Triple

T10556296
Position Surface form Disambiguated ID Type / Status
Subject Barmouth railway station E249093 entity
Predicate hasAdjacentStation P231 FINISHED
Object Llanaber railway station
Llanaber railway station is a small coastal stop on the Cambrian Coast Line in Gwynedd, Wales, serving the village of Llanaber near Barmouth.
 E870438 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: Llanaber railway station | Statement: [Barmouth railway station, hasAdjacentStation, Llanaber railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Llanaber railway station
Context triple: [Barmouth railway station, hasAdjacentStation, Llanaber railway station]
  • A. Llanbedr railway station
    Llanbedr railway station is a small rural stop on the Cambrian Coast Line in Gwynedd, Wales, serving the village of Llanbedr and nearby coastal areas.
  • B. 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.
  • C. Llanbradach railway station
    Llanbradach railway station is a local rail stop serving the village of Llanbradach in Caerphilly, Wales, providing passenger services on the Valley Lines network.
  • D. Llanrwst railway station
    Llanrwst railway station is a small rural stop on the Conwy Valley Line in North Wales, serving the town of Llanrwst with regional rail connections.
  • 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: Llanaber railway station
Triple: [Barmouth railway station, hasAdjacentStation, Llanaber railway station]
Generated description
Llanaber railway station is a small coastal stop on the Cambrian Coast Line in Gwynedd, Wales, serving the village of Llanaber near Barmouth.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Llanaber railway station
Target entity description: Llanaber railway station is a small coastal stop on the Cambrian Coast Line in Gwynedd, Wales, serving the village of Llanaber near Barmouth.
  • A. Llanbedr railway station
    Llanbedr railway station is a small rural stop on the Cambrian Coast Line in Gwynedd, Wales, serving the village of Llanbedr and nearby coastal areas.
  • B. 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.
  • C. Llanbradach railway station
    Llanbradach railway station is a local rail stop serving the village of Llanbradach in Caerphilly, Wales, providing passenger services on the Valley Lines network.
  • D. Llanrwst railway station
    Llanrwst railway station is a small rural stop on the Conwy Valley Line in North Wales, serving the town of Llanrwst with regional rail connections.
  • 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_69d381c733c08190ab1dd6239f5f34ae completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d52713eaa48190936b4b15e2c7e827 completed April 7, 2026, 3:47 p.m.
NED1 Entity disambiguation (via context triple) batch_69d9347ae67081909cb2c3911cb1be67 completed April 10, 2026, 5:33 p.m.
NEDg Description generation batch_69d938c979788190b11b02748ed44153 completed April 10, 2026, 5:52 p.m.
NED2 Entity disambiguation (via description) batch_69d9398b63f08190910dd838ad11de6e completed April 10, 2026, 5:55 p.m.
Created at: April 6, 2026, 12:35 p.m.