MPI HSP46
E419691
The MPI HSP46 is a modern diesel-electric passenger locomotive built by MotivePower, Inc. for commuter rail service, notably used by the Massachusetts Bay Transportation Authority (MBTA).
All labels observed (1)
| Label | Occurrences |
|---|---|
| MPI HSP46 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4178936 — 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: MPI HSP46 Context triple: [MBTA diesel locomotives, hasModel, MPI HSP46]
-
A.
MPS
MPS is a language workbench and integrated development environment by JetBrains designed for creating and working with domain-specific languages using projectional editing.
-
B.
MPS
MPS is a leading German research institute specializing in the study of the Sun and the solar system, operating under the Max Planck Society.
-
C.
MASP
MASP (Museu de Arte de São Paulo) is one of Brazil’s most important art museums, renowned for its striking modernist architecture and extensive collection of Western and Brazilian art.
-
D.
HMPO
HMPO is the abbreviated name for Her Majesty's Passport Office, the UK government agency responsible for issuing passports and managing civil registration services.
-
E.
HESN
HESN is the ICAO airport code for Aswan International Airport in Aswan, Egypt.
- 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: MPI HSP46 Target entity description: The MPI HSP46 is a modern diesel-electric passenger locomotive built by MotivePower, Inc. for commuter rail service, notably used by the Massachusetts Bay Transportation Authority (MBTA).
-
A.
MPS
MPS is a language workbench and integrated development environment by JetBrains designed for creating and working with domain-specific languages using projectional editing.
-
B.
MPS
MPS is a leading German research institute specializing in the study of the Sun and the solar system, operating under the Max Planck Society.
-
C.
MASP
MASP (Museu de Arte de São Paulo) is one of Brazil’s most important art museums, renowned for its striking modernist architecture and extensive collection of Western and Brazilian art.
-
D.
HMPO
HMPO is the abbreviated name for Her Majesty's Passport Office, the UK government agency responsible for issuing passports and managing civil registration services.
-
E.
HESN
HESN is the ICAO airport code for Aswan International Airport in Aswan, Egypt.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail locomotive
ⓘ
diesel-electric passenger locomotive ⓘ |
| brakingSystem | air brakes ⓘ |
| category |
commuter rail rolling stock
ⓘ
diesel-electric locomotives ⓘ locomotives of the United States ⓘ passenger locomotives ⓘ |
| countryOfOperation |
United States of America
ⓘ
surface form:
United States
|
| designedBy | MotivePower engineering team ⓘ |
| designedFor |
passenger service
ⓘ
push-pull commuter train operation ⓘ |
| hasCab | full-width control cab ⓘ |
| hasConfiguration | diesel engine driving alternator with electric traction motors ⓘ |
| hasControlSystem | multiple-unit control capability ⓘ |
| hasCoupling | standard AAR knuckle couplers ⓘ |
| hasEnergyConversion | mechanical to electrical to tractive power ⓘ |
| hasFeature |
head-end power for passenger cars
ⓘ
low-emissions diesel technology ⓘ microprocessor-based control systems ⓘ |
| hasMarket | North American commuter railroads ⓘ |
| hasOperator | Keolis Commuter Services on behalf of MBTA ⓘ |
| hasOperatorType | public transit agency ⓘ |
| hasPowerSource | diesel fuel ⓘ |
| hasRole |
hauling bi-level commuter coaches
ⓘ
hauling single-level commuter coaches ⓘ |
| hasSafetySystem |
automatic train control compatibility
ⓘ
cab signaling compatibility ⓘ |
| introducedForService |
MBTA Commuter Rail network
ⓘ
surface form:
Massachusetts Bay Transportation Authority commuter rail
|
| manufacturer |
MotivePower Industries
ⓘ
surface form:
MotivePower
MotivePower Industries ⓘ
surface form:
MotivePower, Inc.
|
| operator |
MBTA
NERFINISHED
ⓘ
MBTA ⓘ
surface form:
Massachusetts Bay Transportation Authority
|
| powerType | diesel-electric ⓘ |
| primaryUse | commuter rail service ⓘ |
| railGauge | standard gauge ⓘ |
| railwaySystem |
MBTA Commuter Rail network
ⓘ
surface form:
MBTA Commuter Rail
|
| serviceRegion |
Massachusetts
ⓘ
New England ⓘ |
| serviceType | regional commuter rail ⓘ |
| tractionType | electric traction with diesel prime mover ⓘ |
| usedBy |
MBTA Commuter Rail network
ⓘ
surface form:
Massachusetts Bay Transportation Authority commuter rail system
|
| usedFor | short- to medium-distance passenger trips ⓘ |
| usedIn |
MBTA Commuter Rail network
ⓘ
surface form:
Boston-area commuter rail network
|
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: MPI HSP46 Description of subject: The MPI HSP46 is a modern diesel-electric passenger locomotive built by MotivePower, Inc. for commuter rail service, notably used by the Massachusetts Bay Transportation Authority (MBTA).
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.