Triple
T15540196
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bristol Parkway–Cardiff Central |
E370454
|
entity |
| Predicate | formsPartOfCorridor |
P2566
|
FINISHED |
| Object | Bristol–Cardiff rail corridor |
E1127295
|
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: Bristol–Cardiff rail corridor | Statement: [Bristol Parkway–Cardiff Central, formsPartOfCorridor, Bristol–Cardiff rail corridor]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bristol–Cardiff rail corridor Context triple: [Bristol Parkway–Cardiff Central, formsPartOfCorridor, Bristol–Cardiff rail corridor]
-
A.
North–South Wales rail corridor
The North–South Wales rail corridor is a key railway route linking major towns and cities across Wales from north to south, supporting both regional passenger travel and freight transport.
-
B.
Bristol to Cardiff Line
chosen
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.
London–Bristol rail corridor
The London–Bristol rail corridor is a major intercity railway route in England linking the capital with the city of Bristol via key intermediate towns and lines.
-
D.
South Wales Main Line
The South Wales Main Line is a major railway route in Wales that connects London and the west of England with key South Wales cities such as Cardiff and Swansea.
-
E.
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.
- 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_69d85cc521a08190921fb50319dddc34 |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69e04430b5188190a555a3cd4fb0c61c |
completed | April 16, 2026, 2:06 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff3d6396f08190a09253ac63110384 |
completed | May 9, 2026, 1:57 p.m. |
Created at: April 10, 2026, 4:07 a.m.