Triple
T17446108
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Welshpool and Llanfair Light Railway |
E424787
|
entity |
| Predicate | reopeningAsHeritageRailway |
P37967
|
FINISHED |
| Object | 1963 |
—
|
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: 1963 | Statement: [Welshpool and Llanfair Light Railway, reopeningAsHeritageRailway, 1963]
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: reopeningAsHeritageRailway Context triple: [Welshpool and Llanfair Light Railway, reopeningAsHeritageRailway, 1963]
-
A.
openedAsHeritageRailway
chosen
Indicates that a railway line or route was reopened specifically for heritage or tourist purposes rather than for regular commercial transport service.
-
B.
heritageRailwayUse
Indicates that a railway line, infrastructure, or service is used for heritage or historical purposes rather than for regular commercial transport.
-
C.
reopenedAsHeritageStation
Indicates that a station, once closed or repurposed, has been reopened specifically as a heritage or historical railway station.
-
D.
railwayPreservationMovement
Indicates a relationship where efforts are made to conserve, restore, and maintain historic railways, trains, and related infrastructure for heritage, educational, or cultural purposes.
-
E.
railwayHeritageFeature
Indicates that something is a feature associated with railway heritage, such as historically significant railway structures, equipment, or related elements.
- 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_69d889db0ba481908402409af3b37917 |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e44ffafec48190b25980318cea353f |
completed | April 19, 2026, 3:46 a.m. |
| PD | Predicate disambiguation | batch_69e3b4f0e3fc819094e466b74622c956 |
completed | April 18, 2026, 4:44 p.m. |
Created at: April 10, 2026, 5:47 a.m.