Triple

T3172331
Position Surface form Disambiguated ID Type / Status
Subject North Wales Coast Line E66381 entity
Predicate hasStation P35 FINISHED
Object Rhyl railway station
Rhyl railway station is a coastal rail station in Denbighshire, Wales, serving the seaside town of Rhyl with regional and long-distance services.
 E340924 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: Rhyl railway station | Statement: [North Wales Coast Line, hasStation, Rhyl railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Rhyl railway station
Context triple: [North Wales Coast Line, hasStation, Rhyl railway station]
  • A. Tywyn railway station
    Tywyn railway station is a small coastal railway stop in Gwynedd, Wales, serving the town of Tywyn on the Cambrian Line.
  • B. Barmouth railway station
    Barmouth railway station is a coastal train station in Gwynedd, Wales, providing passenger rail services to the seaside town of Barmouth on the Cambrian Coast Line.
  • C. Tywyn Wharf railway station
    Tywyn Wharf railway station is the main station and visitor hub of the historic narrow-gauge Talyllyn Railway in Gwynedd, Wales.
  • D. Pontypridd railway station
    Pontypridd railway station is a key commuter and interchange station in Pontypridd, Wales, serving as an important hub on the Valley Lines network north of Cardiff.
  • E. Merthyr Tydfil railway station
    Merthyr Tydfil railway station is the main train station serving the town of Merthyr Tydfil in Wales, providing regional rail connections to surrounding areas.
  • 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: Rhyl railway station
Triple: [North Wales Coast Line, hasStation, Rhyl railway station]
Generated description
Rhyl railway station is a coastal rail station in Denbighshire, Wales, serving the seaside town of Rhyl with regional and long-distance services.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Rhyl railway station
Target entity description: Rhyl railway station is a coastal rail station in Denbighshire, Wales, serving the seaside town of Rhyl with regional and long-distance services.
  • A. Tywyn railway station
    Tywyn railway station is a small coastal railway stop in Gwynedd, Wales, serving the town of Tywyn on the Cambrian Line.
  • B. Barmouth railway station
    Barmouth railway station is a coastal train station in Gwynedd, Wales, providing passenger rail services to the seaside town of Barmouth on the Cambrian Coast Line.
  • C. Tywyn Wharf railway station
    Tywyn Wharf railway station is the main station and visitor hub of the historic narrow-gauge Talyllyn Railway in Gwynedd, Wales.
  • D. Pontypridd railway station
    Pontypridd railway station is a key commuter and interchange station in Pontypridd, Wales, serving as an important hub on the Valley Lines network north of Cardiff.
  • E. Merthyr Tydfil railway station
    Merthyr Tydfil railway station is the main train station serving the town of Merthyr Tydfil in Wales, providing regional rail connections to surrounding areas.
  • 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_69ad8585d7988190af37365331093ccd completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69ada66da23c81908f063b44b48b1e53 completed March 8, 2026, 4:40 p.m.
NED1 Entity disambiguation (via context triple) batch_69b276f529008190bc22ca454bd5d76b completed March 12, 2026, 8:19 a.m.
NEDg Description generation batch_69b2786b7d388190ad0d97bd41a60543 completed March 12, 2026, 8:25 a.m.
NED2 Entity disambiguation (via description) batch_69b27c45f6b08190966fbc3fd28664ec completed March 12, 2026, 8:41 a.m.
Created at: March 8, 2026, 3:06 p.m.