Triple
T14731827
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hurstville railway station |
E346093
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | T4 Illawarra Line |
E362869
|
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: T4 Illawarra Line | Statement: [Hurstville railway station, servedBy, T4 Illawarra Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: T4 Illawarra Line Context triple: [Hurstville railway station, servedBy, T4 Illawarra Line]
-
A.
T4 Eastern Suburbs & Illawarra Line
chosen
The T4 Eastern Suburbs & Illawarra Line is a major Sydney Trains suburban rail line that runs from the city’s eastern suburbs through the southern suburbs to the Illawarra region.
-
B.
Cronulla railway line
The Cronulla railway line is a suburban rail line in Sydney, Australia, connecting the coastal suburb of Cronulla with the broader Sydney Trains network.
-
C.
T3 Bankstown Line
The T3 Bankstown Line is a suburban passenger rail service in Sydney, Australia, connecting the city’s inner west and south-western suburbs via the Bankstown corridor.
-
D.
Sydney–Newcastle rail corridor
The Sydney–Newcastle rail corridor is a major intercity railway line in New South Wales, Australia, linking Sydney with the coastal city of Newcastle and serving numerous commuter and regional services along the route.
-
E.
Sydney to Blue Mountains Intercity Line
The Sydney to Blue Mountains Intercity Line is a long-distance commuter rail service in New South Wales that connects central Sydney with the towns and scenic areas of the Blue Mountains region.
- 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_69d822e5911c8190ba589f957dbd9ba7 |
completed | April 9, 2026, 10:06 p.m. |
| NER | Named-entity recognition | batch_69dec26311c8819093a81ff0fa43b33b |
completed | April 14, 2026, 10:40 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fe64ee4284819093db172023e9fe87 |
completed | May 8, 2026, 10:34 p.m. |
Created at: April 10, 2026, 1:29 a.m.