Triple
T16015338
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Katoomba railway station |
E388449
|
entity |
| Predicate | adjacentStation |
P5707
|
FINISHED |
| Object | Leura railway station |
E315227
|
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: Leura railway station | Statement: [Katoomba railway station, adjacentStation, Leura railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Leura railway station Context triple: [Katoomba railway station, adjacentStation, Leura railway station]
-
A.
Leura railway station
chosen
Leura railway station is a heritage-listed train station in the Blue Mountains region of New South Wales, Australia, serving the village of Leura on the Main Western line.
-
B.
Wallangarra railway station
Wallangarra railway station is a historic border railway station in Queensland, Australia, notable for its dual-gauge platforms that once served as the break-of-gauge point between Queensland and New South Wales rail systems.
-
C.
Ourimbah railway station
Ourimbah railway station is a regional New South Wales train station on the Central Coast & Newcastle Line, serving the suburb of Ourimbah between Gosford and Newcastle.
-
D.
Gerringong railway station
Gerringong railway station is a regional New South Wales train station serving the coastal town of Gerringong on the South Coast of Australia.
-
E.
Mount Victoria railway station
Mount Victoria railway station is a historic Blue Mountains railway station in New South Wales, Australia, known for its Victorian-era architecture and role as a key stop on the Main Western line.
- 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_69d86dabcb7c8190b6a39d6831d2fa1b |
completed | April 10, 2026, 3:25 a.m. |
| NER | Named-entity recognition | batch_69e18293ec1081909248e366967850c0 |
completed | April 17, 2026, 12:45 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ffdbcdf2548190999a6d093c7fb64a |
completed | May 10, 2026, 1:13 a.m. |
Created at: April 10, 2026, 4:55 a.m.