Triple
T10411216
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tom Rolt |
E245393
|
entity |
| Predicate | railwayPreservationContext |
P59837
|
FINISHED |
| Object | preserved narrow-gauge railway |
—
|
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: preserved narrow-gauge railway | Statement: [Tom Rolt, railwayPreservationContext, preserved narrow-gauge railway]
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: railwayPreservationContext Context triple: [Tom Rolt, railwayPreservationContext, preserved narrow-gauge railway]
-
A.
railwayHeritageFeature
chosen
Indicates that something is a feature associated with railway heritage, such as historically significant railway structures, equipment, or related elements.
-
B.
heritageRailwayUse
Indicates that a railway line, infrastructure, or service is used for heritage or historical purposes rather than for regular commercial transport.
-
C.
railwayFocus
Indicates that something is a primary subject, theme, or point of attention specifically in the context of railways or railway-related matters.
-
D.
associatedRailwayClub
Indicates a relationship where an entity is linked or connected to a specific railway club, typically as an affiliate, member, or related organization.
-
E.
railwaySignificance
Indicates the importance or role that a railway or rail-related feature has within a transportation network, region, or context.
- 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_69d381be340c8190b05998703d42d224 |
completed | April 6, 2026, 9:49 a.m. |
| NER | Named-entity recognition | batch_69d4e9fc72d081908d81c71133973daf |
completed | April 7, 2026, 11:26 a.m. |
| PD | Predicate disambiguation | batch_69d4dfb6f160819090040644a12395ec |
completed | April 7, 2026, 10:43 a.m. |
Created at: April 6, 2026, 12:09 p.m.