Uetliberg railway bridges
E381045
The Uetliberg railway bridges are a series of rail viaducts in Zurich, Switzerland, carrying the Uetliberg line across the Sihl valley as part of the city’s suburban rail network.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Uetliberg railway bridges canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3700354 — 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: Uetliberg railway bridges Context triple: [Sihl River, hasBridge, Uetliberg railway bridges]
-
A.
Nydeggbrücke in Bern
Nydeggbrücke in Bern is a historic stone arch bridge in Switzerland’s capital city that spans the Aare River and connects the Old Town with the eastern districts.
-
B.
Rhaetian Railway
The Rhaetian Railway is a Swiss narrow-gauge railway network in the canton of Graubünden, famed for its scenic Alpine routes and UNESCO World Heritage-listed lines.
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C.
Bern–Lucerne railway line
The Bern–Lucerne railway line is a major Swiss rail route connecting the capital city of Bern with the central Swiss city of Lucerne, serving as an important corridor for both regional and intercity passenger traffic.
-
D.
Kornhausbrücke in Bern
Kornhausbrücke in Bern is a historic road and tram bridge in Switzerland’s capital city, spanning the Aare River and connecting the Old City with the Breitenrain district.
-
E.
Hohenzollern Bridge
The Hohenzollern Bridge is a historic railway and pedestrian bridge over the Rhine in Cologne, Germany, famous for its heavy train traffic and thousands of love locks attached to its railings.
- 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: Uetliberg railway bridges Target entity description: The Uetliberg railway bridges are a series of rail viaducts in Zurich, Switzerland, carrying the Uetliberg line across the Sihl valley as part of the city’s suburban rail network.
-
A.
Nydeggbrücke in Bern
Nydeggbrücke in Bern is a historic stone arch bridge in Switzerland’s capital city that spans the Aare River and connects the Old Town with the eastern districts.
-
B.
Rhaetian Railway
The Rhaetian Railway is a Swiss narrow-gauge railway network in the canton of Graubünden, famed for its scenic Alpine routes and UNESCO World Heritage-listed lines.
-
C.
Bern–Lucerne railway line
The Bern–Lucerne railway line is a major Swiss rail route connecting the capital city of Bern with the central Swiss city of Lucerne, serving as an important corridor for both regional and intercity passenger traffic.
-
D.
Kornhausbrücke in Bern
Kornhausbrücke in Bern is a historic road and tram bridge in Switzerland’s capital city, spanning the Aare River and connecting the Old City with the Breitenrain district.
-
E.
Hohenzollern Bridge
The Hohenzollern Bridge is a historic railway and pedestrian bridge over the Rhine in Cologne, Germany, famous for its heavy train traffic and thousands of love locks attached to its railings.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
bridge ensemble
ⓘ
railway viaduct ⓘ transport infrastructure ⓘ |
| access | not open to road traffic ⓘ |
| category |
bridges in the canton of Zurich
ⓘ
railway bridges in Switzerland ⓘ viaducts in Switzerland ⓘ |
| connects | Uetliberg line sections across Sihl valley ⓘ |
| country | Switzerland ⓘ |
| crosses |
Sihl River
ⓘ
surface form:
Sihl
Sihl River ⓘ
surface form:
Sihl valley
|
| designedFor | frequent suburban rail services ⓘ |
| electrification | overhead line ⓘ |
| function |
carry passenger trains
ⓘ
carry suburban rail traffic ⓘ |
| gauge | standard gauge ⓘ |
| hasTraffic | electric multiple units ⓘ |
| importance | key link on Uetliberg line ⓘ |
| isPartOf | urban rail infrastructure of Zurich ⓘ |
| locatedIn |
Greater Zürich Area
ⓘ
surface form:
Greater Zurich Area
Sihl valley area of Zurich ⓘ Switzerland ⓘ Zurich ⓘ canton of Zurich ⓘ |
| locatedNear | city of Zurich urban area ⓘ |
| networkRole | link between city of Zurich and Uetliberg area ⓘ |
| numberOfSpans | multiple spans ⓘ |
| operator | Sihltal Zürich Uetliberg Bahn ⓘ |
| owner | Sihltal Zürich Uetliberg Bahn ⓘ |
| partOf |
Uetliberg line infrastructure
ⓘ
Zürich S-Bahn ⓘ
surface form:
Zurich suburban rail network
Zürich S-Bahn ⓘ
surface form:
Zürich S-Bahn network
|
| passesAbove |
Sihl River
ⓘ
surface form:
Sihl river corridor
Sihl valley area of Zurich ⓘ
surface form:
Sihl valley floor
|
| primaryUse | public transport ⓘ |
| railwayLine |
Sihltal Zürich Uetliberg Bahn
ⓘ
surface form:
Uetlibergbahn
|
| railwayType | standard-gauge railway bridge ⓘ |
| regionServed |
Greater Zürich Area
ⓘ
surface form:
Zurich metropolitan area
|
| safetyRole | segregate rail traffic from valley floor ⓘ |
| structureType | viaduct ⓘ |
| terrain | elevated over valley ⓘ |
| transportMode | rail ⓘ |
| usedBy |
Uetliberg railway line
ⓘ
surface form:
Uetliberg line
|
| usedFor |
commuter transport
ⓘ
regional rail services ⓘ |
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: Uetliberg railway bridges Description of subject: The Uetliberg railway bridges are a series of rail viaducts in Zurich, Switzerland, carrying the Uetliberg line across the Sihl valley as part of the city’s suburban rail network.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.