Triple
T17213154
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Carmarthen railway station |
E417780
|
entity |
| Predicate | isKeyHubFor |
P523
|
FINISHED |
| Object | West Wales rail network |
E91422
|
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: West Wales rail network | Statement: [Carmarthen railway station, isKeyHubFor, West Wales rail network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: West Wales rail network Context triple: [Carmarthen railway station, isKeyHubFor, West Wales rail network]
-
A.
South Wales rail network
The South Wales rail network is the interconnected system of passenger and freight railway lines serving the cities, towns, and industrial areas across South Wales.
-
B.
North Wales rail network
The North Wales rail network is the system of passenger and freight railway lines serving the North Wales region, connecting its towns and cities with each other and with the rest of the UK.
-
C.
West Wales Line
chosen
The West Wales Line is a railway route in southwest Wales that links the South Wales rail network to coastal towns such as Carmarthen, Milford Haven, and Fishguard.
-
D.
North–South Wales rail corridor
The North–South Wales rail corridor is a key railway route linking major towns and cities across Wales from north to south, supporting both regional passenger travel and freight transport.
-
E.
Heart of Wales Line
The Heart of Wales Line is a scenic rural railway route in Wales and the English borderlands, known for its picturesque landscapes, small request-stop stations, and leisurely services connecting Swansea and Shrewsbury.
- 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_69d886d779488190b131369541c04e7d |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e42dc795d08190b90801a4f8b23afe |
completed | April 19, 2026, 1:20 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a01674fadc48190aa4a627ec9f72341 |
completed | May 11, 2026, 5:21 a.m. |
Created at: April 10, 2026, 5:38 a.m.