Triple
T20363261
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Briton Ferry railway station |
E496836
|
entity |
| Predicate | servesRailCorridor |
P105113
|
FINISHED |
| Object | Swansea–Cardiff line |
—
|
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: Swansea–Cardiff line | Statement: [Briton Ferry railway station, servesRailCorridor, Swansea–Cardiff line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Swansea–Cardiff line Context triple: [Briton Ferry railway station, servesRailCorridor, Swansea–Cardiff line]
-
A.
Swansea–Cardiff line
chosen
The Swansea–Cardiff line is a key railway route in South Wales that connects the cities of Swansea and Cardiff and serves numerous intermediate towns and communities.
-
B.
Bristol to Cardiff Line
The Bristol to Cardiff Line is a key cross-border railway route in the United Kingdom linking the cities of Bristol in England and Cardiff in Wales, serving both commuter and intercity traffic.
-
C.
Cardiff to Portsmouth Line
The Cardiff to Portsmouth Line is a major cross-country railway route in the United Kingdom linking South Wales with the south coast of England via cities such as Bristol and Southampton.
-
D.
Vale of Glamorgan Line
The Vale of Glamorgan Line is a railway route in South Wales that connects Cardiff with coastal towns such as Barry and Bridgend, serving both commuter and regional passenger traffic.
-
E.
Swansea Bay railway line
The Swansea Bay railway line is a coastal rail route in South Wales that connects communities around Swansea Bay and links them to the wider national rail network.
- 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_69e0b4a4f9b081908a5a021919c21ccb |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e6786fd0088190908187ab642344cc |
completed | April 20, 2026, 7:03 p.m. |
Created at: April 16, 2026, 11:26 a.m.