British Rail Class 309
E1549548
UNEXPLORED
The British Rail Class 309 is a type of electric multiple unit train introduced in the 1960s for high-speed outer-suburban and intercity services on the British railway network.
All labels observed (1)
| Label | Occurrences |
|---|---|
| British Rail Class 309 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T21951548 — 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: British Rail Class 309 Context triple: [Metro-Cammell, notableWork, British Rail Class 309]
-
A.
British Rail Class 307
The British Rail Class 307 was an electric multiple unit introduced in the 1950s for commuter services, primarily operating on suburban routes out of London Liverpool Street.
-
B.
British Rail Class 305
The British Rail Class 305 was an electric multiple unit train used primarily for suburban passenger services in the London area, especially on routes out of Liverpool Street.
-
C.
British Rail Class 306
The British Rail Class 306 was an early post-war electric multiple unit used on suburban commuter routes in the London area, notable for its 1,500 V DC overhead operation before later conversion to 25 kV AC.
-
D.
British Rail Class 303
The British Rail Class 303 was a fleet of electric multiple unit trains introduced in the early 1960s to modernize suburban rail services around Glasgow, becoming a long-serving and iconic part of Scotland’s commuter network.
-
E.
British Rail Class 302
The British Rail Class 302 was an electric multiple unit train built in the late 1950s for commuter services from London, particularly on routes out of Liverpool Street.
- 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: British Rail Class 309 Target entity description: The British Rail Class 309 is a type of electric multiple unit train introduced in the 1960s for high-speed outer-suburban and intercity services on the British railway network.
-
A.
British Rail Class 307
The British Rail Class 307 was an electric multiple unit introduced in the 1950s for commuter services, primarily operating on suburban routes out of London Liverpool Street.
-
B.
British Rail Class 305
The British Rail Class 305 was an electric multiple unit train used primarily for suburban passenger services in the London area, especially on routes out of Liverpool Street.
-
C.
British Rail Class 306
The British Rail Class 306 was an early post-war electric multiple unit used on suburban commuter routes in the London area, notable for its 1,500 V DC overhead operation before later conversion to 25 kV AC.
-
D.
British Rail Class 303
The British Rail Class 303 was a fleet of electric multiple unit trains introduced in the early 1960s to modernize suburban rail services around Glasgow, becoming a long-serving and iconic part of Scotland’s commuter network.
-
E.
British Rail Class 302
The British Rail Class 302 was an electric multiple unit train built in the late 1950s for commuter services from London, particularly on routes out of Liverpool Street.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.