Triple
T20894588
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Wengen railway station |
E514498
|
entity |
| Predicate | hasRackSystem |
P33987
|
FINISHED |
| Object | Riggenbach rack system |
—
|
NE NERFINISHED |
How this triple was built (3 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Riggenbach rack system | Statement: [Wengen railway station, hasRackSystem, Riggenbach rack system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Riggenbach rack system Context triple: [Wengen railway station, hasRackSystem, Riggenbach rack system]
-
A.
Riggenbach rack system
chosen
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.
Locher rack system
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.
-
C.
Scharfenberg coupler
The Scharfenberg coupler is an automatic railway coupling system widely used on modern passenger trains to quickly connect and disconnect cars while integrating mechanical, pneumatic, and electrical links.
-
D.
Schweizertrakt (Swiss Wing)
Schweizertrakt (Swiss Wing) is a historic section of Vienna’s Hofburg complex, notable as one of its oldest surviving wings and a key element of the former imperial residence’s architectural ensemble.
-
E.
Schaan-Forst Hilti
Schaan-Forst Hilti was the former name of the railway station now known as Schaan-Vaduz in Liechtenstein.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasRackSystem Context triple: [Wengen railway station, hasRackSystem, Riggenbach rack system]
-
A.
hasRackRailway
chosen
Indicates that one entity possesses or includes a rack railway system connecting locations or operating within its area.
-
B.
canBeRackMounted
Indicates that an entity is suitable or designed to be installed in a standard equipment rack.
-
C.
rackSystemType
Indicates the specific configuration or category of rack system associated with an entity.
-
D.
rackSystem
Indicates a relationship where an entity functions as or belongs to a particular rack-based storage or mounting system.
-
E.
hasScienceRack
Indicates that an entity is equipped with or includes a designated rack used for holding or organizing scientific equipment or materials.
- F. None of above.
Provenance (3 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69e0b4f7ebe48190952a85547a0f31a1 |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6d06129788190b88ab807af4641c1 |
completed | April 21, 2026, 1:18 a.m. |
| PD | Predicate disambiguation | batch_69e5c9ac91108190a6700fcdf2f11890 |
completed | April 20, 2026, 6:37 a.m. |
Created at: April 16, 2026, 12:47 p.m.