Triple

T9664933
Position Surface form Disambiguated ID Type / Status
Subject National Rail Wales area E233678 entity
Predicate includes P1393 FINISHED
Object Carmarthen railway station E417780 NE 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: Carmarthen railway station | Statement: [National Rail Wales area, includes, Carmarthen railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Carmarthen railway station
Context triple: [National Rail Wales area, includes, Carmarthen railway station]
  • A. Carmarthen railway station chosen
    Carmarthen railway station is a key rail hub in west Wales serving the town of Carmarthen with regional and intercity connections.
  • B. Tywyn railway station
    Tywyn railway station is a small coastal railway stop in Gwynedd, Wales, serving the town of Tywyn on the Cambrian Line.
  • C. Machynlleth railway station
    Machynlleth railway station is a rural rail stop in Powys, Wales, serving the town of Machynlleth on the Cambrian Line and acting as an important local transport hub.
  • D. Narberth railway station
    Narberth railway station is a small rural stop on the West Wales Line in Pembrokeshire, Wales, serving the town of Narberth with regional rail services.
  • E. Nant Gwernol railway station
    Nant Gwernol railway station is the upper mountain terminus of the historic narrow-gauge Talyllyn Railway in Mid Wales, serving as a scenic endpoint for heritage steam train services.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

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_69ca848d3b6c8190ae98ea554dea58df completed March 30, 2026, 2:11 p.m.
NER Named-entity recognition batch_69cd9c0e1ef481909c50a4ba5fd94583 completed April 1, 2026, 10:28 p.m.
NED1 Entity disambiguation (via context triple) batch_69d1af759b8081909cfa41fc32196623 completed April 5, 2026, 12:40 a.m.
Created at: March 30, 2026, 8:14 p.m.