Triple

T9544415
Position Surface form Disambiguated ID Type / Status
Subject Betws-y-Coed E230244 entity
Predicate transport P230 FINISHED
Object Betws-y-Coed railway station
Betws-y-Coed railway station is a rural stop on the Conwy Valley Line in North Wales, serving the village of Betws-y-Coed and acting as a gateway to Snowdonia for tourists and walkers.
E805827 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: Betws-y-Coed railway station | Statement: [Betws-y-Coed, transport, Betws-y-Coed railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Betws-y-Coed railway station
Context triple: [Betws-y-Coed, transport, Betws-y-Coed railway station]
  • A. 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.
  • B. Blaenau Ffestiniog Station
    Blaenau Ffestiniog Station is a railway station in the town of Blaenau Ffestiniog in Gwynedd, Wales, serving as a key terminus for heritage and mainline rail services in the area.
  • C. Snowdon station
    Snowdon station is a major Montreal Metro interchange station in the Côte-des-Neiges–Notre-Dame-de-Grâce borough, serving as a key hub on the city’s rapid transit network.
  • D. Cefn-y-Bedd railway station
    Cefn-y-Bedd railway station is a small rural stop in Wrexham County Borough, Wales, serving the village of Cefn-y-Bedd with local passenger services.
  • E. Cynwyd station
    Cynwyd station is a SEPTA regional rail station in Bala Cynwyd, Pennsylvania, serving as the northern endpoint of the short Cynwyd Line into Philadelphia.
  • 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: Betws-y-Coed railway station
Triple: [Betws-y-Coed, transport, Betws-y-Coed railway station]
Generated description
Betws-y-Coed railway station is a rural stop on the Conwy Valley Line in North Wales, serving the village of Betws-y-Coed and acting as a gateway to Snowdonia for tourists and walkers.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Betws-y-Coed railway station
Target entity description: Betws-y-Coed railway station is a rural stop on the Conwy Valley Line in North Wales, serving the village of Betws-y-Coed and acting as a gateway to Snowdonia for tourists and walkers.
  • A. 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.
  • B. Blaenau Ffestiniog Station
    Blaenau Ffestiniog Station is a railway station in the town of Blaenau Ffestiniog in Gwynedd, Wales, serving as a key terminus for heritage and mainline rail services in the area.
  • C. Snowdon station
    Snowdon station is a major Montreal Metro interchange station in the Côte-des-Neiges–Notre-Dame-de-Grâce borough, serving as a key hub on the city’s rapid transit network.
  • D. Cefn-y-Bedd railway station
    Cefn-y-Bedd railway station is a small rural stop in Wrexham County Borough, Wales, serving the village of Cefn-y-Bedd with local passenger services.
  • E. Cynwyd station
    Cynwyd station is a SEPTA regional rail station in Bala Cynwyd, Pennsylvania, serving as the northern endpoint of the short Cynwyd Line into Philadelphia.
  • 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_69ca847c70b8819088a0a0bad64a50d6 completed March 30, 2026, 2:11 p.m.
NER Named-entity recognition batch_69cd98ebd4148190b71b134d7545fe35 completed April 1, 2026, 10:15 p.m.
NED1 Entity disambiguation (via context triple) batch_69d14c6cd93c8190ac197afda780ce78 completed April 4, 2026, 5:37 p.m.
NEDg Description generation batch_69d14d44b7f08190b66fecb315b37535 completed April 4, 2026, 5:41 p.m.
NED2 Entity disambiguation (via description) batch_69d14e0823e881908ed723d20f14789b completed April 4, 2026, 5:44 p.m.
Created at: March 30, 2026, 8:01 p.m.