Triple
T9664805
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cambrian Coast Line |
E233675
|
entity |
| Predicate | crosses |
P416
|
FINISHED |
| Object | Barmouth Bridge |
E273159
|
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: Barmouth Bridge | Statement: [Cambrian Coast Line, crosses, Barmouth Bridge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Barmouth Bridge Context triple: [Cambrian Coast Line, crosses, Barmouth Bridge]
-
A.
Barmouth Bridge
chosen
Barmouth Bridge is a historic wooden viaduct carrying the railway across the Mawddach Estuary near Barmouth in Gwynedd, Wales.
-
B.
Dyfi Bridge
Dyfi Bridge is a historic stone road bridge in Wales that carries traffic across the River Dyfi near Machynlleth.
-
C.
Briton Ferry Bridge
Briton Ferry Bridge is a historic road bridge in South Wales that spans the River Neath, linking the town of Briton Ferry with Neath and the wider Neath Port Talbot area.
-
D.
Pont-y-Pair Bridge
Pont-y-Pair Bridge is a historic stone bridge and popular scenic viewpoint spanning the River Llugwy in the village of Betws-y-Coed in Snowdonia, Wales.
-
E.
Carmarthen Bridge
Carmarthen Bridge is a notable road bridge spanning the River Towy in the town of Carmarthen, 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_69ca848d3b6c8190ae98ea554dea58df |
completed | March 30, 2026, 2:11 p.m. |
| NER | Named-entity recognition | batch_69cd9c0e1ef481909c50a4ba5fd94583 |
completed | April 1, 2026, 10:28 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d79445b9288190a684184285966fa8 |
completed | April 9, 2026, 11:57 a.m. |
Created at: March 30, 2026, 8:14 p.m.