Triple
T11837222
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chepstow Railway Bridge |
E281547
|
entity |
| Predicate | railwayStationServed |
P918
|
FINISHED |
| Object | Chepstow railway station |
E133443
|
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: Chepstow railway station | Statement: [Chepstow Railway Bridge, railwayStationServed, Chepstow railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chepstow railway station Context triple: [Chepstow Railway Bridge, railwayStationServed, Chepstow railway station]
-
A.
Chepstow railway station
chosen
Chepstow railway station is a historic train station in Monmouthshire, Wales, providing regional rail services on the South Wales Main Line.
-
B.
Abergavenny railway station
Abergavenny railway station is a regional rail stop in Monmouthshire, Wales, providing passenger services on the Welsh Marches Line between South Wales and the English Midlands.
-
C.
Rhymney railway station
Rhymney railway station is a passenger rail station in Rhymney, Wales, forming the northern terminus of a commuter route into Cardiff.
-
D.
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.
-
E.
Machynlleth railway station
Machynlleth railway station is a rural rail stop in Powys, Wales, serving the town of Machynlleth on the Cambrian Line and acting as an important local transport hub.
- 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_69d6ab276f8c8190b1966a0ef11349ac |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d8a62fec0881908c7b89c0b5bcc9a2 |
completed | April 10, 2026, 7:26 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f167766c048190b8aaf09732d338d8 |
completed | April 29, 2026, 2:05 a.m. |
Created at: April 8, 2026, 9:43 p.m.