Triple

T10400262
Position Surface form Disambiguated ID Type / Status
Subject Blaenau Ffestiniog Station E245126 entity
Predicate precededBy P97 FINISHED
Object Blaenau Ffestiniog North railway station
Blaenau Ffestiniog North railway station was a former railway station serving the town of Blaenau Ffestiniog in Gwynedd, Wales, during the era of the British railway network’s expansion and reorganization.
E863726 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: Blaenau Ffestiniog North railway station | Statement: [Blaenau Ffestiniog Station, precededBy, Blaenau Ffestiniog North railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Blaenau Ffestiniog North railway station
Context triple: [Blaenau Ffestiniog Station, precededBy, Blaenau Ffestiniog North railway station]
  • A. 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.
  • B. 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.
  • C. Abergynolwyn railway station
    Abergynolwyn railway station is a historic stop on the narrow-gauge Talyllyn Railway in Gwynedd, Wales, serving the former slate-mining village of Abergynolwyn.
  • D. Clogwyn station
    Clogwyn station is a high-altitude intermediate stop on the Snowdon Mountain Railway in Wales, serving as a popular viewpoint and turnaround point for trains ascending Mount Snowdon.
  • E. Conwy railway station
    Conwy railway station is a small stop on the North Wales Coast Line serving the historic walled town of Conwy in Wales.
  • 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: Blaenau Ffestiniog North railway station
Triple: [Blaenau Ffestiniog Station, precededBy, Blaenau Ffestiniog North railway station]
Generated description
Blaenau Ffestiniog North railway station was a former railway station serving the town of Blaenau Ffestiniog in Gwynedd, Wales, during the era of the British railway network’s expansion and reorganization.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Blaenau Ffestiniog North railway station
Target entity description: Blaenau Ffestiniog North railway station was a former railway station serving the town of Blaenau Ffestiniog in Gwynedd, Wales, during the era of the British railway network’s expansion and reorganization.
  • A. 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.
  • B. 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.
  • C. Abergynolwyn railway station
    Abergynolwyn railway station is a historic stop on the narrow-gauge Talyllyn Railway in Gwynedd, Wales, serving the former slate-mining village of Abergynolwyn.
  • D. Clogwyn station
    Clogwyn station is a high-altitude intermediate stop on the Snowdon Mountain Railway in Wales, serving as a popular viewpoint and turnaround point for trains ascending Mount Snowdon.
  • E. Conwy railway station
    Conwy railway station is a small stop on the North Wales Coast Line serving the historic walled town of Conwy in Wales.
  • 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_69d381b5116081908d85227bab6d3c0c completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d4e9d2e8488190b2bb8f8509903804 completed April 7, 2026, 11:26 a.m.
NED1 Entity disambiguation (via context triple) batch_69d87e84f7a08190b83ecfec72efb7a7 completed April 10, 2026, 4:37 a.m.
NEDg Description generation batch_69d886c325c4819089dac35eb26e7961 completed April 10, 2026, 5:12 a.m.
NED2 Entity disambiguation (via description) batch_69d88dbbe97c8190861e08f3ff39f91b completed April 10, 2026, 5:42 a.m.
Created at: April 6, 2026, 12:07 p.m.