Triple
T12314733
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Crossrail central tunnel |
E293570
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | West Ealing (Elizabeth line) station |
E330355
|
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: West Ealing (Elizabeth line) station | Statement: [Crossrail central tunnel, hasStation, West Ealing (Elizabeth line) station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: West Ealing (Elizabeth line) station Context triple: [Crossrail central tunnel, hasStation, West Ealing (Elizabeth line) station]
-
A.
West Ealing railway station
chosen
West Ealing railway station is a suburban rail station in the London Borough of Ealing that serves as a local commuter hub with connections into central London and beyond.
-
B.
South Ealing station
South Ealing station is a London Underground station in the London Borough of Ealing, served by the Piccadilly line.
-
C.
North Ealing station
North Ealing station is a London Underground station in the Ealing area of west London, served by the Piccadilly line.
-
D.
Abbey Wood (Elizabeth line) station
Abbey Wood (Elizabeth line) station is a major southeastern London terminus on the Elizabeth line, serving as the eastern end of the central Crossrail route and providing high-frequency links into central London and beyond.
-
E.
Woolwich (Elizabeth line) station
Woolwich (Elizabeth line) station is a modern underground railway station in Woolwich, southeast London, served by the Elizabeth line and providing fast cross-London connections.
- 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_69d6ab6a2b50819082f6aedd32ed608a |
completed | April 8, 2026, 7:24 p.m. |
| NER | Named-entity recognition | batch_69d93f05186481909c024a933b4f6c60 |
completed | April 10, 2026, 6:18 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f68ea215a4819090cea3184f3a231c |
completed | May 2, 2026, 11:54 p.m. |
Created at: April 8, 2026, 9:53 p.m.