Triple
T16015349
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Katoomba railway station |
E388449
|
entity |
| Predicate | hasStyle |
P1609
|
FINISHED |
| Object | New South Wales Government Railways style |
E69882
|
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: New South Wales Government Railways style | Statement: [Katoomba railway station, hasStyle, New South Wales Government Railways style]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: New South Wales Government Railways style Context triple: [Katoomba railway station, hasStyle, New South Wales Government Railways style]
-
A.
NSW Government Railways
chosen
NSW Government Railways was the former state-owned agency responsible for operating and managing New South Wales’ railway network in Australia.
-
B.
New South Wales railway signalling system
The New South Wales railway signalling system is the standardized network of signals, control equipment, and operating rules that governs the safe and efficient movement of trains across the New South Wales rail network.
-
C.
NSW TrainLink Hunter railcar
The NSW TrainLink Hunter railcar is a diesel multiple unit fleet used for regional passenger services in the Hunter region of New South Wales, Australia.
-
D.
Sydney Trains B set (Waratah Series 2) trains
The Sydney Trains B set (Waratah Series 2) trains are modern, air-conditioned suburban electric multiple units operating across the Sydney Trains network, featuring improved passenger comfort, accessibility, and safety systems.
-
E.
Sydney Trains T set (Tangara)
The Sydney Trains T set, commonly known as the Tangara, is a class of double-deck electric multiple unit trains that have operated extensively across the Sydney suburban rail network since the late 1980s.
- 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.