Triple
T17652998
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bridge of Troughs |
E429541
|
entity |
| Predicate | hasOriginalName |
P65
|
FINISHED |
| Object | Pont-y-Cafnau |
—
|
NE NERFINISHED |
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: Pont-y-Cafnau | Statement: [Bridge of Troughs, hasOriginalName, Pont-y-Cafnau]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pont-y-Cafnau Context triple: [Bridge of Troughs, hasOriginalName, Pont-y-Cafnau]
-
A.
Pont-y-Cafnau
chosen
Pont-y-Cafnau is an early iron railway and tramroad bridge in Merthyr Tydfil, Wales, regarded as one of the world’s first iron railway bridges and a significant monument of the Industrial Revolution.
-
B.
Tal-y-Cafn
Tal-y-Cafn is a small village in Conwy County Borough, Wales, situated in the Conwy Valley and known for its rural setting and former railway station on the Conwy Valley Line.
-
C.
Porthaethwy
Porthaethwy is the Welsh name for the town of Menai Bridge on the Isle of Anglesey in northwest Wales.
-
D.
Pont-y-Pant
Pont-y-Pant is a small rural halt railway station in North Wales serving the village of Dolwyddelan in the Conwy Valley.
-
E.
Pontprennau
Pontprennau is a residential suburb and community in the northeast of Cardiff, Wales, known for its modern housing developments and proximity to major road links.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d889e2c2608190b762e76d9b2262f1 |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e46e3ed8b08190a00efdad9740bf6f |
completed | April 19, 2026, 5:55 a.m. |
Created at: April 10, 2026, 6:05 a.m.