Triple
T20772265
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Mark 3 coaching stock |
E511264
|
entity |
| Predicate | usedBy |
P260
|
FINISHED |
| Object | Transport for Wales (HST sets, historically) |
—
|
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: Transport for Wales (HST sets, historically) | Statement: [British Rail Mark 3 coaching stock, usedBy, Transport for Wales (HST sets, historically)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Transport for Wales (HST sets, historically) Context triple: [British Rail Mark 3 coaching stock, usedBy, Transport for Wales (HST sets, historically)]
-
A.
Arriva Trains Wales
Arriva Trains Wales was a former UK train operating company that provided passenger rail services across Wales and the English border regions from 2003 to 2018.
-
B.
Transport for Wales Rail
chosen
Transport for Wales Rail is a Welsh train operating company that provides regional and intercity rail services across Wales and into parts of England.
-
C.
Virgin Trains
Virgin Trains was a British train operating company under Richard Branson’s Virgin Group brand that ran long-distance passenger rail services in the UK.
-
D.
Hull Trains (former)
Hull Trains (former) was an open-access train operating company in the UK that previously ran services using British Rail Class 170 diesel multiple units.
-
E.
Hull Trains
Hull Trains is an open-access British train operating company that runs long-distance passenger services primarily between London King's Cross and Hull and other destinations in East Yorkshire.
- 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_69e0b4ca01148190ac018e57e0cab46f |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6c2681ff88190bfe5938c2db6b2c4 |
completed | April 21, 2026, 12:18 a.m. |
Created at: April 16, 2026, 12:37 p.m.