SNCF Class Z 23500
E754105
The SNCF Class Z 23500 is a type of French electric multiple unit train designed for regional passenger services, particularly on the Réseau Express Régional (RER) and other suburban lines.
All labels observed (1)
| Label | Occurrences |
|---|---|
| SNCF Class Z 23500 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T8719835 — 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 Class Z 23500 Context triple: [Transport Express Régional, usesRollingStockModel, SNCF Class Z 23500]
-
A.
SNCF Z 20500
The SNCF Z 20500 is a class of double-deck electric multiple unit trains used for Paris suburban and regional commuter services.
-
B.
SNCF Z 8800
The SNCF Z 8800 is a class of French dual-voltage electric multiple units used primarily for suburban and regional commuter services around Paris.
-
C.
TGV Sud-Est trainset
The TGV Sud-Est trainset is the original high-speed electric multiple unit used on France’s pioneering TGV services, known for inaugurating high-speed rail in the country in the early 1980s.
-
D.
SNCF TER
SNCF TER is the regional rail service of France’s national railway company, providing local passenger train connections across various French regions.
-
E.
TGV Réseau trainset
The TGV Réseau trainset is a high-speed electric multiple unit used by the French national railway for long-distance services on the TGV network.
- 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 Class Z 23500 Target entity description: The SNCF Class Z 23500 is a type of French electric multiple unit train designed for regional passenger services, particularly on the Réseau Express Régional (RER) and other suburban lines.
-
A.
SNCF Z 20500
The SNCF Z 20500 is a class of double-deck electric multiple unit trains used for Paris suburban and regional commuter services.
-
B.
SNCF Z 8800
The SNCF Z 8800 is a class of French dual-voltage electric multiple units used primarily for suburban and regional commuter services around Paris.
-
C.
TGV Sud-Est trainset
The TGV Sud-Est trainset is the original high-speed electric multiple unit used on France’s pioneering TGV services, known for inaugurating high-speed rail in the country in the early 1980s.
-
D.
SNCF TER
SNCF TER is the regional rail service of France’s national railway company, providing local passenger train connections across various French regions.
-
E.
TGV Réseau trainset
The TGV Réseau trainset is a high-speed electric multiple unit used by the French national railway for long-distance services on the TGV network.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
electric multiple unit
ⓘ
passenger train ⓘ |
| brakeType |
electro-pneumatic brakes
ⓘ
regenerative braking ⓘ |
| carBody | double-deck ⓘ |
| category |
French electric multiple units
ⓘ
SNCF multiple units ⓘ double-deck multiple units ⓘ |
| country | France ⓘ |
| design | double-deck EMU ⓘ |
| designedFor |
frequent stops
ⓘ
short to medium distance journeys ⓘ |
| doorType | sliding plug doors ⓘ |
| electricSystem | 25 kV AC overhead line ⓘ |
| family |
Z 2N family
ⓘ
linked to:
Z 2N
|
| formation | 4-car unit ⓘ |
| gauge | standard gauge ⓘ |
| hasFeature |
air-conditioned passenger saloons
ⓘ
open gangways between cars ⓘ separate first and second class areas ⓘ wide doors for rapid boarding ⓘ |
| intendedUse | high-capacity commuter traffic ⓘ |
| operator |
SNCF
ⓘ
TER Languedoc-Roussillon ⓘ
linked to:
Languedoc-Roussillon
TER PACA ⓘ TER Provence-Alpes-Côte d’Azur ⓘ TER Rhône-Alpes ⓘ
linked to:
Auvergne-Rhône-Alpes region
|
| operatorRegion |
Languedoc-Roussillon
ⓘ
Provence-Alpes-Côte d’Azur ⓘ Rhône-Alpes ⓘ
linked to:
Auvergne-Rhône-Alpes region
|
| powerCollectionMethod | overhead catenary ⓘ |
| railwayOperator |
SNCF Mobilités
ⓘ
linked to:
SNCF
|
| serviceType |
regional passenger service
ⓘ
suburban service ⓘ |
| trackGauge | 1435 mm ⓘ |
| traction | electric ⓘ |
| usedFor |
regional express services
ⓘ
suburban commuter services ⓘ |
| usedOn |
Réseau Express Régional (RER)
ⓘ
linked to:
RER network
suburban lines in southern 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 Class Z 23500 Description of subject: The SNCF Class Z 23500 is a type of French electric multiple unit train designed for regional passenger services, particularly on the Réseau Express Régional (RER) and other suburban lines.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.