Triple
T16813372
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | NSW TrainLink Central Coast & Newcastle Line |
E408672
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Epping railway station |
E958395
|
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: Epping railway station | Statement: [NSW TrainLink Central Coast & Newcastle Line, hasStation, Epping railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Epping railway station Context triple: [NSW TrainLink Central Coast & Newcastle Line, hasStation, Epping railway station]
-
A.
Epping railway station
Epping railway station is a suburban commuter rail station in Melbourne, Australia, serving the northern suburb of Epping on the city's metropolitan rail network.
-
B.
Epping station
chosen
Epping station is a major interchange railway and metro station in Sydney’s north-west, serving as a key hub on the Sydney Metro network and other suburban rail lines.
-
C.
Epping tube station
Epping tube station is the northeastern terminus of the London Underground’s Central line, serving the town of Epping in Essex.
-
D.
Chingford railway station
Chingford railway station is a suburban rail terminus in the London Borough of Waltham Forest, serving as the northern endpoint of a commuter line into central London.
-
E.
Haggerston railway station
Haggerston railway station is an Overground rail station in East London serving the Haggerston area within the London Borough of Hackney.
- 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_69d88394566c8190b3dcbdc72935f7fa |
completed | April 10, 2026, 4:59 a.m. |
| NER | Named-entity recognition | batch_69e3b2e01fb8819081cf2c08f29448da |
completed | April 18, 2026, 4:35 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00b292a5888190812539b14eb77f34 |
completed | May 10, 2026, 4:30 p.m. |
Created at: April 10, 2026, 5:23 a.m.