British Rail Class 31
E1506628
UNEXPLORED
The British Rail Class 31 is a class of diesel-electric locomotives introduced in the late 1950s for mixed-traffic duties on the British railway network.
All labels observed (1)
| Label | Occurrences |
|---|---|
| British Rail Class 31 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T21568708 — 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 31 Context triple: [North West Trains, operatedRollingStockClass, British Rail Class 31]
-
A.
British Rail Class 321
The British Rail Class 321 is a type of electric multiple unit train introduced in the late 1980s for commuter and regional services in the UK, widely used in East Anglia and other routes before being superseded by newer fleets.
-
B.
British Rail Class 312
The British Rail Class 312 was a type of electric multiple unit introduced in the 1970s for outer-suburban and commuter services on the British railway network, particularly in the Eastern Region.
-
C.
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.
-
D.
British Rail Class 319
The British Rail Class 319 is a dual-voltage electric multiple unit train introduced in the late 1980s for cross-London services, notably on the Thameslink route.
-
E.
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.
- 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 31 Target entity description: The British Rail Class 31 is a class of diesel-electric locomotives introduced in the late 1950s for mixed-traffic duties on the British railway network.
-
A.
British Rail Class 321
The British Rail Class 321 is a type of electric multiple unit train introduced in the late 1980s for commuter and regional services in the UK, widely used in East Anglia and other routes before being superseded by newer fleets.
-
B.
British Rail Class 312
The British Rail Class 312 was a type of electric multiple unit introduced in the 1970s for outer-suburban and commuter services on the British railway network, particularly in the Eastern Region.
-
C.
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.
-
D.
British Rail Class 319
The British Rail Class 319 is a dual-voltage electric multiple unit train introduced in the late 1980s for cross-London services, notably on the Thameslink route.
-
E.
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.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.