Triple
T3861457
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Merthyr Tydfil railway station |
E90146
|
entity |
| Predicate | serves |
P98
|
FINISHED |
| Object | town of Merthyr Tydfil |
E16144
|
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: town of Merthyr Tydfil | Statement: [Merthyr Tydfil railway station, serves, town of Merthyr Tydfil]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: town of Merthyr Tydfil Context triple: [Merthyr Tydfil railway station, serves, town of Merthyr Tydfil]
-
A.
Merthyr Tydfil
chosen
Merthyr Tydfil is a historic industrial town in South Wales that was once a major center of the iron and coal industries during the Industrial Revolution.
-
B.
Merthyr Tydfil County Borough Council
Merthyr Tydfil County Borough Council is the local authority responsible for providing public services and local governance for the Merthyr Tydfil County Borough in Wales.
-
C.
Ebbw Vale
Ebbw Vale is a town in South Wales known for its industrial heritage, particularly in steelmaking and coal mining, and for serving as the main commercial and administrative hub of the surrounding area.
-
D.
Maesteg
Maesteg is a former coal-mining town in the Llynfi Valley of South Wales, known for its industrial heritage and close-knit community.
-
E.
Brynmawr
Brynmawr is a small town in South Wales known for its industrial heritage and position on the northern edge of the South Wales Valleys.
- 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_69aed95b3c088190a8f85d19e6070599 |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aeec22a5dc8190be8298d1ce8ca449 |
completed | March 9, 2026, 3:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b5123802248190b03a887d3a4e762f |
completed | March 14, 2026, 7:46 a.m. |
Created at: March 9, 2026, 3:19 p.m.