GE Dash 8 series locomotives
E706052
GE Dash 8 series locomotives are a family of four- and six-axle diesel-electric freight and passenger locomotives built by General Electric in the 1980s and 1990s, known for their angular “Dash 8” carbody styling and widespread use by North American railroads.
All labels observed (4)
| Label | Occurrences |
|---|---|
| GE C39-8 locomotives | 1 |
| GE C40-8 locomotives | 1 |
| GE Dash 8 Series | 1 |
| GE Dash 8 series locomotives canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7972802 — 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: GE Dash 8 series locomotives Context triple: [GE 7FDL16, usedIn, GE Dash 8 series locomotives]
-
A.
GE Dash 7 series locomotives
GE Dash 7 series locomotives are a family of diesel-electric freight and passenger locomotives built by General Electric in the late 1970s and 1980s, known for their improved performance and reliability over the earlier Universal Series.
-
B.
EMD SD70 series locomotives
The EMD SD70 series locomotives are a family of high-horsepower, six-axle diesel-electric freight locomotives widely used by North American railroads since the 1990s for heavy mainline service.
-
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.
EMC/EMD diesel locomotives
EMC/EMD diesel locomotives are a family of North American diesel-electric engines built by Electro-Motive Corporation/Division that played a major role in replacing steam power on many railroads.
-
E.
EMD GP9 locomotive
The EMD GP9 locomotive is a widely used four-axle diesel-electric road switcher built in the 1950s that became one of North America's most successful and versatile freight and passenger locomotives.
- 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: GE Dash 8 series locomotives Target entity description: GE Dash 8 series locomotives are a family of four- and six-axle diesel-electric freight and passenger locomotives built by General Electric in the 1980s and 1990s, known for their angular “Dash 8” carbody styling and widespread use by North American railroads.
-
A.
GE Dash 7 series locomotives
GE Dash 7 series locomotives are a family of diesel-electric freight and passenger locomotives built by General Electric in the late 1970s and 1980s, known for their improved performance and reliability over the earlier Universal Series.
-
B.
EMD SD70 series locomotives
The EMD SD70 series locomotives are a family of high-horsepower, six-axle diesel-electric freight locomotives widely used by North American railroads since the 1990s for heavy mainline service.
-
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.
EMC/EMD diesel locomotives
EMC/EMD diesel locomotives are a family of North American diesel-electric engines built by Electro-Motive Corporation/Division that played a major role in replacing steam power on many railroads.
-
E.
EMD GP9 locomotive
The EMD GP9 locomotive is a widely used four-axle diesel-electric road switcher built in the 1950s that became one of North America's most successful and versatile freight and passenger locomotives.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf | diesel-electric locomotive family ⓘ |
| brakeType | air brakes ⓘ |
| builder | GE Erie Works NERFINISHED ⓘ |
| carbodyStyle |
hood unit
ⓘ
wide cab variants ⓘ |
| controlType | microprocessor control ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| designedFor |
freight service
ⓘ
passenger service ⓘ |
| engineType | turbocharged four-stroke diesel engine ⓘ |
| fuelType | diesel fuel ⓘ |
| hasModel |
GE B32-8
NERFINISHED
ⓘ
GE B36-8 NERFINISHED ⓘ GE B39-8 NERFINISHED ⓘ GE B40-8 NERFINISHED ⓘ GE B40-8W NERFINISHED ⓘ GE C32-8 NERFINISHED ⓘ GE C39-8 NERFINISHED ⓘ GE C40-8 NERFINISHED ⓘ GE C40-8W NERFINISHED ⓘ GE C41-8 NERFINISHED ⓘ GE C41-8W NERFINISHED ⓘ GE Dash 8-32BWH NERFINISHED ⓘ |
| introduced |
1980s
ⓘ
1984 ⓘ |
| manufacturer | General Electric Transportation NERFINISHED ⓘ |
| market | North American mainline locomotives ⓘ |
| notableFeature | angular Dash 8 carbody styling ⓘ |
| powerType | diesel-electric ⓘ |
| precededBy | GE Dash 7 series locomotives NERFINISHED ⓘ |
| productionPeriod |
1980s
ⓘ
1990s ⓘ |
| successor | GE Dash 9 series locomotives NERFINISHED ⓘ |
| tractionMotors | DC traction motors ⓘ |
| typicalMaximumSpeed | 70 mph ⓘ |
| typicalUse |
heavy freight trains
ⓘ
intermodal trains ⓘ passenger corridor service ⓘ |
| usedBy |
Amtrak
NERFINISHED
ⓘ
CSX Transportation NERFINISHED ⓘ Canadian National Railway NERFINISHED ⓘ Canadian Pacific Railway NERFINISHED ⓘ Norfolk Southern Railway NERFINISHED ⓘ Union Pacific Railroad NERFINISHED ⓘ freight railroads ⓘ passenger railroads ⓘ |
| usedInRegion | North America NERFINISHED ⓘ |
| wheelArrangementOptions |
four-axle
ⓘ
six-axle ⓘ |
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: GE Dash 8 series locomotives Description of subject: GE Dash 8 series locomotives are a family of four- and six-axle diesel-electric freight and passenger locomotives built by General Electric in the 1980s and 1990s, known for their angular “Dash 8” carbody styling and widespread use by North American railroads.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
GE Dash 8 Series