Triple

T2219270
Position Surface form Disambiguated ID Type / Status
Subject Talyllyn Railway E48102 entity
Predicate hasPassingLoopAt P37090 FINISHED
Object Brynglas
Brynglas is a small rural halt and passing loop on the narrow-gauge Talyllyn Railway in Mid Wales.
E347766 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: Brynglas | Statement: [Talyllyn Railway, hasPassingLoopAt, Brynglas]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Brynglas
Context triple: [Talyllyn Railway, hasPassingLoopAt, Brynglas]
  • A. Glyncorrwg
    Glyncorrwg is a former coal mining village in South Wales that is now known for its scenic valleys and outdoor recreation, particularly mountain biking and fishing.
  • B. Treorchy
    Treorchy is a former coal-mining town and community in the Rhondda Fawr valley of South Wales, known for its cultural heritage and male voice choir.
  • C. Glynneath
    Glynneath is a small town in South Wales known for its proximity to the Brecon Beacons and local waterfalls such as Sgwd yr Eira.
  • D. Blaengwynfi
    Blaengwynfi is a small former coal-mining village in South Wales, situated in the Afan Valley and now known for its surrounding forestry and outdoor recreation.
  • E. Bodelwyddan
    Bodelwyddan is a village in Denbighshire, North Wales, known for its strategic location near the A55 and landmarks such as Bodelwyddan Castle.
  • 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: Brynglas
Triple: [Talyllyn Railway, hasPassingLoopAt, Brynglas]
Generated description
Brynglas is a small rural halt and passing loop on the narrow-gauge Talyllyn Railway in Mid Wales.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Brynglas
Target entity description: Brynglas is a small rural halt and passing loop on the narrow-gauge Talyllyn Railway in Mid Wales.
  • A. Glyncorrwg
    Glyncorrwg is a former coal mining village in South Wales that is now known for its scenic valleys and outdoor recreation, particularly mountain biking and fishing.
  • B. Treorchy
    Treorchy is a former coal-mining town and community in the Rhondda Fawr valley of South Wales, known for its cultural heritage and male voice choir.
  • C. Glynneath
    Glynneath is a small town in South Wales known for its proximity to the Brecon Beacons and local waterfalls such as Sgwd yr Eira.
  • D. Blaengwynfi
    Blaengwynfi is a small former coal-mining village in South Wales, situated in the Afan Valley and now known for its surrounding forestry and outdoor recreation.
  • E. Bodelwyddan
    Bodelwyddan is a village in Denbighshire, North Wales, known for its strategic location near the A55 and landmarks such as Bodelwyddan Castle.
  • 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_69a88aa1ee708190862c8c378c41e9eb completed March 4, 2026, 7:40 p.m.
NER Named-entity recognition batch_69abc5b262488190b6455d1d28d2306d completed March 7, 2026, 6:29 a.m.
NED1 Entity disambiguation (via context triple) batch_69b319875d7c8190a43b3efd7d1e54c8 completed March 12, 2026, 7:52 p.m.
NEDg Description generation batch_69b31aa3c8cc81909106baf503c9087b completed March 12, 2026, 7:57 p.m.
NED2 Entity disambiguation (via description) batch_69b31be1b1708190a2ca9e97110d51d3 completed March 12, 2026, 8:02 p.m.
Created at: March 4, 2026, 7:46 p.m.