EMD GP38-2
E769315
The EMD GP38-2 is a widely used four-axle diesel-electric road switcher locomotive built by General Motors’ Electro-Motive Division, known for its reliability and versatility in freight service across North America.
All labels observed (2)
| Label | Occurrences |
|---|---|
| EMD GP38-2 canonical | 1 |
| EMD GP38-2W | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8981998 — 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: EMD GP38-2 Context triple: [Seaboard System Railroad, notableLocomotiveModels, EMD GP38-2]
-
A.
EMD GP40-2H
The EMD GP40-2H is a rebuilt, passenger-equipped variant of the EMD GP40-2 diesel-electric locomotive, featuring head-end power for commuter rail service.
-
B.
EMD F40PH
The EMD F40PH is a widely used four-axle diesel-electric passenger locomotive built by Electro-Motive Division, best known for its long service on North American commuter and intercity railroads.
-
C.
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.
-
D.
EMD GP7 locomotive
The EMD GP7 locomotive is a widely used four-axle diesel-electric road switcher introduced in the late 1940s that helped usher in the transition from steam to diesel power on North American railroads.
-
E.
EMD SD40-2 locomotive
The EMD SD40-2 locomotive is a highly successful and widely used North American diesel-electric freight locomotive introduced in the 1970s, known for its reliability, modular design, and long service life.
- 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: EMD GP38-2 Target entity description: The EMD GP38-2 is a widely used four-axle diesel-electric road switcher locomotive built by General Motors’ Electro-Motive Division, known for its reliability and versatility in freight service across North America.
-
A.
EMD GP40-2H
The EMD GP40-2H is a rebuilt, passenger-equipped variant of the EMD GP40-2 diesel-electric locomotive, featuring head-end power for commuter rail service.
-
B.
EMD F40PH
The EMD F40PH is a widely used four-axle diesel-electric passenger locomotive built by Electro-Motive Division, best known for its long service on North American commuter and intercity railroads.
-
C.
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.
-
D.
EMD GP7 locomotive
The EMD GP7 locomotive is a widely used four-axle diesel-electric road switcher introduced in the late 1940s that helped usher in the transition from steam to diesel power on North American railroads.
-
E.
EMD SD40-2 locomotive
The EMD SD40-2 locomotive is a highly successful and widely used North American diesel-electric freight locomotive introduced in the 1970s, known for its reliability, modular design, and long service life.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
diesel-electric locomotive
ⓘ
road switcher locomotive ⓘ |
| aspiration | Roots blower ⓘ |
| axleCount | 4 ⓘ |
| brakeType | air brake ⓘ |
| buildEndDate | 1986 ⓘ |
| builderLocation | La Grange, Illinois ⓘ |
| builderModelDesignation | GP38-2 ⓘ |
| buildStartDate | 1972 ⓘ |
| cabType | standard North American cab ⓘ |
| configuration | hood unit ⓘ |
| controlSystem | Dash 2 modular electronics ⓘ |
| controlType | multiple-unit control capable ⓘ |
| countryOfOrigin |
United States
ⓘ
linked to:
United States of America
|
| cylinderCount | 16 ⓘ |
| designedBy |
Electro-Motive Division engineering department
ⓘ
linked to:
Electro-Motive Division
|
| designedFor |
freight service
ⓘ
local freight service ⓘ road switching ⓘ |
| emissionsControl | pre-EPA Tier standards ⓘ |
| engineType | two-stroke diesel ⓘ |
| fuelType | diesel fuel ⓘ |
| gauge | standard gauge ⓘ |
| hasVariant |
EMD GP38-2W
ⓘ
linked to:
EMD GP38-2
|
| horsepower | 2000 hp ⓘ |
| introducedAs | improved version of EMD GP38 ⓘ |
| length | 59 ft 2 in ⓘ |
| manufacturer |
Electro-Motive Division
ⓘ
General Motors ⓘ |
| marketedAs | general-purpose road switcher ⓘ |
| modelFamily |
EMD Dash 2
ⓘ
linked to:
EMD Dash-2 modular electronics
|
| notableFor |
reliability
ⓘ
versatility ⓘ |
| powerTransmission | electric ⓘ |
| powerType | diesel-electric ⓘ |
| precededBy | EMD GP38 ⓘ |
| primeMover |
EMD 645E
ⓘ
linked to:
EMD 645 series
|
| regionOfOperation | North America ⓘ |
| succeededBy |
EMD GP39-2
ⓘ
linked to:
EMD GP39
EMD GP40-2 ⓘ
linked to:
EMD GP40
|
| tractionMotors | DC traction motors ⓘ |
| tractionType | adhesion ⓘ |
| typicalUse |
industrial switching
ⓘ
manifest freight trains ⓘ yard transfer runs ⓘ |
| UICClassification | Bo′Bo′ ⓘ |
| usedBy |
Class I railroads in the United States
ⓘ
regional railroads in North America ⓘ short line railroads in North America ⓘ |
| wheelArrangement | B-B ⓘ |
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: EMD GP38-2 Description of subject: The EMD GP38-2 is a widely used four-axle diesel-electric road switcher locomotive built by General Motors’ Electro-Motive Division, known for its reliability and versatility in freight service across North America.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: EMD GP38-2