U6 (Vienna U-Bahn)
E950129
U6 is one of the main lines of the Vienna U-Bahn network, running in a north–south arc and serving numerous residential and commercial districts with frequent rapid transit service.
All labels observed (3)
| Label | Occurrences |
|---|---|
| U6 (Vienna U-Bahn) canonical | 2 |
| Vienna U-Bahn line U6 | 1 |
| Vienna U6 line | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11646989 — 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: U6 (Vienna U-Bahn) Context triple: [U1 (Vienna U-Bahn), interchangeWith, U6 (Vienna U-Bahn)]
-
A.
Vienna U1 line
The Vienna U1 line is one of the main lines of the Vienna U-Bahn rapid transit system, running in a north–south direction and connecting several key districts and transport hubs across the city.
-
B.
Vienna U2 line
The Vienna U2 line is one of the city’s main underground metro lines, running across central districts including Leopoldstadt and connecting key cultural, residential, and event areas.
-
C.
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.
-
D.
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.
-
E.
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.
- 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: U6 (Vienna U-Bahn) Target entity description: U6 is one of the main lines of the Vienna U-Bahn network, running in a north–south arc and serving numerous residential and commercial districts with frequent rapid transit service.
-
A.
Vienna U1 line
The Vienna U1 line is one of the main lines of the Vienna U-Bahn rapid transit system, running in a north–south direction and connecting several key districts and transport hubs across the city.
-
B.
Vienna U2 line
The Vienna U2 line is one of the city’s main underground metro lines, running across central districts including Leopoldstadt and connecting key cultural, residential, and event areas.
-
C.
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.
-
D.
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.
-
E.
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.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Vienna U-Bahn line
ⓘ
rapid transit line ⓘ |
| character |
partly at grade
ⓘ
partly elevated ⓘ partly underground ⓘ |
| cityServed | Vienna metropolitan area NERFINISHED ⓘ |
| country | Austria ⓘ |
| electrification | 750 V DC third rail ⓘ |
| fareSystem | Verkehrsverbund Ost-Region NERFINISHED ⓘ |
| gauge | standard gauge ⓘ |
| hasPlatformType |
island platforms
ⓘ
side platforms ⓘ |
| historicalOrigin | Gürtellinie of the Vienna Stadtbahn NERFINISHED ⓘ |
| interchangeWith |
U1 (Vienna U-Bahn)
NERFINISHED
ⓘ
U2 (Vienna U-Bahn) NERFINISHED ⓘ U3 (Vienna U-Bahn) NERFINISHED ⓘ U4 (Vienna U-Bahn) NERFINISHED ⓘ U5 (Vienna U-Bahn) (planned) NERFINISHED ⓘ |
| lineColor | brown ⓘ |
| location | Vienna NERFINISHED ⓘ |
| notableStation |
Längenfeldgasse station
NERFINISHED
ⓘ
Spittelau station NERFINISHED ⓘ Westbahnhof station NERFINISHED ⓘ |
| numberOfStations | 24 ⓘ |
| openingAsUBahn | 1989 ⓘ |
| operator | Wiener Linien NERFINISHED ⓘ |
| primaryOrientation | north–south arc ⓘ |
| rollingStock |
T type train
ⓘ
T1 type train ⓘ |
| servesAreaType |
commercial districts
ⓘ
residential districts ⓘ |
| servesDistrict |
Alsergrund
NERFINISHED
ⓘ
Brigittenau NERFINISHED ⓘ Donaustadt NERFINISHED ⓘ Floridsdorf NERFINISHED ⓘ Josefstadt NERFINISHED ⓘ Liesing NERFINISHED ⓘ Margareten NERFINISHED ⓘ Mariahilf NERFINISHED ⓘ Meidling NERFINISHED ⓘ Neubau NERFINISHED ⓘ |
| serviceType | high-frequency urban rail ⓘ |
| system | Vienna U-Bahn NERFINISHED ⓘ |
| terminusNorth | Floridsdorf station NERFINISHED ⓘ |
| terminusSouth | Siebenhirten station NERFINISHED ⓘ |
| trackConfiguration | double track ⓘ |
| usesFormerInfrastructureOf | Vienna Stadtbahn NERFINISHED ⓘ |
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: U6 (Vienna U-Bahn) Description of subject: U6 is one of the main lines of the Vienna U-Bahn network, running in a north–south arc and serving numerous residential and commercial districts with frequent rapid transit service.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
U1 (Vienna U-Bahn)
subject surface form:
U2 (Vienna U-Bahn)
this entity surface form:
Vienna U6 line
this entity surface form:
Vienna U-Bahn line U6