GE AC4400CW
E704868
The GE AC4400CW is a high-horsepower, AC-traction diesel-electric freight locomotive widely used by North American railroads for heavy-haul service.
All labels observed (1)
| Label | Occurrences |
|---|---|
| GE AC4400CW canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7972862 — 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 AC4400CW Context triple: [General Electric Transportation, notableLocomotiveModel, GE AC4400CW]
-
A.
GE P32AC-DM
The GE P32AC-DM is a dual-mode diesel-electric locomotive used primarily in the northeastern United States, capable of operating on both diesel power and third-rail electric power for routes that include non-electrified and electrified track segments.
-
B.
GE P40DC
The GE P40DC is a diesel-electric passenger locomotive built by General Electric, commonly used in North American intercity and commuter rail service.
-
C.
GE P42DC
The GE P42DC is a diesel-electric passenger locomotive built by General Electric, widely used by Amtrak across the United States for long-distance and intercity services.
-
D.
Westinghouse H2C
The Westinghouse H2C is a type of electric multiple-unit coupler system used to connect and control New York City’s R46 subway cars.
-
E.
AEG
AEG is a historic German electrical engineering and electronics company known for its pioneering role in power systems, appliances, and industrial technology.
- 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 AC4400CW Target entity description: The GE AC4400CW is a high-horsepower, AC-traction diesel-electric freight locomotive widely used by North American railroads for heavy-haul service.
-
A.
GE ES44AC
The GE ES44AC is a high-horsepower, AC-traction diesel-electric freight locomotive from General Electric’s Evolution Series, widely used by North American railroads for heavy-haul service.
-
B.
GE P32AC-DM
The GE P32AC-DM is a dual-mode diesel-electric locomotive used primarily in the northeastern United States, capable of operating on both diesel power and third-rail electric power for routes that include non-electrified and electrified track segments.
-
C.
GE P40DC
The GE P40DC is a diesel-electric passenger locomotive built by General Electric, commonly used in North American intercity and commuter rail service.
-
D.
GE P42DC
The GE P42DC is a diesel-electric passenger locomotive built by General Electric, widely used by Amtrak across the United States for long-distance and intercity services.
-
E.
Westinghouse H2C
The Westinghouse H2C is a type of electric multiple-unit coupler system used to connect and control New York City’s R46 subway cars.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf | diesel-electric locomotive ⓘ |
| aspiration | turbocharged ⓘ |
| axleCount | 6 ⓘ |
| brakeType | air brakes ⓘ |
| buildEndYear | 2004 ⓘ |
| builderModelSeries | GE Dash 9 family NERFINISHED ⓘ |
| buildStartYear | 1993 ⓘ |
| controlType | microprocessor control ⓘ |
| countryOfOperation |
Canada
NERFINISHED
ⓘ
United States of America ⓘ
surface form:
United States
|
| cylinderCount | 16 ⓘ |
| designedFor | heavy-haul service ⓘ |
| engineType | 4-stroke diesel ⓘ |
| fuelType | diesel fuel ⓘ |
| gauge | standard gauge ⓘ |
| hasCabConfiguration | wide-nose safety cab ⓘ |
| hasTractionMotors | six ⓘ |
| introducedInYear | 1993 ⓘ |
| length | approximately 73 ft ⓘ |
| locationOfManufacture | Erie, Pennsylvania NERFINISHED ⓘ |
| manufacturer |
GE Transportation
NERFINISHED
ⓘ
General Electric NERFINISHED ⓘ |
| operator |
BNSF Railway
NERFINISHED
ⓘ
CSX Transportation NERFINISHED ⓘ Canadian National Railway NERFINISHED ⓘ Canadian Pacific Railway NERFINISHED ⓘ Ferromex NERFINISHED ⓘ Kansas City Southern Railway NERFINISHED ⓘ Union Pacific Railroad NERFINISHED ⓘ |
| powerOutput |
3281 kW
ⓘ
4400 hp ⓘ |
| powerType | diesel-electric ⓘ |
| primaryUse | heavy-haul freight service ⓘ |
| primeMover | GE 7FDL-16 NERFINISHED ⓘ |
| successorModel | GE ES44AC NERFINISHED ⓘ |
| trackGauge | 1435 mm ⓘ |
| tractionType | AC traction ⓘ |
| transmission | AC electric ⓘ |
| UICClassification | Co-Co ⓘ |
| usedBy | North American railroads NERFINISHED ⓘ |
| usedFor |
intermodal freight trains
ⓘ
unit coal trains ⓘ unit grain trains ⓘ |
| weight | approximately 432,000 lb ⓘ |
| wheelArrangement | C-C ⓘ |
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 AC4400CW Description of subject: The GE AC4400CW is a high-horsepower, AC-traction diesel-electric freight locomotive widely used by North American railroads for heavy-haul service.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.