ACS-64 locomotives
E320818
ACS-64 locomotives are modern electric locomotives built by Siemens for Amtrak, designed for high-speed passenger service on the electrified portions of the U.S. Northeast Corridor.
All labels observed (2)
| Label | Occurrences |
|---|---|
| ACS-64 locomotives canonical | 1 |
| HHP-8 locomotives | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3022780 — 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: ACS-64 locomotives Context triple: [Keystone Service (select trains), usesRollingStock, ACS-64 locomotives]
-
A.
DE30AC locomotive
The DE30AC locomotive is a diesel-electric passenger locomotive built by EMD for the Long Island Rail Road, designed for push-pull commuter service with head-end power.
-
B.
BB 7200 locomotives
The BB 7200 locomotives are a class of French electric locomotives built for SNCF in the late 1970s and 1980s, widely used for both passenger and freight services on the 1.5 kV DC network.
-
C.
Amtrak General Electric Genesis locomotives
Amtrak General Electric Genesis locomotives are a series of diesel-electric passenger locomotives built by GE for Amtrak, widely used across its intercity routes in the United States.
-
D.
Amtrak Siemens Charger locomotives
Amtrak Siemens Charger locomotives are modern, diesel-electric passenger train engines used across various Amtrak routes for higher efficiency, lower emissions, and improved performance compared to older locomotive fleets.
-
E.
BB 26000 locomotives
The BB 26000 locomotives, also known as the "Sybic" class, are powerful French dual-voltage electric locomotives used for both passenger and freight services across the SNCF network.
- 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: ACS-64 locomotives Target entity description: ACS-64 locomotives are modern electric locomotives built by Siemens for Amtrak, designed for high-speed passenger service on the electrified portions of the U.S. Northeast Corridor.
-
A.
DE30AC locomotive
The DE30AC locomotive is a diesel-electric passenger locomotive built by EMD for the Long Island Rail Road, designed for push-pull commuter service with head-end power.
-
B.
BB 7200 locomotives
The BB 7200 locomotives are a class of French electric locomotives built for SNCF in the late 1970s and 1980s, widely used for both passenger and freight services on the 1.5 kV DC network.
-
C.
Amtrak General Electric Genesis locomotives
Amtrak General Electric Genesis locomotives are a series of diesel-electric passenger locomotives built by GE for Amtrak, widely used across its intercity routes in the United States.
-
D.
Amtrak Siemens Charger locomotives
Amtrak Siemens Charger locomotives are modern, diesel-electric passenger train engines used across various Amtrak routes for higher efficiency, lower emissions, and improved performance compared to older locomotive fleets.
-
E.
BB 26000 locomotives
The BB 26000 locomotives, also known as the "Sybic" class, are powerful French dual-voltage electric locomotives used for both passenger and freight services across the SNCF network.
- F. None of above. chosen
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
Siemens Charger family variant
ⓘ
electric locomotive ⓘ passenger locomotive ⓘ |
| assemblyLocation |
Sacramento
ⓘ
surface form:
Sacramento, California
|
| axleArrangement | B-B ⓘ |
| brakeType |
electrodynamic braking
ⓘ
pneumatic disc brakes ⓘ regenerative braking ⓘ |
| builder |
Siemens Transportation Systems
ⓘ
surface form:
Siemens Mobility USA
|
| collectionMethod | pantograph ⓘ |
| countryOfOperation |
United States of America
ⓘ
surface form:
United States
|
| designedFor |
Northeast Corridor electrified services
ⓘ
surface form:
Northeast Corridor electrification system
electrified mainline service ⓘ high-speed passenger service ⓘ |
| designedToReplace |
AEM-7
ⓘ
HHP-8 ⓘ |
| electricSystem |
12 kV 25 Hz AC overhead
ⓘ
12.5 kV 25 Hz AC overhead ⓘ 25 kV 60 Hz AC overhead ⓘ |
| enteredServiceWithAmtrak | 2014 ⓘ |
| enteredServiceWithSEPTA | 2018 ⓘ |
| fleetName | Amtrak Cities Sprinter ⓘ |
| hasFeature |
crash energy management
ⓘ
microprocessor-based controls ⓘ regenerative braking to catenary ⓘ |
| introduced | 2014 ⓘ |
| manufacturer |
Siemens Transportation Systems
ⓘ
surface form:
Siemens Mobility
|
| maximumSpeed |
125 mph
ⓘ
201 km/h ⓘ |
| nickname | Cities Sprinter ⓘ |
| operator |
Amtrak
ⓘ
Southeastern Pennsylvania Transportation Authority ⓘ |
| operatorFleetNumberRangeAmtrak | 600–670 ⓘ |
| operatorFleetNumberRangeSEPTA | 901–915 ⓘ |
| orderQuantityForAmtrak | 70 units ⓘ |
| orderQuantityForSEPTA | 15 units ⓘ |
| powerOutput |
approximately 6,400 kW
ⓘ
approximately 8,600 hp ⓘ |
| powerType | electric ⓘ |
| primaryRoute |
Keystone Corridor
ⓘ
Northeast Corridor ⓘ |
| safetySystem |
ACSES
ⓘ
Positive Train Control ⓘ cab signaling ⓘ |
| serviceType |
commuter rail
ⓘ
intercity passenger ⓘ |
| tractionMotors | AC traction motors ⓘ |
| UICClassification | Bo′Bo′ ⓘ |
| usedOnService |
Keystone
ⓘ
surface form:
Keystone Service
Northeast Regional ⓘ Pennsylvanian (New York segment) ⓘ
surface form:
Pennsylvanian
SEPTA Regional Rail ⓘ Springfield line services ⓘ
surface form:
Springfield Line shuttles
|
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: ACS-64 locomotives Description of subject: ACS-64 locomotives are modern electric locomotives built by Siemens for Amtrak, designed for high-speed passenger service on the electrified portions of the U.S. Northeast Corridor.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
HHP-8 locomotives