Triple

T8320457
Position Surface form Disambiguated ID Type / Status
Subject Cambrian Heritage Railways E194817 entity
Predicate hasStation P35 FINISHED
Object Llynclys South railway station
Llynclys South railway station is a preserved heritage railway station in Shropshire, England, operated as part of the Cambrian Heritage Railways.
 E725859 NE FINISHED

How this triple was built (4 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: Llynclys South railway station | Statement: [Cambrian Heritage Railways, hasStation, Llynclys South railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Llynclys South railway station
Context triple: [Cambrian Heritage Railways, hasStation, Llynclys South railway station]
  • A. Lydney railway station
    Lydney railway station is a railway stop in Gloucestershire, England, serving the town of Lydney on the Gloucester–Newport line.
  • B. Llandaf railway station
    Llandaf railway station is a suburban rail stop serving the Llandaff area of Cardiff, Wales, providing local commuter services on the Coryton Line.
  • C. Cynwyd station
    Cynwyd station is a SEPTA regional rail station in Bala Cynwyd, Pennsylvania, serving as the northern endpoint of the short Cynwyd Line into Philadelphia.
  • D. Treorchy railway station
    Treorchy railway station is a local train stop in the town of Treorchy in Rhondda Cynon Taf, Wales, providing passenger rail services along the Rhondda Line.
  • E. Ystrad Mynach railway station
    Ystrad Mynach railway station is a commuter rail stop in Caerphilly County Borough, Wales, providing local and regional services on the Valley Lines network.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Llynclys South railway station
Triple: [Cambrian Heritage Railways, hasStation, Llynclys South railway station]
Generated description
Llynclys South railway station is a preserved heritage railway station in Shropshire, England, operated as part of the Cambrian Heritage Railways.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Llynclys South railway station
Target entity description: Llynclys South railway station is a preserved heritage railway station in Shropshire, England, operated as part of the Cambrian Heritage Railways.
  • A. Lydney railway station
    Lydney railway station is a railway stop in Gloucestershire, England, serving the town of Lydney on the Gloucester–Newport line.
  • B. Llandaf railway station
    Llandaf railway station is a suburban rail stop serving the Llandaff area of Cardiff, Wales, providing local commuter services on the Coryton Line.
  • C. Cynwyd station
    Cynwyd station is a SEPTA regional rail station in Bala Cynwyd, Pennsylvania, serving as the northern endpoint of the short Cynwyd Line into Philadelphia.
  • D. Treorchy railway station
    Treorchy railway station is a local train stop in the town of Treorchy in Rhondda Cynon Taf, Wales, providing passenger rail services along the Rhondda Line.
  • E. Ystrad Mynach railway station
    Ystrad Mynach railway station is a commuter rail stop in Caerphilly County Borough, Wales, providing local and regional services on the Valley Lines network.
  • F. None of above. chosen

Provenance (5 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_69ca82e7a8a88190a32bb5cc0feb012d completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cb7f6686a0819094abc2bfd2e500a5 completed March 31, 2026, 8:01 a.m.
NED1 Entity disambiguation (via context triple) batch_69cd95a058948190b056d9b0f0607933 completed April 1, 2026, 10:01 p.m.
NEDg Description generation batch_69cdab5f30b0819080136084d81774a9 completed April 1, 2026, 11:33 p.m.
NED2 Entity disambiguation (via description) batch_69cdb2d365e48190a766ca959ce56b19 completed April 2, 2026, 12:05 a.m.
Created at: March 30, 2026, 5:55 p.m.