Triple
T29887549
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Riggenbach rack system |
E759056
|
entity |
| Predicate | railwayTechnologyType |
P3554
|
FINISHED |
| Object | rack-and-pinion railway drive |
—
|
LITERAL FINISHED |
How this triple was built (2 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: rack-and-pinion railway drive | Statement: [Riggenbach rack system, railwayTechnologyType, rack-and-pinion railway drive]
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: railwayTechnologyType Context triple: [Riggenbach rack system, railwayTechnologyType, rack-and-pinion railway drive]
-
A.
railSystemType
Indicates the specific category or classification of a rail transportation system that an entity belongs to or operates within.
-
B.
hasRailwayTraction
Indicates that a railway system, line, or vehicle uses a specified type or method of traction (e.g., electric, diesel, steam) for its propulsion.
-
C.
hasRailwayInfrastructureType
Indicates that an entity possesses or is associated with a specific type or category of railway infrastructure.
-
D.
railwayClass
Indicates the specific classification or category assigned to a railway or railway service within a defined system.
-
E.
railroadEngineeringFeature
chosen
Indicates a feature, element, or characteristic specifically related to the design, construction, or operation of railroad engineering systems.
- 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_69f2245de2f48190a481404896b56254 |
completed | April 29, 2026, 3:31 p.m. |
| NER | Named-entity recognition | batch_69f70e8755a48190931eaa77946f9460 |
completed | May 3, 2026, 8:59 a.m. |
| PD | Predicate disambiguation | batch_69f70abc00848190a1c3f495ef6c8dc6 |
completed | May 3, 2026, 8:43 a.m. |
Created at: April 29, 2026, 6:01 p.m.