MI 79 trainsets
E65655
MI 79 trainsets are a class of dual-voltage electric multiple units designed for high-capacity suburban commuter service on the Paris RER network.
All labels observed (3)
| Label | Occurrences |
|---|---|
| MI 09 trainsets | 1 |
| MI 79 trainsets canonical | 1 |
| MI 84 trainsets | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T525423 — 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: MI 79 trainsets Context triple: [RER B line, usesRollingStock, MI 79 trainsets]
-
A.
M9 electric multiple unit
The M9 electric multiple unit is a modern commuter rail train used by the Long Island Rail Road, designed to replace older fleets with improved performance, safety, and passenger amenities.
-
B.
M7 electric multiple unit
The M7 electric multiple unit is a modern commuter rail car class built for high-frequency, third-rail electrified service, notably operating on New York’s Long Island Rail Road and similar regional rail networks.
-
C.
Class 756 train
The Class 756 train is a modern tri-mode (electric, battery, and diesel) multiple unit designed for regional and commuter services in Wales as part of Transport for Wales Rail’s fleet modernization.
-
D.
MARC Train
MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
-
E.
Class 802 Nova 1 bi-mode train
The Class 802 Nova 1 is a modern bi-mode intercity train used by TransPennine Express, capable of operating on both electrified and non-electrified routes to provide faster, more flexible services across northern England and Scotland.
- 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: MI 79 trainsets Target entity description: MI 79 trainsets are a class of dual-voltage electric multiple units designed for high-capacity suburban commuter service on the Paris RER network.
-
A.
M9 electric multiple unit
The M9 electric multiple unit is a modern commuter rail train used by the Long Island Rail Road, designed to replace older fleets with improved performance, safety, and passenger amenities.
-
B.
M7 electric multiple unit
The M7 electric multiple unit is a modern commuter rail car class built for high-frequency, third-rail electrified service, notably operating on New York’s Long Island Rail Road and similar regional rail networks.
-
C.
Class 756 train
The Class 756 train is a modern tri-mode (electric, battery, and diesel) multiple unit designed for regional and commuter services in Wales as part of Transport for Wales Rail’s fleet modernization.
-
D.
MARC Train
MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
-
E.
Class 802 Nova 1 bi-mode train
The Class 802 Nova 1 is a modern bi-mode intercity train used by TransPennine Express, capable of operating on both electrified and non-electrified routes to provide faster, more flexible services across northern England and Scotland.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
dual-voltage train
ⓘ
electric multiple unit ⓘ rolling stock class ⓘ suburban commuter train ⓘ |
| country | France ⓘ |
| designedBy | French manufacturers consortium ⓘ |
| designedFor |
RER network
ⓘ
surface form:
Paris RER network
high-capacity suburban commuter service ⓘ |
| electricSystem |
1.5 kV DC overhead
ⓘ
25 kV AC 50 Hz overhead ⓘ |
| gauge | standard gauge ⓘ |
| hasConfiguration | multiple-unit ⓘ |
| hasFeature |
dual-voltage capability
ⓘ
high passenger capacity ⓘ rapid acceleration ⓘ |
| introduced | late 1970s ⓘ |
| location |
Île-de-France region
ⓘ
surface form:
Île-de-France
|
| network |
RER network
ⓘ
surface form:
Réseau Express Régional de Paris
|
| operatesOn |
RER A
ⓘ
RER B line ⓘ
surface form:
RER B
|
| operator |
RATP group
ⓘ
surface form:
RATP
SNCF ⓘ |
| powerCollectionMethod | pantograph ⓘ |
| regionServed |
Grand Paris urban area
ⓘ
surface form:
Paris metropolitan area
|
| serviceEntry | around 1980 ⓘ |
| serviceType |
commuter rail
ⓘ
regional rail ⓘ |
| tractionType | electric ⓘ |
| usedFor |
high-frequency commuter services
ⓘ
suburban passenger transport ⓘ |
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: MI 79 trainsets Description of subject: MI 79 trainsets are a class of dual-voltage electric multiple units designed for high-capacity suburban commuter service on the Paris RER network.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
MI 84 trainsets
this entity surface form:
MI 09 trainsets