Leopoldau station
E948709
Leopoldau station is a Vienna U-Bahn station in the Floridsdorf district that serves as a key northern access point to the city’s metro network.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Alte Donau station | 1 |
| Leopoldau station canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11646977 — 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: Leopoldau station Context triple: [U1 (Vienna U-Bahn), terminus, Leopoldau station]
-
A.
Sendlinger Tor station
Sendlinger Tor station is a major underground interchange on the Munich U-Bahn network, serving multiple lines near the historic Sendlinger Tor city gate in central Munich.
-
B.
Karlsplatz (Stachus) station
Karlsplatz (Stachus) station is a major underground and suburban rail interchange in central Munich, Germany, serving multiple U-Bahn, S-Bahn, and tram lines beneath the busy Stachus square.
-
C.
Nordostbahnhof station
Nordostbahnhof station is an underground Nuremberg U-Bahn stop in the city’s northeast, serving the Nordostbahnhof area on line U2.
-
D.
Vienna station
Vienna station is a Washington Metro rapid transit station in Fairfax County, Virginia, serving as the western endpoint of the system’s Orange Line.
-
E.
Emmerich station
Emmerich station is a railway station in the German town of Emmerich am Rhein that serves as a regional and cross-border transport hub near the Dutch border.
- 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: Leopoldau station Target entity description: Leopoldau station is a Vienna U-Bahn station in the Floridsdorf district that serves as a key northern access point to the city’s metro network.
-
A.
Sendlinger Tor station
Sendlinger Tor station is a major underground interchange on the Munich U-Bahn network, serving multiple lines near the historic Sendlinger Tor city gate in central Munich.
-
B.
Karlsplatz (Stachus) station
Karlsplatz (Stachus) station is a major underground and suburban rail interchange in central Munich, Germany, serving multiple U-Bahn, S-Bahn, and tram lines beneath the busy Stachus square.
-
C.
Nordostbahnhof station
Nordostbahnhof station is an underground Nuremberg U-Bahn stop in the city’s northeast, serving the Nordostbahnhof area on line U2.
-
D.
Vienna station
Vienna station is a Washington Metro rapid transit station in Fairfax County, Virginia, serving as the western endpoint of the system’s Orange Line.
-
E.
Emmerich station
Emmerich station is a railway station in the German town of Emmerich am Rhein that serves as a regional and cross-border transport hub near the Dutch border.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
Vienna U-Bahn station
ⓘ
railway station ⓘ |
| cityServed | Vienna NERFINISHED ⓘ |
| continent | Europe ⓘ |
| coordinateSystem | WGS84 ⓘ |
| country | Austria ⓘ |
| fareZone | Vienna core zone ⓘ |
| hasConnection |
Vienna S-Bahn
NERFINISHED
ⓘ
bus services ⓘ regional trains ⓘ |
| hasLanguageOfName | German ⓘ |
| locatedIn |
Austria
ⓘ
Floridsdorf NERFINISHED ⓘ Vienna ⓘ |
| namedAfter | Leopoldau NERFINISHED ⓘ |
| openingDate | 2006 ⓘ |
| operator | Wiener Linien NERFINISHED ⓘ |
| partOfNetwork | Vienna U-Bahn NERFINISHED ⓘ |
| platformType | island platform ⓘ |
| publicTransportSystem | Verkehrsverbund Ost-Region NERFINISHED ⓘ |
| role |
key northern access point to Vienna metro network
ⓘ
northern terminus of U1 ⓘ |
| servedByLine | U1 ⓘ |
| servesDistrict | Floridsdorf NERFINISHED ⓘ |
| structureType | underground station ⓘ |
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: Leopoldau station Description of subject: Leopoldau station is a Vienna U-Bahn station in the Floridsdorf district that serves as a key northern access point to the city’s metro network.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
U1 (Vienna U-Bahn)
this entity surface form:
Alte Donau station