Triple
T15185747
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | T4 Eastern Suburbs & Illawarra Line |
E362869
|
entity |
| Predicate | usesRollingStock |
P5426
|
FINISHED |
| Object | Sydney Trains T set |
E1105748
|
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: Sydney Trains T set | Statement: [T4 Eastern Suburbs & Illawarra Line, usesRollingStock, Sydney Trains T set]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sydney Trains T set Context triple: [T4 Eastern Suburbs & Illawarra Line, usesRollingStock, Sydney Trains T set]
-
A.
Sydney Trains T set (Tangara)
chosen
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.
-
B.
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.
-
C.
Sydney Trains electric multiple units
Sydney Trains electric multiple units are the suburban passenger train sets that operate across the electrified rail network in Sydney, Australia.
-
D.
Sydney Trains H set (OSCAR) trains
Sydney Trains H set (OSCAR) trains are a fleet of air-conditioned, double-deck electric multiple units used for suburban and intercity passenger services across the Sydney Trains network.
-
E.
Sydney Trains M set (Millennium) trains
Sydney Trains M set (Millennium) trains are a class of modern, air-conditioned electric multiple unit passenger trains operating on the Sydney Trains suburban network in New South Wales, Australia.
- 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_69d85a09a39c81908759f23268e2d408 |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e006674c088190ba635a78c30f5637 |
completed | April 15, 2026, 9:43 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fec895b59c81908a09f8393a35aa13 |
completed | May 9, 2026, 5:39 a.m. |
Created at: April 10, 2026, 3:09 a.m.