Triple

T10735282
Position Surface form Disambiguated ID Type / Status
Subject Bala Lake Railway E253179 entity
Predicate terminusStation P15150 FINISHED
Object Bala (Pen-y-Bont)
Bala (Pen-y-Bont) is a railway station in Bala, Gwynedd, Wales, serving as the town’s stop on the heritage Bala Lake Railway.
E883598 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: Bala (Pen-y-Bont) | Statement: [Bala Lake Railway, terminusStation, Bala (Pen-y-Bont)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Bala (Pen-y-Bont)
Context triple: [Bala Lake Railway, terminusStation, Bala (Pen-y-Bont)]
  • A. Pont-y-Pant
    Pont-y-Pant is a small rural halt railway station in North Wales serving the village of Dolwyddelan in the Conwy Valley.
  • B. Cefn Bryn
    Cefn Bryn is a prominent sandstone ridge on the Gower Peninsula in Wales, known for its sweeping views, prehistoric sites, and distinctive moorland landscape.
  • C. Pant-yr-awel
    Pant-yr-awel is a small village in the Ogmore Valley in Bridgend County Borough, South Wales.
  • D. Brynbryddan
    Brynbryddan is a small locality in South Wales situated close to the village of Cwmafan in Neath Port Talbot.
  • E. Bwlch Tyddiad
    Bwlch Tyddiad is a mountain pass in the Rhinogydd range of Snowdonia, Wales, known for its rugged terrain and scenic, remote setting.
  • 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: Bala (Pen-y-Bont)
Triple: [Bala Lake Railway, terminusStation, Bala (Pen-y-Bont)]
Generated description
Bala (Pen-y-Bont) is a railway station in Bala, Gwynedd, Wales, serving as the town’s stop on the heritage Bala Lake Railway.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Bala (Pen-y-Bont)
Target entity description: Bala (Pen-y-Bont) is a railway station in Bala, Gwynedd, Wales, serving as the town’s stop on the heritage Bala Lake Railway.
  • A. Pont-y-Pant
    Pont-y-Pant is a small rural halt railway station in North Wales serving the village of Dolwyddelan in the Conwy Valley.
  • B. Cefn Bryn
    Cefn Bryn is a prominent sandstone ridge on the Gower Peninsula in Wales, known for its sweeping views, prehistoric sites, and distinctive moorland landscape.
  • C. Pant-yr-awel
    Pant-yr-awel is a small village in the Ogmore Valley in Bridgend County Borough, South Wales.
  • D. Brynbryddan
    Brynbryddan is a small locality in South Wales situated close to the village of Cwmafan in Neath Port Talbot.
  • E. Bwlch Tyddiad
    Bwlch Tyddiad is a mountain pass in the Rhinogydd range of Snowdonia, Wales, known for its rugged terrain and scenic, remote setting.
  • 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_69d6aa5e51e8819095f06881cecf152e completed April 8, 2026, 7:19 p.m.
NER Named-entity recognition batch_69d71021cccc8190ba2d3bbd7d50e2a7 completed April 9, 2026, 2:34 a.m.
NED1 Entity disambiguation (via context triple) batch_69de22cc4edc8190a7ab45e57ed94c47 completed April 14, 2026, 11:19 a.m.
NEDg Description generation batch_69de271ca4f081908d78a20b25ebd25c completed April 14, 2026, 11:38 a.m.
NED2 Entity disambiguation (via description) batch_69de2ccee0cc8190acd24d5c225f7cde completed April 14, 2026, 12:02 p.m.
Created at: April 8, 2026, 9:14 p.m.