SNCF western region
E729301
SNCF western region was a regional division of the French national railway company responsible for operating and managing rail services in the western part of France.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Région Ouest de la SNCF | 1 |
| SNCF western region canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8303783 — 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: SNCF western region Context triple: [Réseau de l’État, hasSuccessor, SNCF western region]
-
A.
SNCF Sud-Est region
The SNCF Sud-Est region was a major operating division of the French national railway company responsible for managing and running rail services in the southeastern part of France, including key routes linking Paris with Lyon and the Mediterranean.
-
B.
SNCF Réseau
SNCF Réseau is the French state-owned rail infrastructure manager responsible for operating, maintaining, and developing France’s national railway network.
-
C.
SNCF
SNCF is France’s national state-owned railway company, responsible for operating the country’s passenger and freight rail services and much of its rail infrastructure.
-
D.
Île-de-France rail network
The Île-de-France rail network is the extensive regional passenger rail system serving Paris and its surrounding suburbs, integrating commuter, metro, and express lines across the greater Paris metropolitan area.
-
E.
Provence-Alpes-Côte d'Azur regional rail network
The Provence-Alpes-Côte d'Azur regional rail network is a French regional train system serving cities, towns, and coastal areas across the Provence-Alpes-Côte d'Azur region in southeastern France.
- 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: SNCF western region Target entity description: SNCF western region was a regional division of the French national railway company responsible for operating and managing rail services in the western part of France.
-
A.
SNCF Sud-Est region
The SNCF Sud-Est region was a major operating division of the French national railway company responsible for managing and running rail services in the southeastern part of France, including key routes linking Paris with Lyon and the Mediterranean.
-
B.
SNCF Réseau
SNCF Réseau is the French state-owned rail infrastructure manager responsible for operating, maintaining, and developing France’s national railway network.
-
C.
SNCF
SNCF is France’s national state-owned railway company, responsible for operating the country’s passenger and freight rail services and much of its rail infrastructure.
-
D.
Île-de-France rail network
The Île-de-France rail network is the extensive regional passenger rail system serving Paris and its surrounding suburbs, integrating commuter, metro, and express lines across the greater Paris metropolitan area.
-
E.
Provence-Alpes-Côte d'Azur regional rail network
The Provence-Alpes-Côte d'Azur regional rail network is a French regional train system serving cities, towns, and coastal areas across the Provence-Alpes-Côte d'Azur region in southeastern France.
- F. None of above. chosen
Statements (26)
| Predicate | Object |
|---|---|
| instanceOf |
SNCF regional division
ⓘ
railway administrative region ⓘ |
| country | France ⓘ |
| dissolvedOrReorganized | yes ⓘ |
| employer | SNCF railway staff in western France ⓘ |
| fullName |
Région Ouest de la SNCF
ⓘ
linked to:
SNCF western region
|
| hasJurisdictionOver | railway lines in western France ⓘ |
| headquartersLocation | France ⓘ |
| historicalRole | administrative unit for organizing SNCF operations in western France ⓘ |
| industry | rail transport ⓘ |
| languageOfWorkOrName | French ⓘ |
| location |
western France
ⓘ
linked to:
Western France
|
| operator | SNCF ⓘ |
| ownedBy |
French state
ⓘ
linked to:
French state (partially)
|
| parentOrganization |
Société nationale des chemins de fer français
ⓘ
linked to:
SNCF
|
| partOf |
SNCF regional structure
ⓘ
national railway system of France ⓘ |
| railwayCompanyRole | regional operating division ⓘ |
| regulates | timetabling of regional and intercity trains in western France ⓘ |
| responsibleFor |
management of rail infrastructure in western France
ⓘ
operation of rail services in western France ⓘ |
| sector |
freight rail transport
ⓘ
passenger rail transport ⓘ |
| serviceArea | western part of the French rail network ⓘ |
| subordinateTo |
SNCF central management
ⓘ
linked to:
SNCF
|
| usedRailwayInfrastructure | standard gauge railways in France ⓘ |
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: SNCF western region Description of subject: SNCF western region was a regional division of the French national railway company responsible for operating and managing rail services in the western part of France.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: SNCF western region