Class 507 electric multiple units
E935767
The Class 507 electric multiple units are a fleet of third-rail suburban electric trains built in the late 1970s for commuter services around Liverpool, now primarily operating on the Merseyrail network.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Class 507 electric multiple units canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11593956 — 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: Class 507 electric multiple units Context triple: [Merseyrail, usesRollingStock, Class 507 electric multiple units]
-
A.
Class 350 electric multiple units
The Class 350 electric multiple units are a family of British dual-voltage commuter trains built by Siemens for regional and intercity services on the UK rail network.
-
B.
Class 700 electric multiple unit
The Class 700 electric multiple unit is a modern high-capacity commuter train used on Thameslink and related services in the UK, designed for intensive suburban and cross-London operations.
-
C.
Class 385 electric multiple units
The Class 385 electric multiple units are modern electric commuter trains used by ScotRail, primarily operating on electrified routes in Scotland’s Central Belt.
-
D.
Class 150 diesel multiple unit
The Class 150 diesel multiple unit is a British two- or three-car regional passenger train introduced in the 1980s and widely used on local and suburban services across the UK rail network.
-
E.
Class 156 diesel multiple unit
The Class 156 diesel multiple unit is a British two-car regional train type introduced in the late 1980s for local and medium-distance passenger 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: Class 507 electric multiple units Target entity description: The Class 507 electric multiple units are a fleet of third-rail suburban electric trains built in the late 1970s for commuter services around Liverpool, now primarily operating on the Merseyrail network.
-
A.
Class 350 electric multiple units
The Class 350 electric multiple units are a family of British dual-voltage commuter trains built by Siemens for regional and intercity services on the UK rail network.
-
B.
Class 700 electric multiple unit
The Class 700 electric multiple unit is a modern high-capacity commuter train used on Thameslink and related services in the UK, designed for intensive suburban and cross-London operations.
-
C.
Class 385 electric multiple units
The Class 385 electric multiple units are modern electric commuter trains used by ScotRail, primarily operating on electrified routes in Scotland’s Central Belt.
-
D.
Class 150 diesel multiple unit
The Class 150 diesel multiple unit is a British two- or three-car regional passenger train introduced in the 1980s and widely used on local and suburban services across the UK rail network.
-
E.
Class 156 diesel multiple unit
The Class 156 diesel multiple unit is a British two-car regional train type introduced in the late 1980s for local and medium-distance passenger services.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
electric multiple unit
ⓘ
suburban train ⓘ |
| brakeType | air brakes ⓘ |
| builtFor | British Rail NERFINISHED ⓘ |
| carBodyConstruction | steel ⓘ |
| constructionPeriodEnd | 1979 ⓘ |
| constructionPeriodStart | 1978 ⓘ |
| countryOfOperation | United Kingdom ⓘ |
| couplingType | tightlock coupling ⓘ |
| designedBy | British Rail Engineering Limited NERFINISHED ⓘ |
| designedFor |
high-frequency stopping services
ⓘ
inner-suburban services ⓘ |
| doorType | sliding plug doors ⓘ |
| electrificationSystem | 750 V DC third rail ⓘ |
| enteredService | 1978 ⓘ |
| family | PEP family NERFINISHED ⓘ |
| formation | 3-car unit ⓘ |
| intendedReplacementBy | Stadler Class 777 NERFINISHED ⓘ |
| interiorLayout | 2+2 seating ⓘ |
| introduced | 1978 ⓘ |
| livery |
British Rail blue and grey (original)
ⓘ
Merseyrail yellow and silver (current) ⓘ |
| manufacturer |
BREL York
NERFINISHED
ⓘ
British Rail Engineering Limited NERFINISHED ⓘ |
| maximumSpeed |
121 km/h
ⓘ
75 mph ⓘ |
| multipleWorking |
compatible with Class 313
ⓘ
compatible with Class 508 ⓘ |
| network | Merseyrail network NERFINISHED ⓘ |
| numberBuilt | 33 units ⓘ |
| operator |
British Rail (historical)
NERFINISHED
ⓘ
Merseyrail NERFINISHED ⓘ |
| owner | Merseytravel NERFINISHED ⓘ |
| powerCollectionMethod | third rail ⓘ |
| powerOutput | approximately 656 kW ⓘ |
| primaryAreaServed |
Liverpool urban area
ⓘ
Merseyside NERFINISHED ⓘ |
| primaryDepot | Kirkdale TMD NERFINISHED ⓘ |
| refurbished | early 2000s ⓘ |
| refurbishedBy | Alstom (Birkenhead) NERFINISHED ⓘ |
| relatedTo |
British Rail Class 313
NERFINISHED
ⓘ
British Rail Class 314 NERFINISHED ⓘ British Rail Class 315 NERFINISHED ⓘ British Rail Class 508 NERFINISHED ⓘ |
| routeUsage |
Merseyrail Northern Line
NERFINISHED
ⓘ
Merseyrail Wirral Line NERFINISHED ⓘ |
| serviceType |
commuter rail
ⓘ
suburban rail ⓘ |
| trackGauge |
1435 mm
ⓘ
standard gauge ⓘ |
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: Class 507 electric multiple units Description of subject: The Class 507 electric multiple units are a fleet of third-rail suburban electric trains built in the late 1970s for commuter services around Liverpool, now primarily operating on the Merseyrail network.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.