Triple
T10912219
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Llangollen Railway |
E257728
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Corwen East railway station |
E271601
|
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: Corwen East railway station | Statement: [Llangollen Railway, hasStation, Corwen East railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Corwen East railway station Context triple: [Llangollen Railway, hasStation, Corwen East railway station]
-
A.
Corwen railway station
chosen
Corwen railway station is a heritage railway terminus in Denbighshire, Wales, serving the town of Corwen as part of the preserved Llangollen Railway.
-
B.
Cwmbran railway station
Cwmbran railway station is a local rail stop in Cwmbran, Wales, providing regional passenger services and connections to the wider rail network.
-
C.
Clogwyn station
Clogwyn station is a high-altitude intermediate stop on the Snowdon Mountain Railway in Wales, serving as a popular viewpoint and turnaround point for trains ascending Mount Snowdon.
-
D.
Criccieth railway station
Criccieth railway station is a small coastal stop on the Cambrian Coast Line in Gwynedd, Wales, serving the town of Criccieth and surrounding communities.
-
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.
- 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_69d6aa864ed88190818280ab6791d065 |
completed | April 8, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69d770723df08190bedfdc94d998f969 |
completed | April 9, 2026, 9:25 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e155550e388190bd441ac3a9dde435 |
completed | April 16, 2026, 9:32 p.m. |
Created at: April 8, 2026, 9:22 p.m.