Triple
T13740476
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | South Wales Metro |
E330071
|
entity |
| Predicate | includesStation |
P33789
|
FINISHED |
| Object | Bridgend railway station |
E80517
|
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: Bridgend railway station | Statement: [South Wales Metro, includesStation, Bridgend railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bridgend railway station Context triple: [South Wales Metro, includesStation, Bridgend railway station]
-
A.
Bridgend railway station
chosen
Bridgend railway station is the main railway hub serving the town of Bridgend in South Wales, providing regional and intercity rail connections.
-
B.
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.
-
C.
Bargoed railway station
Bargoed railway station is a passenger rail stop in Bargoed, Wales, serving the local community on the Rhymney Valley line.
-
D.
Rhymney railway station
Rhymney railway station is a passenger rail station in Rhymney, Wales, forming the northern terminus of a commuter route into Cardiff.
-
E.
Radyr railway station
Radyr railway station is a suburban rail station in Radyr, Cardiff, Wales, serving as a key commuter hub on the local rail network.
- 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_69d80772315881908f980cae40d91664 |
completed | April 9, 2026, 8:09 p.m. |
| NER | Named-entity recognition | batch_69de0206a4b88190a60914e2b43e54f9 |
completed | April 14, 2026, 8:59 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f7c0ded1e0819097ef42533357caf8 |
completed | May 3, 2026, 9:40 p.m. |
Created at: April 9, 2026, 9:55 p.m.