Triple
T10556276
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Barmouth railway station |
E249093
|
entity |
| Predicate | originalCompany |
P5599
|
FINISHED |
| Object | Aberystwith and Welsh Coast Railway |
E812868
|
NE FINISHED |
How this triple was built (2 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: Aberystwith and Welsh Coast Railway | Statement: [Barmouth railway station, originalCompany, Aberystwith and Welsh Coast Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Aberystwith and Welsh Coast Railway Context triple: [Barmouth railway station, originalCompany, Aberystwith and Welsh Coast Railway]
-
A.
Aberystwith and Welsh Coast Railway
chosen
The Aberystwith and Welsh Coast Railway was a 19th-century railway company in Wales that developed coastal rail routes, including the line serving Aberystwyth.
-
B.
Welsh Highland Railway
The Welsh Highland Railway is a scenic narrow-gauge heritage railway in North Wales that runs through the mountainous landscapes of Snowdonia.
-
C.
Rhymney Railway
Rhymney Railway was a historic Welsh railway company that primarily served the coal-mining communities of the Rhymney Valley and surrounding areas.
-
D.
Sirhowy Railway
The Sirhowy Railway was a historic Welsh railway line that played a key role in transporting coal and iron through the Sirhowy Valley during the industrial era.
-
E.
South Wales Railway
The South Wales Railway was a 19th-century railway company that built and operated the main line linking Gloucester and later London with key industrial and port cities across South Wales.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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. |
Created at: April 6, 2026, 12:35 p.m.