SNCF Z 20500
E729305
The SNCF Z 20500 is a class of double-deck electric multiple unit trains used for Paris suburban and regional commuter services.
All labels observed (1)
| Label | Occurrences |
|---|---|
| SNCF Z 20500 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8304154 — 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 Z 20500 Context triple: [Line U, rollingStock, SNCF Z 20500]
-
A.
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.
-
B.
SNCF TER
SNCF TER is the regional rail service of France’s national railway company, providing local passenger train connections across various French regions.
-
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.
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.
-
E.
SNCF Voyageurs
SNCF Voyageurs is the passenger rail operating division of France’s national railway company, responsible for running high-speed, regional, and commuter train services.
- 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 Z 20500 Target entity description: The SNCF Z 20500 is a class of double-deck electric multiple unit trains used for Paris suburban and regional commuter services.
-
A.
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.
-
B.
SNCF TER
SNCF TER is the regional rail service of France’s national railway company, providing local passenger train connections across various French regions.
-
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.
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.
-
E.
SNCF Voyageurs
SNCF Voyageurs is the passenger rail operating division of France’s national railway company, responsible for running high-speed, regional, and commuter train services.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
commuter train
ⓘ
double-deck train ⓘ electric multiple unit ⓘ |
| brakeType | electro-pneumatic brakes ⓘ |
| category | French EMU rolling stock ⓘ |
| controlType | multiple-unit control ⓘ |
| country | France ⓘ |
| couplingType |
Scharfenberg-type automatic coupler
ⓘ
linked to:
Scharfenberg coupler
|
| deckConfiguration | double-deck ⓘ |
| designedFor | high-capacity commuter service ⓘ |
| doorType | sliding doors ⓘ |
| gauge | standard gauge ⓘ |
| hasCab | driving cab at each end ⓘ |
| hasLevel |
lower deck
ⓘ
upper deck ⓘ |
| hasMultipleUnits | yes ⓘ |
| hasPassengerCapacity | high capacity ⓘ |
| introduced | 1980s ⓘ |
| operator |
SNCF
ⓘ
Transilien ⓘ |
| owner | SNCF ⓘ |
| powerSupply |
1.5 kV DC overhead line
ⓘ
25 kV AC overhead line ⓘ |
| purpose |
commuter transport
ⓘ
regional passenger transport ⓘ |
| region |
Île-de-France
ⓘ
linked to:
Île-de-France region
|
| rollingStockFamily |
Z 2N family
ⓘ
linked to:
Z 6400
|
| serviceArea |
Paris metropolitan area
ⓘ
linked to:
Grand Paris urban area
|
| serviceType |
regional rail
ⓘ
suburban rail ⓘ |
| trackGauge | 1435 mm ⓘ |
| traction | electricity ⓘ |
| usedFor |
Paris regional commuter services
ⓘ
Paris suburban services ⓘ |
| usedIn |
Île-de-France regional express network
ⓘ
linked to:
Île-de-France rail network
|
| usedOn |
RER network
ⓘ
Transilien network ⓘ
linked to:
Transilien
|
| usedOnLine |
RER C
ⓘ
RER D ⓘ Transilien Line H ⓘ Transilien Line J ⓘ Transilien Line K ⓘ
linked to:
Transilien line K
Transilien Line L ⓘ Transilien Line P ⓘ Transilien Line R ⓘ |
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 Z 20500 Description of subject: The SNCF Z 20500 is a class of double-deck electric multiple unit trains used for Paris suburban and regional commuter services.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
line U