DB Class 425
E821091
The DB Class 425 is a series of electric multiple-unit commuter trains operated by Deutsche Bahn, widely used on regional and S-Bahn services in Germany.
All labels observed (2)
| Label | Occurrences |
|---|---|
| DB Class 425 canonical | 3 |
| DB Class 426 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9749712 — 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: DB Class 425 Context triple: [Rhine-Ruhr S-Bahn, rollingStock, DB Class 425]
-
A.
DB Class 422
DB Class 422 is a series of modern electric multiple-unit commuter trains operated by Deutsche Bahn, primarily used on S-Bahn services in Germany.
-
B.
DB Class 423
DB Class 423 is a series of electric multiple-unit commuter trains widely used in German S-Bahn networks, particularly for high-frequency urban and suburban passenger services.
-
C.
DB Class 484
DB Class 484 is a series of modern electric multiple units built for Berlin’s S-Bahn network, designed to replace older trains and improve urban commuter service.
-
D.
DB Class 480
The DB Class 480 is a series of electric multiple unit trains used for urban rapid transit services on the Berlin S-Bahn network in Germany.
-
E.
DB Class 483
DB Class 483 is a series of modern electric multiple units used by S-Bahn Berlin for urban commuter rail services in the Berlin metropolitan area.
- 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: DB Class 425 Target entity description: The DB Class 425 is a series of electric multiple-unit commuter trains operated by Deutsche Bahn, widely used on regional and S-Bahn services in Germany.
-
A.
DB Class 422
DB Class 422 is a series of modern electric multiple-unit commuter trains operated by Deutsche Bahn, primarily used on S-Bahn services in Germany.
-
B.
DB Class 423
DB Class 423 is a series of electric multiple-unit commuter trains widely used in German S-Bahn networks, particularly for high-frequency urban and suburban passenger services.
-
C.
DB Class 484
DB Class 484 is a series of modern electric multiple units built for Berlin’s S-Bahn network, designed to replace older trains and improve urban commuter service.
-
D.
DB Class 480
The DB Class 480 is a series of electric multiple unit trains used for urban rapid transit services on the Berlin S-Bahn network in Germany.
-
E.
DB Class 483
DB Class 483 is a series of modern electric multiple units used by S-Bahn Berlin for urban commuter rail services in the Berlin metropolitan area.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
commuter train
ⓘ
electric multiple unit ⓘ |
| belongsToOperatorFleet | Deutsche Bahn EMU fleet ⓘ |
| brakingSystem |
electrodynamic brake
ⓘ
pneumatic brake ⓘ |
| category | German electric multiple unit ⓘ |
| collectionMethod | pantograph ⓘ |
| countryOfOperation | Germany ⓘ |
| couplingType | automatic coupler ⓘ |
| designedBy | consortium of German rolling stock manufacturers ⓘ |
| designedFor |
frequent stops
ⓘ
high acceleration ⓘ |
| doorConfiguration | multiple sliding plug doors per side ⓘ |
| doorLevel | suitable for high platforms ⓘ |
| doorOperation | electric, remotely controlled by driver ⓘ |
| electricSystem | 15 kV 16.7 Hz AC overhead ⓘ |
| enteredService | around 2000 ⓘ |
| family | DBAG Class 425 family ⓘ |
| gauge | 1435 mm ⓘ |
| hasOperator | various DB Regio subsidiaries ⓘ |
| hasSuccessor | newer DB EMU classes for regional services ⓘ |
| hasVariant |
DB Class 426
ⓘ
linked to:
DB Class 425
|
| introduced | late 1990s ⓘ |
| manufacturer |
Adtranz
ⓘ
linked to:
ADtranz
Bombardier ⓘ DWA ⓘ Siemens ⓘ |
| multipleWorking | can operate in multiple with other Class 425 units ⓘ |
| numberOfCarsPerSet | 4 ⓘ |
| operator |
DB Regio
ⓘ
Deutsche Bahn ⓘ |
| owner | Deutsche Bahn ⓘ |
| passengerService |
first class section in some units
ⓘ
second class seating ⓘ |
| powerType | electric ⓘ |
| railwayNetwork |
Deutsche Bahn network
ⓘ
linked to:
German railway network
|
| safetySystem | German train protection systems (e.g. PZB, LZB where equipped) ⓘ |
| serviceArea | various German federal states ⓘ |
| serviceType |
regional rail
ⓘ
suburban rail ⓘ |
| trackGauge | standard gauge ⓘ |
| UICClassification | Bo′Bo′+2′2′ ⓘ |
| usedFor |
S-Bahn services
ⓘ
regional services ⓘ |
| usedOn |
German S-Bahn networks
ⓘ
German regional railway lines ⓘ |
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: DB Class 425 Description of subject: The DB Class 425 is a series of electric multiple-unit commuter trains operated by Deutsche Bahn, widely used on regional and S-Bahn services in Germany.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.