Triple

T14189783
Position Surface form Disambiguated ID Type / Status
Subject Abergynolwyn E351680 entity
Predicate knownFor P22 FINISHED
Object Talyllyn Railway station
Talyllyn Railway station is a historic narrow-gauge heritage railway station in Wales that serves as part of the preserved Talyllyn Railway, popular with tourists and railway enthusiasts.
E1085145 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: Talyllyn Railway station | Statement: [Abergynolwyn, knownFor, Talyllyn Railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Talyllyn Railway station
Context triple: [Abergynolwyn, knownFor, Talyllyn Railway station]
  • A. Talacre railway station
    Talacre railway station was a former railway stop in the village of Talacre in Flintshire, Wales, that once served the North Wales Coast Line.
  • B. 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.
  • C. Lydney railway station
    Lydney railway station is a railway stop in Gloucestershire, England, serving the town of Lydney on the Gloucester–Newport line.
  • D. Bryn station
    Bryn station is a metro station in Oslo, Norway, on the city’s rapid transit network.
  • E. 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.
  • 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: Talyllyn Railway station
Triple: [Abergynolwyn, knownFor, Talyllyn Railway station]
Generated description
Talyllyn Railway station is a historic narrow-gauge heritage railway station in Wales that serves as part of the preserved Talyllyn Railway, popular with tourists and railway enthusiasts.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Talyllyn Railway station
Target entity description: Talyllyn Railway station is a historic narrow-gauge heritage railway station in Wales that serves as part of the preserved Talyllyn Railway, popular with tourists and railway enthusiasts.
  • A. Talacre railway station
    Talacre railway station was a former railway stop in the village of Talacre in Flintshire, Wales, that once served the North Wales Coast Line.
  • B. 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.
  • C. Lydney railway station
    Lydney railway station is a railway stop in Gloucestershire, England, serving the town of Lydney on the Gloucester–Newport line.
  • D. Bryn station
    Bryn station is a metro station in Oslo, Norway, on the city’s rapid transit network.
  • E. 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.
  • 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_69d827894ac0819097803e57f3227b23 completed April 9, 2026, 10:26 p.m.
NER Named-entity recognition batch_69de61df628c8190ba3f557e2128dce5 completed April 14, 2026, 3:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69fd194543f081909cb11cf0881afa90 completed May 7, 2026, 10:59 p.m.
NEDg Description generation batch_69fd1b2ace9c8190a7458e5c43a3c3d6 completed May 7, 2026, 11:07 p.m.
NED2 Entity disambiguation (via description) batch_69fd1c61b994819081dcc92ae33772ed completed May 7, 2026, 11:12 p.m.
Created at: April 10, 2026, 1:03 a.m.