Triple
T21373498
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Abercynon |
E527131
|
entity |
| Predicate | hasRailwayStation |
P918
|
FINISHED |
| Object | Abercynon railway station |
—
|
NE NERFINISHED |
How this triple was built (3 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: Abercynon railway station | Statement: [Abercynon, hasRailwayStation, Abercynon railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Abercynon railway station Context triple: [Abercynon, hasRailwayStation, Abercynon railway station]
-
A.
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.
-
B.
Treorchy railway station
Treorchy railway station is a local train stop in the town of Treorchy in Rhondda Cynon Taf, Wales, providing passenger rail services along the Rhondda Line.
-
C.
Ystrad Mynach railway station
Ystrad Mynach railway station is a commuter rail stop in Caerphilly County Borough, Wales, providing local and regional services on the Valley Lines network.
-
D.
Pencoed railway station
Pencoed railway station is a local rail stop in Pencoed, Wales, providing passenger services on the South Wales Main Line.
-
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Abercynon railway station Target entity description: Abercynon railway station is a local rail stop in the village of Abercynon, Wales, providing passenger services on the regional rail network in Rhondda Cynon Taf.
-
A.
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.
-
B.
Treorchy railway station
Treorchy railway station is a local train stop in the town of Treorchy in Rhondda Cynon Taf, Wales, providing passenger rail services along the Rhondda Line.
-
C.
Ystrad Mynach railway station
Ystrad Mynach railway station is a commuter rail stop in Caerphilly County Borough, Wales, providing local and regional services on the Valley Lines network.
-
D.
Pencoed railway station
Pencoed railway station is a local rail stop in Pencoed, Wales, providing passenger services on the South Wales Main Line.
-
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 (2 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_69e0b51e80808190ba5cb05667af02a9 |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e8b0b248508190aebeb671e55198da |
completed | April 22, 2026, 11:27 a.m. |
Created at: April 16, 2026, 5:10 p.m.