Type T (Vienna U-Bahn rolling stock)
E944224
Type T is a class of electric multiple unit trains specifically built for and operated on Vienna’s U-Bahn system.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Type T (Vienna U-Bahn rolling stock) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11737555 — 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: Type T (Vienna U-Bahn rolling stock) Context triple: [U2 (Vienna U-Bahn), usesRollingStock, Type T (Vienna U-Bahn rolling stock)]
-
A.
Vienna U-Bahn network
The Vienna U-Bahn network is the rapid transit system serving Austria’s capital, consisting of multiple underground lines that form the backbone of public transportation in Vienna.
-
B.
Vienna tramway network
The Vienna tramway network is an extensive and historic urban light rail system in Austria’s capital, forming a core part of the city’s public transportation.
-
C.
Stadler Tango trams
Stadler Tango trams are modern, low-floor light rail vehicles built by Stadler Rail, commonly used in European cities for high-capacity, urban public transport services.
-
D.
Vienna U-Bahn at Wien Mitte
Vienna U-Bahn at Wien Mitte is a major underground transit hub in central Vienna that serves multiple metro lines and provides key connections to regional and airport rail services.
-
E.
Vienna S-Bahn
The Vienna S-Bahn is a suburban rail network serving Vienna and its surrounding regions, providing frequent commuter connections that integrate with the city’s public transport system.
- 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: Type T (Vienna U-Bahn rolling stock) Target entity description: Type T is a class of electric multiple unit trains specifically built for and operated on Vienna’s U-Bahn system.
-
A.
Vienna U-Bahn network
The Vienna U-Bahn network is the rapid transit system serving Austria’s capital, consisting of multiple underground lines that form the backbone of public transportation in Vienna.
-
B.
Vienna tramway network
The Vienna tramway network is an extensive and historic urban light rail system in Austria’s capital, forming a core part of the city’s public transportation.
-
C.
Stadler Tango trams
Stadler Tango trams are modern, low-floor light rail vehicles built by Stadler Rail, commonly used in European cities for high-capacity, urban public transport services.
-
D.
Vienna U-Bahn at Wien Mitte
Vienna U-Bahn at Wien Mitte is a major underground transit hub in central Vienna that serves multiple metro lines and provides key connections to regional and airport rail services.
-
E.
Vienna S-Bahn
The Vienna S-Bahn is a suburban rail network serving Vienna and its surrounding regions, providing frequent commuter connections that integrate with the city’s public transport system.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
Vienna U-Bahn rolling stock
ⓘ
electric multiple unit ⓘ passenger train ⓘ |
| brakeType |
electric braking
ⓘ
pneumatic braking ⓘ |
| countryOfOperation | Austria NERFINISHED ⓘ |
| designedFor |
high-frequency service
ⓘ
underground railway operation ⓘ |
| doorType | sliding side doors ⓘ |
| electrificationSystem | third rail power collection ⓘ |
| gauge | standard gauge ⓘ |
| hasFeature |
automatic train protection compatibility
ⓘ
multiple-unit control ⓘ |
| hasMultipleUnits | permanently coupled trainsets ⓘ |
| hasPassengerAreas | saloon-style interiors ⓘ |
| networkOperator | Wiener Linien NERFINISHED ⓘ |
| operatedBy | drivers ⓘ |
| operatedOn | Vienna U-Bahn NERFINISHED ⓘ |
| operatingEnvironment | metro system ⓘ |
| railwaySystem | Vienna U-Bahn network NERFINISHED ⓘ |
| serviceLocation |
Vienna
NERFINISHED
ⓘ
Vienna metropolitan area NERFINISHED ⓘ |
| serviceType | rapid transit ⓘ |
| tractionType | electric ⓘ |
| usedFor | urban 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: Type T (Vienna U-Bahn rolling stock) Description of subject: Type T is a class of electric multiple unit trains specifically built for and operated on Vienna’s U-Bahn system.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
U2 (Vienna U-Bahn)