Triple
T12586665
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Greenwich line |
E300479
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Plumstead railway station |
E857298
|
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: Plumstead railway station | Statement: [Greenwich line, hasStation, Plumstead railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Plumstead railway station Context triple: [Greenwich line, hasStation, Plumstead railway station]
-
A.
Plumstead railway station
chosen
Plumstead railway station is a suburban rail station in southeast London serving the Plumstead area on the North Kent Line.
-
B.
Banstead railway station
Banstead railway station is a suburban rail stop in Surrey, England, serving the town of Banstead with services on the Epsom Downs line into London.
-
C.
Stonebridge Park station
Stonebridge Park station is a railway and London Underground station in north-west London served by the Bakerloo line and London Overground.
-
D.
Barnehurst railway station
Barnehurst railway station is a suburban rail station in the London Borough of Bexley, serving the Barnehurst area with commuter services into central London.
-
E.
Queens Road station
Queens Road station was the original name of what is now Queensway Underground station on the Central line of the London Underground.
- 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_69d7bde87b648190bcd0266e9efde098 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d954bbe72c8190aa11090bb6b480c9 |
completed | April 10, 2026, 7:51 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f65ebed164819083fbdaa775a59cd4 |
completed | May 2, 2026, 8:29 p.m. |
Created at: April 9, 2026, 5:05 p.m.