Triple
T16015337
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Katoomba railway station |
E388449
|
entity |
| Predicate | hasService |
P182
|
FINISHED |
| Object | NSW TrainLink regional coach connections |
E68835
|
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: NSW TrainLink regional coach connections | Statement: [Katoomba railway station, hasService, NSW TrainLink regional coach connections]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: NSW TrainLink regional coach connections Context triple: [Katoomba railway station, hasService, NSW TrainLink regional coach connections]
-
A.
NSW TrainLink Central West services
NSW TrainLink Central West services are regional passenger rail services in New South Wales that connect Central West towns and cities with major hubs such as Sydney.
-
B.
NSW TrainLink Hunter Line services
NSW TrainLink Hunter Line services are regional passenger train services in New South Wales that operate on the Hunter Valley rail network, connecting Newcastle with surrounding towns and communities.
-
C.
NSW TrainLink South Coast Line services
NSW TrainLink South Coast Line services are regional and intercity passenger train services operating along the South Coast of New South Wales, connecting Sydney with coastal towns and termini such as Bomaderry.
-
D.
NSW TrainLink
chosen
NSW TrainLink is a New South Wales government-owned passenger rail and coach service provider that operates regional and intercity routes across the state and into neighboring regions.
-
E.
NSW TrainLink XPT Sydney–Albury service
The NSW TrainLink XPT Sydney–Albury service is a regional passenger train route in New South Wales that operates with high-speed XPT rolling stock between Sydney and the border city of Albury.
- 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_69ffcf284fa481909b571d1bf107fca4 |
completed | May 10, 2026, 12:19 a.m. |
Created at: April 10, 2026, 4:55 a.m.