GE P42DC
E35287
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.
All labels observed (2)
| Label | Occurrences |
|---|---|
| GE P42DC canonical | 19 |
| GE Genesis (P42DC) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T271189 — 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 P42DC Context triple: [Texas Eagle, typicalLocomotive, GE P42DC]
-
A.
LG
LG is the post-nominal abbreviation used by members of the prestigious British chivalric Order of the Garter.
-
B.
Honeywell DDP-516
The Honeywell DDP-516 is a rugged 16-bit minicomputer from the 1960s widely used in early military, industrial, and networking applications, including as a platform for ARPANET Interface Message Processors.
-
C.
Hoover
Hoover is a surname most prominently associated with Herbert Hoover, the 31st president of the United States.
-
D.
Dyson
Dyson is a surname most famously associated with theoretical physicist and mathematician Freeman Dyson, known for his influential work in quantum electrodynamics and futurism.
-
E.
Robart
Robart is an alternative spelling of the given name Robert, typically used as a personal or family name.
- 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 P42DC Target entity description: 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.
-
A.
LG
LG is the post-nominal abbreviation used by members of the prestigious British chivalric Order of the Garter.
-
B.
Honeywell DDP-516
The Honeywell DDP-516 is a rugged 16-bit minicomputer from the 1960s widely used in early military, industrial, and networking applications, including as a platform for ARPANET Interface Message Processors.
-
C.
Hoover
Hoover is a surname most prominently associated with Herbert Hoover, the 31st president of the United States.
-
D.
Dyson
Dyson is a surname most famously associated with theoretical physicist and mathematician Freeman Dyson, known for his influential work in quantum electrodynamics and futurism.
-
E.
Robart
Robart is an alternative spelling of the given name Robert, typically used as a personal or family name.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
diesel-electric locomotive
ⓘ
passenger locomotive ⓘ |
| aspiration | turbocharged ⓘ |
| brakeType | air brakes ⓘ |
| builder |
GE Transportation
ⓘ
linked to:
General Electric Transportation
|
| countryOfOperation |
United States
ⓘ
linked to:
United States of America
|
| cylinderCount | 16 ⓘ |
| designedFor |
intercity service
ⓘ
long-distance service ⓘ passenger service ⓘ |
| engineType | four-stroke diesel ⓘ |
| family | Genesis locomotives ⓘ |
| fuelType | diesel fuel ⓘ |
| gauge | standard gauge ⓘ |
| hasCabConfiguration | full-width cowl body ⓘ |
| hasFeature |
AC alternator with DC traction motors
ⓘ
head-end power for passenger cars ⓘ microprocessor control ⓘ |
| hasNickName |
Genesis
ⓘ
Pepsi Can (early paint scheme) ⓘ |
| introduced | 1990s ⓘ |
| introducedBy | General Electric Transportation ⓘ |
| manufacturer | General Electric ⓘ |
| maximumSpeed | 110 mph ⓘ |
| operatedOn |
Amtrak national network
ⓘ
linked to:
U.S. intercity passenger rail network
|
| operator |
Amtrak
ⓘ
Via Rail ⓘ |
| partOfSeries | GE Genesis series ⓘ |
| powerOutput | 4,250 hp ⓘ |
| powerType | diesel-electric ⓘ |
| primaryOperator | Amtrak ⓘ |
| primeMover | GE 7FDL16 ⓘ |
| relatedModel |
GE P32AC-DM
ⓘ
GE P40DC ⓘ |
| trackGauge | 1,435 mm ⓘ |
| trainHeating | head-end power ⓘ |
| UICClassification | Bo′Bo′ ⓘ |
| usedBy |
Amtrak
ⓘ
Via Rail Canada ⓘ
linked to:
Via Rail
|
| usedFor |
intercity passenger trains
ⓘ
long-distance passenger trains ⓘ |
| usedInRegion |
continental United States
ⓘ
linked to:
contiguous United States
|
| usedOnService |
Amtrak corridor trains
ⓘ
Amtrak long-distance trains ⓘ |
| 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: GE P42DC Description of subject: 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.
Referenced by (20)
Full triples — surface form annotated when it differs from this entity's canonical label.