Locher rack system
E1376371
UNEXPLORED
The Locher rack system is a specialized rack railway design that uses horizontal, side-mounted cogwheels engaging with a centrally located rack bar to enable safe operation on extremely steep gradients.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Locher rack system canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T19450000 — 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: Locher rack system Context triple: [Fell centre rail system, distinguishedFrom, Locher rack system]
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A.
Riggenbach rack system
The Riggenbach rack system is an early and widely used rack railway technology that employs a ladder-like central rail to enable trains to climb steep gradients safely.
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B.
Prismaflex system
The Prismaflex system is an advanced medical device platform used in intensive care units to provide continuous renal replacement therapy and other extracorporeal blood treatments for critically ill patients.
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C.
Igla docking system
The Igla docking system was an early Soviet-era spacecraft rendezvous and docking technology used before being superseded by more advanced systems.
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D.
Abt rack system
The Abt rack system is a railway rack-and-pinion mechanism that uses multiple toothed rack bars and pinions to enable trains to safely operate on steep gradients.
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E.
Warren’s Shaft system
Warren’s Shaft system is an ancient underground water system in Jerusalem’s City of David, featuring tunnels and a vertical shaft used to access the Gihon Spring for the city’s early inhabitants.
- 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: Locher rack system Target entity description: The Locher rack system is a specialized rack railway design that uses horizontal, side-mounted cogwheels engaging with a centrally located rack bar to enable safe operation on extremely steep gradients.
-
A.
Riggenbach rack system
The Riggenbach rack system is an early and widely used rack railway technology that employs a ladder-like central rail to enable trains to climb steep gradients safely.
-
B.
Prismaflex system
The Prismaflex system is an advanced medical device platform used in intensive care units to provide continuous renal replacement therapy and other extracorporeal blood treatments for critically ill patients.
-
C.
Igla docking system
The Igla docking system was an early Soviet-era spacecraft rendezvous and docking technology used before being superseded by more advanced systems.
-
D.
Abt rack system
The Abt rack system is a railway rack-and-pinion mechanism that uses multiple toothed rack bars and pinions to enable trains to safely operate on steep gradients.
-
E.
Warren’s Shaft system
Warren’s Shaft system is an ancient underground water system in Jerusalem’s City of David, featuring tunnels and a vertical shaft used to access the Gihon Spring for the city’s early inhabitants.
- F. None of above. chosen
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.