Leipzig City Tunnel
E735556
Leipzig City Tunnel is an underground railway link in Leipzig, Germany, that connects the main station with southern lines to create a central S-Bahn cross-city route.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Leipzig City Tunnel canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8476514 — 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: Leipzig City Tunnel Context triple: [Leipzig Hauptbahnhof, hasConnectionTo, Leipzig City Tunnel]
-
A.
Berlin S-Bahn Nord-Süd-Tunnel
The Berlin S-Bahn Nord-Süd-Tunnel is a central underground railway tunnel in Berlin that carries multiple S-Bahn lines beneath the city’s core, connecting northern and southern suburban routes.
-
B.
Tiergarten tunnel
The Tiergarten tunnel is a major road and rail tunnel in central Berlin that carries traffic beneath the Tiergarten park, helping to connect key parts of the city’s transport network.
-
C.
Elbe Tunnel (Hamburg)
The Elbe Tunnel in Hamburg is a major underwater road tunnel beneath the River Elbe that forms a key traffic artery connecting the northern and southern parts of the city.
-
D.
Zimmerberg Base Tunnel
The Zimmerberg Base Tunnel is a major Swiss railway tunnel that provides a fast, low-gradient route for passenger and freight trains between Zurich and central Switzerland.
-
E.
Piet Hein Tunnel
The Piet Hein Tunnel is a major road and tram tunnel in Amsterdam that connects the city center with the Eastern Docklands and the A10 ring road.
- 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: Leipzig City Tunnel Target entity description: Leipzig City Tunnel is an underground railway link in Leipzig, Germany, that connects the main station with southern lines to create a central S-Bahn cross-city route.
-
A.
Berlin S-Bahn Nord-Süd-Tunnel
The Berlin S-Bahn Nord-Süd-Tunnel is a central underground railway tunnel in Berlin that carries multiple S-Bahn lines beneath the city’s core, connecting northern and southern suburban routes.
-
B.
Tiergarten tunnel
The Tiergarten tunnel is a major road and rail tunnel in central Berlin that carries traffic beneath the Tiergarten park, helping to connect key parts of the city’s transport network.
-
C.
Elbe Tunnel (Hamburg)
The Elbe Tunnel in Hamburg is a major underwater road tunnel beneath the River Elbe that forms a key traffic artery connecting the northern and southern parts of the city.
-
D.
Zimmerberg Base Tunnel
The Zimmerberg Base Tunnel is a major Swiss railway tunnel that provides a fast, low-gradient route for passenger and freight trains between Zurich and central Switzerland.
-
E.
Piet Hein Tunnel
The Piet Hein Tunnel is a major road and tram tunnel in Amsterdam that connects the city center with the Eastern Docklands and the A10 ring road.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
railway tunnel
ⓘ
transport infrastructure project ⓘ underground railway link ⓘ |
| connects |
Leipzig Hauptbahnhof
NERFINISHED
ⓘ
Leipzig Hauptbahnhof and Leipzig Bayerischer Bahnhof NERFINISHED ⓘ northern and southern S-Bahn routes in Leipzig ⓘ southern railway lines of Leipzig ⓘ |
| constructionMethod | tunnel boring and cut-and-cover methods ⓘ |
| constructionStartDate | 2003 ⓘ |
| country | Germany NERFINISHED ⓘ |
| electrification | 15 kV 16.7 Hz AC overhead line ⓘ |
| fundedBy |
City of Leipzig
NERFINISHED
ⓘ
Federal Republic of Germany NERFINISHED ⓘ Free State of Saxony NERFINISHED ⓘ |
| hasFunction |
relief of surface rail congestion at Leipzig Hauptbahnhof
ⓘ
through-running of regional trains ⓘ |
| hasGermanName | City-Tunnel Leipzig NERFINISHED ⓘ |
| hasStation |
Leipzig Bayerischer Bahnhof station
NERFINISHED
ⓘ
Leipzig Hauptbahnhof (tief) NERFINISHED ⓘ Leipzig Markt station NERFINISHED ⓘ Leipzig Wilhelm-Leuschner-Platz station NERFINISHED ⓘ |
| hasStructure | underground stations ⓘ |
| hasTraffic | passenger rail only ⓘ |
| languageOfName | German ⓘ |
| length | approximately 3.9 km ⓘ |
| locatedIn |
Central Germany transport region
ⓘ
Leipzig NERFINISHED ⓘ Leipzig city centre NERFINISHED ⓘ Saxony NERFINISHED ⓘ |
| numberOfTracks | 2 ⓘ |
| openingDate | 2013-12-15 ⓘ |
| operator | DB Netz NERFINISHED ⓘ |
| owner | Deutsche Bahn NERFINISHED ⓘ |
| partOf |
German railway network
NERFINISHED
ⓘ
S-Bahn Mitteldeutschland NERFINISHED ⓘ |
| passesUnder |
Leipzig city centre
NERFINISHED
ⓘ
inner city streets of Leipzig ⓘ |
| purpose |
cross-city S-Bahn connection
ⓘ
improve regional rail connectivity through Leipzig city centre ⓘ |
| railwayType | S-Bahn ⓘ |
| regionServed | Mitteldeutschland (Central Germany) NERFINISHED ⓘ |
| serves | S-Bahn Mitteldeutschland lines ⓘ |
| serviceOperator |
DB Regio
NERFINISHED
ⓘ
Mitteldeutsche Regiobahn NERFINISHED ⓘ |
| status | in operation ⓘ |
| trackGauge | 1435 mm standard gauge ⓘ |
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: Leipzig City Tunnel Description of subject: Leipzig City Tunnel is an underground railway link in Leipzig, Germany, that connects the main station with southern lines to create a central S-Bahn cross-city route.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Leipzig Hauptbahnhof