SNCF Class Z 55500
E767538
The SNCF Class Z 55500 is a modern electric multiple unit train operated by the French national railway company for regional passenger services.
All labels observed (2)
| Label | Occurrences |
|---|---|
| SNCF Class Z 55500 canonical | 3 |
| Z 50000 Francilien EMU | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8719843 — 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 55500 Context triple: [Transport Express Régional, usesRollingStockModel, SNCF Class Z 55500]
-
A.
SNCF Class Z 51500
The SNCF Class Z 51500 is a type of modern electric multiple unit train operated in regional passenger service across the French railway network.
-
B.
SNCF Class Z 26500
The SNCF Class Z 26500 is a fleet of French double-deck electric multiple unit trains designed for regional passenger services.
-
C.
SNCF Class Z 27500
The SNCF Class Z 27500 is a series of modern electric multiple units operated by the French national railway company for regional passenger services.
-
D.
SNCF Class Z 24500
The SNCF Class Z 24500 is a series of French double-deck electric multiple unit trains designed for regional passenger services.
-
E.
SNCF Class Z 23500
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.
- 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 55500 Target entity description: The SNCF Class Z 55500 is a modern electric multiple unit train operated by the French national railway company for regional passenger services.
-
A.
SNCF Class Z 51500
The SNCF Class Z 51500 is a type of modern electric multiple unit train operated in regional passenger service across the French railway network.
-
B.
SNCF Class Z 26500
The SNCF Class Z 26500 is a fleet of French double-deck electric multiple unit trains designed for regional passenger services.
-
C.
SNCF Class Z 27500
The SNCF Class Z 27500 is a series of modern electric multiple units operated by the French national railway company for regional passenger services.
-
D.
SNCF Class Z 24500
The SNCF Class Z 24500 is a series of French double-deck electric multiple unit trains designed for regional passenger services.
-
E.
SNCF Class Z 23500
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.
- F. None of above. chosen
Statements (20)
| Predicate | Object |
|---|---|
| instanceOf |
electric multiple unit
ⓘ
passenger train ⓘ |
| category |
French regional trains
ⓘ
SNCF electric multiple units NERFINISHED ⓘ |
| controlType | multiple unit ⓘ |
| country | France ⓘ |
| electrificationSystem | overhead line ⓘ |
| gauge | standard gauge ⓘ |
| operatedBy | French national railway company NERFINISHED ⓘ |
| operator | SNCF NERFINISHED ⓘ |
| operatorType | national railway company ⓘ |
| passengerCapacity | passenger train ⓘ |
| powerType | electric ⓘ |
| railwayNetwork | French railway network ⓘ |
| regionServed | France NERFINISHED ⓘ |
| service | regional passenger transport ⓘ |
| serviceType | regional rail ⓘ |
| trackGauge | 1435 mm ⓘ |
| tractionType | electric ⓘ |
| usedFor | regional passenger services ⓘ |
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 55500 Description of subject: The SNCF Class Z 55500 is a modern electric multiple unit train operated by the French national railway company for regional passenger services.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Z 50000 Francilien EMU