Triple

T11165803
Position Surface form Disambiguated ID Type / Status
Subject Lledr Valley E264155 entity
Predicate hasRailwayStation P918 FINISHED
Object Pont-y-Pant railway station
Pont-y-Pant railway station is a small rural stop on the Conwy Valley Line in the Lledr Valley of north Wales, serving the local community and walkers in this scenic area.
E909406 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: Pont-y-Pant railway station | Statement: [Lledr Valley, hasRailwayStation, Pont-y-Pant railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pont-y-Pant railway station
Context triple: [Lledr Valley, hasRailwayStation, Pont-y-Pant railway station]
  • A. Ystrad Mynach railway station
    Ystrad Mynach railway station is a commuter rail stop in Caerphilly County Borough, Wales, providing local and regional services on the Valley Lines network.
  • B. Trawsfynydd railway station
    Trawsfynydd railway station is a disused former railway station in Gwynedd, Wales, that once served the village of Trawsfynydd and its surrounding rural area.
  • C. 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.
  • D. Tanygrisiau railway station
    Tanygrisiau railway station is a small stop on the heritage Ffestiniog Railway in Gwynedd, Wales, serving the village of Tanygrisiau near Blaenau Ffestiniog.
  • 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: Pont-y-Pant railway station
Triple: [Lledr Valley, hasRailwayStation, Pont-y-Pant railway station]
Generated description
Pont-y-Pant railway station is a small rural stop on the Conwy Valley Line in the Lledr Valley of north Wales, serving the local community and walkers in this scenic area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Pont-y-Pant railway station
Target entity description: Pont-y-Pant railway station is a small rural stop on the Conwy Valley Line in the Lledr Valley of north Wales, serving the local community and walkers in this scenic area.
  • A. Ystrad Mynach railway station
    Ystrad Mynach railway station is a commuter rail stop in Caerphilly County Borough, Wales, providing local and regional services on the Valley Lines network.
  • B. Trawsfynydd railway station
    Trawsfynydd railway station is a disused former railway station in Gwynedd, Wales, that once served the village of Trawsfynydd and its surrounding rural area.
  • C. 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.
  • D. Tanygrisiau railway station
    Tanygrisiau railway station is a small stop on the heritage Ffestiniog Railway in Gwynedd, Wales, serving the village of Tanygrisiau near Blaenau Ffestiniog.
  • 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_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.
NEDg Description generation batch_69e46c374ca08190a876ee68dea9b821 completed April 19, 2026, 5:46 a.m.
NED2 Entity disambiguation (via description) batch_69e4747bc02c81908f0782cf85667f3f completed April 19, 2026, 6:21 a.m.
Created at: April 8, 2026, 9:29 p.m.