BR Class 40 diesel-electric locomotives
E1215496
UNEXPLORED
The BR Class 40 diesel-electric locomotives were early British mainline diesel engines introduced in the late 1950s, known for their distinctive design and long service on express and freight duties across the UK rail network.
All labels observed (1)
| Label | Occurrences |
|---|---|
| BR Class 40 diesel-electric locomotives canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T16470820 — 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: BR Class 40 diesel-electric locomotives Context triple: [British Railways London Midland Region, operatedLocomotiveClass, BR Class 40 diesel-electric locomotives]
-
A.
Class 57 diesel locomotive
The Class 57 diesel locomotive is a British mainline locomotive type, rebuilt from older Class 47s, widely used for both passenger and freight services including prestigious sleeper and charter trains.
-
B.
CP Class 5600 electric locomotive
The CP Class 5600 is a series of high-powered Portuguese electric locomotives used primarily for fast passenger services on the national rail network.
-
C.
EMD DM30AC locomotives
EMD DM30AC locomotives are dual-mode diesel-electric locomotives built for the Long Island Rail Road, capable of operating in both diesel and third-rail electric modes to serve non-electrified and electrified territory.
-
D.
CP Class 2600 electric locomotive
The CP Class 2600 is a series of Portuguese electric locomotives used primarily for mainline passenger services on the national rail network.
-
E.
EMD GP40
The EMD GP40 is a four-axle diesel-electric locomotive built by Electro-Motive Division in the late 1960s and early 1970s, widely used by North American railroads for freight service.
- 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: BR Class 40 diesel-electric locomotives Target entity description: The BR Class 40 diesel-electric locomotives were early British mainline diesel engines introduced in the late 1950s, known for their distinctive design and long service on express and freight duties across the UK rail network.
-
A.
Class 57 diesel locomotive
The Class 57 diesel locomotive is a British mainline locomotive type, rebuilt from older Class 47s, widely used for both passenger and freight services including prestigious sleeper and charter trains.
-
B.
CP Class 5600 electric locomotive
The CP Class 5600 is a series of high-powered Portuguese electric locomotives used primarily for fast passenger services on the national rail network.
-
C.
EMD DM30AC locomotives
EMD DM30AC locomotives are dual-mode diesel-electric locomotives built for the Long Island Rail Road, capable of operating in both diesel and third-rail electric modes to serve non-electrified and electrified territory.
-
D.
CP Class 2600 electric locomotive
The CP Class 2600 is a series of Portuguese electric locomotives used primarily for mainline passenger services on the national rail network.
-
E.
EMD GP40
The EMD GP40 is a four-axle diesel-electric locomotive built by Electro-Motive Division in the late 1960s and early 1970s, widely used by North American railroads for freight service.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
British Railways London Midland Region
→
operatedLocomotiveClass
→
BR Class 40 diesel-electric locomotives
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