Triple

T11165802
Position Surface form Disambiguated ID Type / Status
Subject Lledr Valley E264155 entity
Predicate hasRailwayStation P918 FINISHED
Object Dolwyddelan railway station E280405 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: Dolwyddelan railway station | Statement: [Lledr Valley, hasRailwayStation, Dolwyddelan railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Dolwyddelan railway station
Context triple: [Lledr Valley, hasRailwayStation, Dolwyddelan railway station]
  • A. Dolwyddelan railway station chosen
    Dolwyddelan railway station is a small rural stop on the Conwy Valley Line in North Wales serving the village of Dolwyddelan in Snowdonia National Park.
  • B. Glyndyfrdwy railway station
    Glyndyfrdwy railway station is a preserved heritage railway stop in Denbighshire, Wales, serving as one of the intermediate stations on the volunteer-run Llangollen Railway.
  • C. 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.
  • D. Dyffryn Ardudwy railway station
    Dyffryn Ardudwy railway station is a small rural stop on the Cambrian Coast Line in Gwynedd, Wales, serving the village of Dyffryn Ardudwy and nearby coastal communities.
  • E. Rhyd Ddu station
    Rhyd Ddu station is a rural stop on the narrow-gauge Welsh Highland Railway in Snowdonia, serving the village of Rhyd Ddu and nearby mountain walking routes.
  • 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_69d6aa9ccddc8190868998c8b7beb060 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e887293081909830852000d533fa completed April 9, 2026, 5:57 p.m.
NED1 Entity disambiguation (via context triple) batch_69e463945e40819087c6bdbc322a6d54 completed April 19, 2026, 5:09 a.m.
Created at: April 8, 2026, 9:29 p.m.