Triple

T6978494
Position Surface form Disambiguated ID Type / Status
Subject Narberth E161775 entity
Predicate hasRailwayStation P918 FINISHED
Object 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.
 E633566 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: Narberth railway station | Statement: [Narberth, hasRailwayStation, Narberth railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Narberth railway station
Context triple: [Narberth, hasRailwayStation, Narberth railway station]
  • A. Carmarthen railway station
    Carmarthen railway station is a key rail hub in west Wales serving the town of Carmarthen with regional and intercity connections.
  • B. 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.
  • C. Haverfordwest railway station
    Haverfordwest railway station is a key passenger rail stop serving the town of Haverfordwest in Pembrokeshire, Wales.
  • D. 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.
  • 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. 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: Narberth railway station
Triple: [Narberth, hasRailwayStation, Narberth railway station]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Narberth railway station
Target entity description: 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.
  • A. Carmarthen railway station
    Carmarthen railway station is a key rail hub in west Wales serving the town of Carmarthen with regional and intercity connections.
  • B. 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.
  • C. Haverfordwest railway station
    Haverfordwest railway station is a key passenger rail stop serving the town of Haverfordwest in Pembrokeshire, Wales.
  • D. 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.
  • 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. 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_69c68855dc0481909b4c7e9e9ed273db completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6db68d25c8190a1776908619ad979 completed March 27, 2026, 7:32 p.m.
NED1 Entity disambiguation (via context triple) batch_69c761b614e88190877455edd5f64cf1 completed March 28, 2026, 5:05 a.m.
NEDg Description generation batch_69c7629031608190b1ef76e969c97925 completed March 28, 2026, 5:09 a.m.
NED2 Entity disambiguation (via description) batch_69c76329a47081909b47894ba0e1cad1 completed March 28, 2026, 5:12 a.m.
Created at: March 27, 2026, 2:31 p.m.