris–Le Havre railway ⓘ
surface form:
Saint-Lazare–Le Havre railway
|
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: Transilien Line J Description of subject: Transilien Line J is a suburban rail line in the Île-de-France region serving northwestern Paris and its suburbs as part of the Transilien commuter network operated by SNCF.
Referenced by (21)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Argenteuil
this entity surface form:
Transilien J
this entity surface form:
Transilien line J
this entity surface form:
Transilien line J
this entity surface form:
Transilien line J
this entity surface form:
Transilien line J
subject surface form:
Houilles–Carrières-sur-Seine station
this entity surface form:
Transilien line J
this entity surface form:
Transilien line J
this entity surface form:
Transilien line J
this entity surface form:
Transilien line J (nearby stations)
this entity surface form:
Transilien line J
this entity surface form:
Transilien J
this entity surface form:
Transilien line J
subject surface form:
La Frette-sur-Seine
this entity surface form:
Transilien line J