Oberlaa extension
E938854
The Oberlaa extension is a southern expansion of Vienna’s U1 metro line that connects the city’s network to the Oberlaa area, improving access to its residential districts and spa facilities.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Oberlaa extension canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11646998 — 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: Oberlaa extension Context triple: [U1 (Vienna U-Bahn), extension, Oberlaa extension]
-
A.
Stubenring
Stubenring is a prominent section of Vienna’s historic Ringstrasse boulevard, known for its grand architecture and important public buildings.
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B.
Erasbach
Erasbach is a small locality in Bavaria, Germany, best known as the birthplace of the composer Christoph Willibald Gluck.
-
C.
Scheibenhof
Scheibenhof is a locality or district that forms part of the city of Krems an der Donau in Lower Austria.
-
D.
Sternschanze
Sternschanze is a trendy Hamburg neighborhood known for its alternative culture, vibrant nightlife, and street art.
-
E.
Egloffstein
Egloffstein is a small market town in northern Bavaria, Germany, known for its historic castle and scenic location in the Franconian Switzerland region.
- 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: Oberlaa extension Target entity description: The Oberlaa extension is a southern expansion of Vienna’s U1 metro line that connects the city’s network to the Oberlaa area, improving access to its residential districts and spa facilities.
-
A.
Stubenring
Stubenring is a prominent section of Vienna’s historic Ringstrasse boulevard, known for its grand architecture and important public buildings.
-
B.
Erasbach
Erasbach is a small locality in Bavaria, Germany, best known as the birthplace of the composer Christoph Willibald Gluck.
-
C.
Scheibenhof
Scheibenhof is a locality or district that forms part of the city of Krems an der Donau in Lower Austria.
-
D.
Sternschanze
Sternschanze is a trendy Hamburg neighborhood known for its alternative culture, vibrant nightlife, and street art.
-
E.
Egloffstein
Egloffstein is a small market town in northern Bavaria, Germany, known for its historic castle and scenic location in the Franconian Switzerland region.
- F. None of above. chosen
Statements (20)
| Predicate | Object |
|---|---|
| instanceOf |
metro line extension
ⓘ
public transport infrastructure project ⓘ |
| city | Vienna ⓘ |
| connectsTo | Oberlaa NERFINISHED ⓘ |
| country | Austria ⓘ |
| direction | southern expansion ⓘ |
| improves | access to Oberlaa area ⓘ |
| lineColor | red ⓘ |
| locatedIn |
Austria
ⓘ
Vienna ⓘ |
| networkType | urban rail transit network ⓘ |
| operator | Wiener Linien NERFINISHED ⓘ |
| partOf | Vienna U1 metro line NERFINISHED ⓘ |
| partOfNetwork | Vienna U-Bahn NERFINISHED ⓘ |
| purpose |
connect Vienna U1 line to Oberlaa area
ⓘ
improve public transport access to Oberlaa ⓘ |
| serves |
residential districts in Oberlaa area
ⓘ
spa facilities in Oberlaa area ⓘ |
| terminus | Oberlaa station NERFINISHED ⓘ |
| transportMode | metro ⓘ |
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: Oberlaa extension Description of subject: The Oberlaa extension is a southern expansion of Vienna’s U1 metro line that connects the city’s network to the Oberlaa area, improving access to its residential districts and spa facilities.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
U1 (Vienna U-Bahn)