Triple
T22712644
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | West Midlands Trains rolling stock |
E561641
|
entity |
| Predicate | primaryDepot |
P14646
|
FINISHED |
| Object | Tyseley TMD |
—
|
NE NERFINISHED |
How this triple was built (3 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: Tyseley TMD | Statement: [West Midlands Trains rolling stock, primaryDepot, Tyseley TMD]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tyseley TMD Context triple: [West Midlands Trains rolling stock, primaryDepot, Tyseley TMD]
-
A.
Old Oak Common TMD
Old Oak Common TMD was a major railway traction maintenance depot in West London that serviced high-speed and commuter trains for the Great Western Main Line and Heathrow routes.
-
B.
Fazeley Junction
Fazeley Junction is a key canal junction in Staffordshire, England, where the Birmingham and Fazeley Canal meets the Coventry Canal, forming an important link in the Midlands canal network.
-
C.
Tipton Green Junction
Tipton Green Junction is a former canal junction in Tipton, West Midlands, where branches of the Birmingham Canal Navigations once met.
-
D.
Shepreth Branch Junction
Shepreth Branch Junction is a railway junction in Cambridgeshire, England, where routes diverge toward Cambridge and London on the regional rail network.
-
E.
Halwill Junction
Halwill Junction is a small rural village in West Devon, England, historically known for its former railway junction on the North Cornwall and Okehampton lines.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tyseley TMD Target entity description: Tyseley TMD is a railway traction maintenance depot in Birmingham, England, responsible for servicing and maintaining multiple operators’ passenger train fleets.
-
A.
Old Oak Common TMD
Old Oak Common TMD was a major railway traction maintenance depot in West London that serviced high-speed and commuter trains for the Great Western Main Line and Heathrow routes.
-
B.
Fazeley Junction
Fazeley Junction is a key canal junction in Staffordshire, England, where the Birmingham and Fazeley Canal meets the Coventry Canal, forming an important link in the Midlands canal network.
-
C.
Tipton Green Junction
Tipton Green Junction is a former canal junction in Tipton, West Midlands, where branches of the Birmingham Canal Navigations once met.
-
D.
Shepreth Branch Junction
Shepreth Branch Junction is a railway junction in Cambridgeshire, England, where routes diverge toward Cambridge and London on the regional rail network.
-
E.
Halwill Junction
Halwill Junction is a small rural village in West Devon, England, historically known for its former railway junction on the North Cornwall and Okehampton lines.
- F. None of above. chosen
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_69e2454f1348819088d83f420925a5c1 |
completed | April 17, 2026, 2:35 p.m. |
| NER | Named-entity recognition | batch_69f1790ab6208190a342f076002324ab |
completed | April 29, 2026, 3:20 a.m. |
Created at: April 17, 2026, 3:18 p.m.