Triple
T10556280
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Barmouth railway station |
E249093
|
entity |
| Predicate | hasServiceTo |
P6787
|
FINISHED |
| Object | Machynlleth |
E103746
|
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: Machynlleth | Statement: [Barmouth railway station, hasServiceTo, Machynlleth]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Machynlleth Context triple: [Barmouth railway station, hasServiceTo, Machynlleth]
-
A.
Machynlleth
chosen
Machynlleth is a historic market town in mid Wales, known for its role as the seat of Owain Glyndŵr’s Welsh Parliament and its strong cultural and environmental focus.
-
B.
Carmarthen
Carmarthen is a historic market town in southwest Wales, often regarded as one of the oldest towns in the country and traditionally linked with the legends of Merlin.
-
C.
Rhydyfelin
Rhydyfelin is a suburban village in Rhondda Cynon Taf, South Wales, situated near Pontypridd along the River Taff.
-
D.
Ystrad Mynach
Ystrad Mynach is a town in south Wales known as a local administrative and commercial centre within the Caerphilly area.
-
E.
Brycheiniog
Brycheiniog was an early medieval Welsh kingdom located in what is now Brecknockshire in south-central 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_69d381c733c08190ab1dd6239f5f34ae |
completed | April 6, 2026, 9:49 a.m. |
| NER | Named-entity recognition | batch_69d52713eaa48190936b4b15e2c7e827 |
completed | April 7, 2026, 3:47 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e37382a0bc81908938b3cbdf0528e0 |
completed | April 18, 2026, 12:05 p.m. |
Created at: April 6, 2026, 12:35 p.m.