Triple
T22158356
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Severn Valley Railway station |
E547600
|
entity |
| Predicate | servedByRailway |
P848
|
FINISHED |
| Object | Severn Valley Railway |
—
|
NE NERFINISHED |
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: Severn Valley Railway | Statement: [Severn Valley Railway station, servedByRailway, Severn Valley Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Severn Valley Railway Context triple: [Severn Valley Railway station, servedByRailway, Severn Valley Railway]
-
A.
Rother Valley Railway
Rother Valley Railway was a light railway in southeast England that formed part of the early rural rail network later associated with the Kent and East Sussex Railway.
-
B.
Severn Valley Railway (Shropshire section)
chosen
The Severn Valley Railway (Shropshire section) is part of a preserved heritage steam railway running through the Severn Valley in Shropshire, England, popular for scenic journeys and historical train experiences.
-
C.
Bure Valley Railway
Bure Valley Railway is a heritage narrow-gauge steam railway in Norfolk, England, offering scenic journeys through the Bure Valley countryside.
-
D.
Severn Valley line
The Severn Valley line is a historic heritage railway route in England that runs through the Severn Valley, known for its preserved steam services and scenic countryside views.
-
E.
Severn and Wye Railway
The Severn and Wye Railway was a historic railway in Gloucestershire, England, primarily serving the Forest of Dean’s coal and iron industries and linking them to ports on the River Severn.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e11e3b52088190ad5df386d01eb2fb |
completed | April 16, 2026, 5:36 p.m. |
| NER | Named-entity recognition | batch_69f12a2b5b10819090630fbadacb67af |
completed | April 28, 2026, 9:44 p.m. |
Created at: April 16, 2026, 8:33 p.m.